These rectum and anal canal surgery thesis topics for MS/DNB General Surgery cover haemorrhoids, anal fissure, fistula-in-ano, perianal sepsis, rectal prolapse, defecatory disorders, rectal and anal canal cancers, and operative decision-making. The collection supports descriptive, comparative, analytical and diagnostic cross-sectional projects using outpatient records, proctoscopy, colonoscopy, pelvic magnetic resonance imaging, operative notes and histopathology where available. Students choosing MS General Surgery anorectal thesis topics, rectal surgery dissertation topics or anal canal surgical research topics should align the research question with the actual clinical pathway and available reference standard before drafting their synopsis and protocol.
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Haemorrhoids and Related Anorectal Disorders
Haemorrhoidal disease in adults presenting to a surgical outpatient department: clinical profile, grade distribution and associated bowel habits in a descriptive cross-sectional study.
Internal and external haemorrhoids: differences in symptoms, examination findings and associated risk factors in a comparative cross-sectional study.
Grade of internal haemorrhoids and severity of rectal bleeding: an analytical cross-sectional study.
Haemorrhoids in patients with chronic constipation and without constipation: differences in clinical grade and symptom burden in a comparative cross-sectional study.
Dietary fibre intake and clinical severity of haemorrhoidal disease: an analytical cross-sectional study.
Straining during defecation and grade of internal haemorrhoids in adult surgical patients: a cross-sectional analytical study.
Prolonged sitting during defecation and severity of haemorrhoidal symptoms: an observational cross-sectional study.
Rectal bleeding pattern and proctoscopic grade of haemorrhoids: a cross-sectional correlation study.
Painful and painless haemorrhoidal disease: differences in thrombosis, prolapse and associated fissure in a comparative cross-sectional study.
Prolapse during defecation and grade of internal haemorrhoids: an analytical cross-sectional study.
Mucus discharge and prolapsing haemorrhoids: clinical and proctoscopic characteristics in a cross-sectional study.
Pruritus ani in patients with haemorrhoids and its relationship with prolapse and mucus discharge: an analytical cross-sectional study.
Anaemia in patients with chronic haemorrhoidal bleeding: prevalence and associated clinical characteristics in a cross-sectional study.
Haemoglobin level and severity of haemorrhoidal bleeding in adults: an analytical cross-sectional study.
Haemorrhoidal disease in younger and older adults: differences in grade and presenting symptoms in a comparative cross-sectional study.
Male and female patients with haemorrhoidal disease: differences in bowel habits and clinical grade in a comparative cross-sectional study.
Body mass index and severity of haemorrhoidal disease: an analytical cross-sectional study.
Obesity and prolapsing haemorrhoids among adult surgical patients: a cross-sectional study.
Pregnancy-related history and haemorrhoidal disease among women presenting to surgery clinics: an observational cross-sectional study.
Multiparity and clinical grade of haemorrhoids among women with symptomatic disease: an analytical cross-sectional study.
Sedentary occupation and haemorrhoidal symptom severity: a cross-sectional observational study.
Heavy physical work and prolapsing haemorrhoids among adult men: an analytical cross-sectional study.
Haemorrhoids in patients with and without diabetes mellitus: differences in symptom profile and local examination findings in a comparative cross-sectional study.
Hypertension and haemorrhoidal disease severity: a cross-sectional analytical study.
Chronic cough and prolapsing haemorrhoids: an observational cross-sectional study.
Lower urinary tract straining and haemorrhoidal disease in older men: a cross-sectional study.
Family history of haemorrhoids and age at symptomatic presentation: an analytical cross-sectional study.
Recurrent and first-episode haemorrhoidal symptoms: differences in grade and associated anorectal findings in a comparative cross-sectional study.
Thrombosed external haemorrhoids in adults: clinical characteristics and precipitating factors in a descriptive cross-sectional study.
Thrombosed and non-thrombosed external haemorrhoids: differences in pain severity and local findings in a comparative cross-sectional study.
Perianal haematoma and thrombosed external haemorrhoid: differences in clinical morphology in a comparative cross-sectional study.
Haemorrhoids with and without coexisting anal fissure: differences in bowel habits and symptom severity in a comparative cross-sectional study.
Haemorrhoids with and without fistula-in-ano: differences in clinical and proctoscopic findings in a comparative cross-sectional study.
Haemorrhoids with rectal prolapse and without prolapse: comparative clinical characteristics in a cross-sectional study.
Proctoscopy and clinical examination in grading internal haemorrhoids: a cross-sectional concordance study.
Digital rectal examination and proctoscopy in patients presenting with rectal bleeding: a comparative diagnostic cross-sectional study.
Colonoscopic findings in patients with presumed haemorrhoidal bleeding and alarm features: a cross-sectional diagnostic study.
Significant colorectal lesions among adults presenting with rectal bleeding and clinically evident haemorrhoids: prevalence in a cross-sectional study.
Rectal bleeding attributed to haemorrhoids in younger and older adults: differences in additional endoscopic findings in a comparative cross-sectional study.
Haemorrhoidal disease in patients with altered bowel habits: proctoscopic and colonoscopic spectrum in a cross-sectional study.
Clinical predictors of higher-grade internal haemorrhoids in symptomatic adults: an analytical cross-sectional study.
Clinical predictors of prolapsing haemorrhoidal disease requiring procedural treatment: an analytical cross-sectional study.
Grade of haemorrhoids and choice of office-based versus operative intervention at index assessment: an observational cross-sectional study.
Rubber band ligation and surgical haemorrhoidectomy groups: differences in baseline haemorrhoidal characteristics in a comparative cross-sectional study.
Conventional and stapled haemorrhoidectomy cases: differences in preoperative grade and prolapse characteristics in a comparative cross-sectional study.
Doppler-guided haemorrhoidal artery ligation candidates and conventional haemorrhoidectomy candidates: differences in disease morphology in a comparative cross-sectional study.
Number and anatomical distribution of haemorrhoidal cushions encountered during operative treatment: a descriptive cross-sectional study.
Three-primary-cushion and atypical haemorrhoidal distributions: differences in prolapse pattern in a comparative cross-sectional study.
Operative findings in grade three and grade four haemorrhoids: differences in prolapse, thrombosis and mucosal changes in a comparative cross-sectional study.
Associated anal skin tags in patients with chronic haemorrhoidal disease: prevalence and clinical characteristics in a cross-sectional study.
Sentinel skin tags and haemorrhoidal tags: differences in associated anorectal pathology in a comparative cross-sectional study.
Mucosal prolapse and internal haemorrhoids: relationship between proctoscopic appearance and clinical symptoms in an analytical cross-sectional study.
Rectoanal mucosal prolapse in patients with haemorrhoids: prevalence and local examination findings in a cross-sectional study.
Haemorrhoidal disease in patients with chronic liver disease and without liver disease: differences in clinical grade in a comparative cross-sectional study.
Portal hypertension and anorectal varices versus conventional haemorrhoids: differences in clinical and endoscopic characteristics in a comparative cross-sectional study.
Anorectal varices in patients with portal hypertension: prevalence and proctoscopic characteristics in a cross-sectional study.
Clinical features distinguishing haemorrhoidal bleeding from other common causes of rectal bleeding: an analytical cross-sectional study.
Bowel habit, diet and occupational factors in symptomatic haemorrhoidal disease: a multivariable cross-sectional study.
Spectrum of associated anorectal disorders in patients presenting with haemorrhoids to a tertiary care surgical unit: a descriptive cross-sectional study.
Clinical, proctoscopic and operative profile of haemorrhoidal disease in adults undergoing surgical evaluation: a hospital-based cross-sectional study.
Anal Fissure, Fistula-in-Ano and Perianal Sepsis
Anal fissure in adults: clinical profile, anatomical location and associated bowel habits in a descriptive cross-sectional study.
Acute and chronic anal fissure: differences in symptom pattern and local examination findings in a comparative cross-sectional study.
Posterior and anterior anal fissures: differences in demographic and clinical characteristics in a comparative cross-sectional study.
Constipation and chronicity of anal fissure in adult surgical patients: an analytical cross-sectional study.
Hard stool passage and severity of pain in patients with anal fissure: a cross-sectional analytical study.
Rectal bleeding in anal fissure and its relationship with fissure chronicity: an analytical cross-sectional study.
Sentinel pile in chronic anal fissure: prevalence and associated local findings in a cross-sectional study.
Hypertrophied anal papilla in chronic fissure-in-ano: prevalence and clinical characteristics in a descriptive cross-sectional study.
Anal sphincter spasm and pain severity in chronic fissure-in-ano: a cross-sectional study.
Anal fissure in younger and older adults: differences in location and associated bowel habits in a comparative cross-sectional study.
Anal fissure in men and women: differences in site and symptom severity in a comparative cross-sectional study.
Multiple and solitary anal fissures: differences in associated systemic and anorectal conditions in a comparative cross-sectional study.
Atypical lateral anal fissures and underlying secondary causes: diagnostic spectrum in a cross-sectional study.
Anal fissure with and without haemorrhoids: differences in constipation and bleeding symptoms in a comparative cross-sectional study.
Anal fissure with and without skin tags: differences in duration of symptoms in a comparative cross-sectional study.
Clinical factors associated with chronic rather than acute anal fissure: an analytical cross-sectional study.
Digital examination tolerance and severity of chronic anal fissure: a cross-sectional study.
Operative findings in patients undergoing lateral internal sphincterotomy for chronic anal fissure: a descriptive cross-sectional study.
Open and closed lateral internal sphincterotomy groups: differences in baseline fissure characteristics in a comparative cross-sectional study.
Clinical variables influencing selection for surgical management of chronic anal fissure: an observational cross-sectional study.
Fistula-in-ano in adults: clinical, anatomical and imaging profile in a descriptive cross-sectional study.
Simple and complex fistula-in-ano: differences in clinical and magnetic resonance imaging characteristics in a comparative cross-sectional study.
Low and high anal fistulas: differences in external opening location and internal tract anatomy in a comparative cross-sectional study.
Anterior and posterior external openings in fistula-in-ano: relationship with tract direction in an analytical cross-sectional study.
Goodsall rule and magnetic resonance imaging-defined fistula tract direction: a cross-sectional validation study.
External opening distance from the anal verge and complexity of fistula-in-ano: an analytical cross-sectional study.
Single and multiple external openings: differences in secondary tracts and abscess cavities in a comparative cross-sectional study.
Primary and recurrent fistula-in-ano: differences in magnetic resonance imaging anatomy in a comparative cross-sectional study.
Transsphincteric and intersphincteric fistulas: differences in clinical and imaging characteristics in a comparative cross-sectional study.
Suprasphincteric and extrasphincteric fistulas: clinical and magnetic resonance imaging spectrum in a descriptive cross-sectional study.
Magnetic resonance imaging and operative findings in fistula-in-ano: a cross-sectional concordance study.
Secondary fistulous tracts on magnetic resonance imaging and their clinical predictors: an analytical cross-sectional study.
Horseshoe fistula in adults: clinical and magnetic resonance imaging profile in a descriptive cross-sectional study.
Horseshoe and non-horseshoe anal fistulas: differences in external openings and abscess formation in a comparative cross-sectional study.
Fistula-in-ano with and without perianal abscess: differences in tract complexity in a comparative cross-sectional study.
Diabetes mellitus and complexity of fistula-in-ano: an analytical cross-sectional study.
Tuberculous and cryptoglandular fistula-in-ano: differences in clinical and pathological characteristics in a comparative cross-sectional study.
Histopathological spectrum of tissue obtained from fistula-in-ano surgery: a descriptive cross-sectional study.
Clinical and magnetic resonance imaging variables associated with complex anal fistula: an analytical cross-sectional study.
Operative fistula classification and preoperative magnetic resonance imaging findings: a cross-sectional correlation study.
Perianal abscess in adults: anatomical distribution and clinical profile in a descriptive cross-sectional study.
Perianal, ischiorectal and intersphincteric abscesses: differences in clinical presentation in a comparative cross-sectional study.
Perianal abscess in diabetic and non-diabetic adults: differences in extent and laboratory abnormalities in a comparative cross-sectional study.
Perianal abscess with and without associated fistula-in-ano: differences in clinical characteristics in a comparative cross-sectional study.
Recurrent and first-episode perianal abscess: differences in underlying fistulous disease in a comparative cross-sectional study.
Deep and superficial perianal abscesses: differences in imaging and examination findings in a comparative cross-sectional study.
Leucocytosis and anatomical extent of perianal sepsis: an analytical cross-sectional study.
Gas-forming perianal infection and associated diabetes mellitus: a cross-sectional study.
Perianal sepsis with and without Fournier gangrene: differences in clinical and imaging characteristics in a comparative cross-sectional study.
Magnetic resonance imaging in clinically occult deep perianal abscess: diagnostic yield in a cross-sectional study.
Clinical examination and magnetic resonance imaging in localisation of perianal abscess: a comparative diagnostic cross-sectional study.
Perianal abscess location and corresponding fistulous tract anatomy: an analytical cross-sectional study.
Perianal Crohn-like fistulous disease and cryptoglandular fistula: comparative imaging characteristics in a cross-sectional study.
Hidradenitis suppurativa involving the perianal region: clinical and imaging characteristics in a descriptive cross-sectional study.
Pilonidal sinus and perianal fistula: clinical features useful for differentiation in a diagnostic cross-sectional study.
Complex perianal sepsis requiring drainage during index admission: preoperative clinical and imaging profile in a cross-sectional study.
Operative findings influencing choice of fistulotomy, seton or sphincter-preserving procedure: an observational cross-sectional study.
Simple and complex fistula cases selected for different operative techniques: differences in baseline anatomy in a comparative cross-sectional study.
Spectrum of fistula-in-ano and perianal sepsis encountered in a tertiary care surgical unit: a descriptive cross-sectional study.
Clinical, imaging and operative characteristics of anal fissure, fistula and perianal sepsis in adults: a hospital-based cross-sectional study.
Rectal Prolapse, Defecatory Disorders and Benign Rectal Lesions
Rectal prolapse in adults: clinical, anatomical and associated bowel-habit profile in a descriptive cross-sectional study.
Partial mucosal and complete rectal prolapse: differences in age, symptoms and examination findings in a comparative cross-sectional study.
Full-thickness rectal prolapse in younger and older adults: differences in constipation and pelvic floor symptoms in a comparative cross-sectional study.
Constipation and severity of rectal prolapse: an analytical cross-sectional study.
Faecal incontinence in patients with rectal prolapse and its relationship with prolapse extent: an analytical cross-sectional study.
Rectal prolapse in men and women: differences in age, bowel habits and pelvic floor symptoms in a comparative cross-sectional study.
Multiparity and rectal prolapse among women presenting for surgical evaluation: an observational cross-sectional study.
Chronic straining and full-thickness rectal prolapse in adults: an analytical cross-sectional study.
Mucus discharge and bleeding in rectal prolapse: relationship with mucosal ulceration in a cross-sectional study.
Solitary rectal ulcer in patients with obstructed defecation symptoms: clinical and proctoscopic profile in a descriptive cross-sectional study.
Solitary rectal ulcer syndrome and rectal prolapse: differences in clinical and endoscopic characteristics in a comparative cross-sectional study.
Digital rectal examination findings in complete and partial rectal prolapse: a comparative cross-sectional study.
Rectal prolapse with and without associated haemorrhoids: differences in symptom pattern in a comparative cross-sectional study.
Rectal prolapse with and without pelvic floor descent: clinical and imaging characteristics in a cross-sectional study.
Defecography findings in patients with obstructed defecation syndrome: a descriptive cross-sectional study.
Rectocele and internal rectal intussusception in adults with obstructed defecation: comparative imaging characteristics in a cross-sectional study.
Internal and external rectal prolapse: differences in defecatory symptoms in a comparative cross-sectional study.
Rectal intussusception and constipation severity in adults: an analytical cross-sectional study.
Rectocele size and symptoms of incomplete evacuation in women: an analytical cross-sectional study.
Perineal descent and severity of obstructed defecation symptoms: a cross-sectional study.
Digital evacuation behaviour and structural pelvic floor abnormalities in constipation: an observational cross-sectional study.
Chronic constipation in adults referred for surgical evaluation: anorectal examination and imaging spectrum in a descriptive cross-sectional study.
Slow-transit and outlet-type constipation based on clinical evaluation: differences in anorectal findings in a comparative cross-sectional study.
Rectal sensation abnormalities and obstructed defecation symptoms: a cross-sectional study.
Megarectum in adults with chronic constipation: clinical and imaging characteristics in a descriptive cross-sectional study.
Faecal impaction in adults: clinical profile and associated anorectal pathologies in a cross-sectional study.
Faecal impaction in younger and older adults: differences in underlying causes in a comparative cross-sectional study.
Rectal foreign bodies in adults: clinical, radiological and operative characteristics in a descriptive cross-sectional study.
High and low rectal foreign bodies: differences in presentation and extraction approach at index admission in a comparative cross-sectional study.
Rectal trauma from foreign bodies and associated mucosal injury: a cross-sectional study.
Rectal polyps in adults: clinical, endoscopic and histopathological spectrum in a descriptive cross-sectional study.
Solitary and multiple rectal polyps: differences in size, morphology and histopathology in a comparative cross-sectional study.
Pedunculated and sessile rectal polyps: differences in size and histopathological diagnosis in a comparative cross-sectional study.
Rectal bleeding in patients with benign rectal polyps: relationship with polyp size and location in an analytical cross-sectional study.
Rectal adenoma and hyperplastic polyp: differences in endoscopic morphology in a comparative cross-sectional study.
Villous and tubular rectal adenomas: differences in size and presenting symptoms in a comparative cross-sectional study.
Rectal villous tumours in adults: clinical and endoscopic profile in a descriptive cross-sectional study.
Inflammatory rectal polyps and adenomatous polyps: differences in clinical and endoscopic characteristics in a comparative cross-sectional study.
Proctoscopic and colonoscopic findings in patients with chronic mucus discharge per rectum: a cross-sectional study.
Benign rectal strictures in adults: clinical, endoscopic and imaging profile in a descriptive cross-sectional study.
Inflammatory and postoperative rectal strictures: differences in anatomical and endoscopic characteristics in a comparative cross-sectional study.
Rectal stenosis and severity of obstructed defecation symptoms: an analytical cross-sectional study.
Endometriosis involving the rectum in women with cyclical rectal symptoms: imaging profile in a cross-sectional study.
Rectal endometriosis and rectal neoplasm: imaging features useful for differentiation in a diagnostic cross-sectional study.
Radiation proctitis in adults: clinical and endoscopic characteristics in a descriptive cross-sectional study.
Acute and chronic radiation proctitis: differences in endoscopic mucosal changes in a comparative cross-sectional study.
Rectal ulceration in inflammatory, ischaemic and traumatic conditions: comparative endoscopic characteristics in a cross-sectional study.
Proctitis in adults: clinical and endoscopic spectrum in a descriptive cross-sectional study.
Infective and non-infective proctitis: differences in clinical and endoscopic characteristics in a comparative cross-sectional study.
Rectal mucosal prolapse syndrome: clinical and histopathological spectrum in a cross-sectional study.
Clinical predictors of structural pelvic floor abnormality among patients with obstructed defecation: an analytical cross-sectional study.
Defecography and clinical examination in patients with rectal prolapse: a cross-sectional concordance study.
Rectal prolapse cases selected for abdominal and perineal procedures: differences in baseline anatomical and clinical characteristics in a comparative cross-sectional study.
Surgical approach selection in rectal prolapse and its relationship with age, prolapse length and comorbidity profile: an observational cross-sectional study.
Perineal rectosigmoidectomy and abdominal rectopexy candidates: differences in preoperative characteristics in a comparative cross-sectional study.
Operative findings in full-thickness rectal prolapse and corresponding preoperative examination features: a cross-sectional correlation study.
Associated pelvic organ prolapse in women with rectal prolapse: prevalence and clinical characteristics in a cross-sectional study.
Benign rectal lesions detected during evaluation of rectal bleeding: diagnostic spectrum in a descriptive cross-sectional study.
Spectrum of benign rectal and defecatory disorders presenting to a tertiary care surgery department: a descriptive cross-sectional study.
Clinical, endoscopic, imaging and operative characteristics of non-malignant rectal disorders: a hospital-based cross-sectional study.
Rectal and Anal Canal Malignancies
Rectal carcinoma at presentation: clinical, endoscopic and magnetic resonance imaging profile in a descriptive cross-sectional study.
Upper, middle and lower rectal cancers: differences in presenting symptoms and magnetic resonance imaging characteristics in a comparative cross-sectional study.
Rectal bleeding and tumour location in rectal carcinoma: an analytical cross-sectional study.
Altered bowel habits and anatomical level of rectal tumour: a cross-sectional study.
Tenesmus and distance of rectal tumour from the anal verge: an analytical cross-sectional study.
Rectal tumour length and severity of obstructive symptoms: a cross-sectional analytical study.
Circumferential and non-circumferential rectal tumours: differences in obstructive symptoms in a comparative cross-sectional study.
Ulcerative and proliferative rectal cancers: differences in clinical presentation and imaging morphology in a comparative cross-sectional study.
Digital rectal examination and endoscopic localisation of rectal tumour level: a cross-sectional concordance study.
Digital rectal examination and magnetic resonance imaging assessment of rectal tumour distance from the anal verge: a comparative cross-sectional study.
Rectal tumour fixation on examination and radiological evidence of locally advanced disease: a diagnostic cross-sectional study.
Rectal carcinoma in younger and older adults: differences in symptoms and imaging extent in a comparative cross-sectional study.
Male and female patients with rectal carcinoma: differences in tumour level and presenting symptoms in a comparative cross-sectional study.
Anaemia in patients with rectal carcinoma and its relationship with tumour morphology: an analytical cross-sectional study.
Serum albumin and radiological tumour burden in rectal carcinoma: a cross-sectional study.
Weight loss in rectal carcinoma and its relationship with locally advanced disease on imaging: an analytical cross-sectional study.
Carcinoembryonic antigen level and magnetic resonance imaging features of rectal carcinoma: a cross-sectional analytical study.
Mesorectal lymph nodes and primary tumour characteristics on rectal magnetic resonance imaging: an analytical cross-sectional study.
Circumferential resection margin involvement suspected on magnetic resonance imaging and primary tumour morphology: a cross-sectional study.
Extramural venous invasion on magnetic resonance imaging and rectal tumour characteristics: an analytical cross-sectional study.
Mesorectal fascia involvement and tumour distance from the anal verge: a cross-sectional imaging study.
Sphincter involvement in low rectal cancer and associated magnetic resonance imaging characteristics: an analytical cross-sectional study.
Levator ani involvement in low rectal carcinoma: clinical and magnetic resonance imaging profile in a cross-sectional study.
Low rectal cancers with and without sphincter involvement: differences in clinical and imaging characteristics in a comparative cross-sectional study.
Rectal carcinoma with and without bowel obstruction: differences in tumour morphology and imaging findings in a comparative cross-sectional study.
Rectal carcinoma with and without liver metastases at initial imaging: differences in primary tumour characteristics in a comparative cross-sectional study.
Rectal carcinoma with and without pelvic lymphadenopathy: differences in tumour level and magnetic resonance imaging features in a comparative cross-sectional study.
Computed tomography and magnetic resonance imaging in evaluation of rectal carcinoma: a comparative diagnostic cross-sectional study.
Colonoscopic and magnetic resonance imaging tumour length measurements in rectal cancer: a cross-sectional agreement study.
Rectal cancer and synchronous colorectal lesions on complete colonoscopic evaluation: prevalence and distribution in a cross-sectional study.
Anal canal carcinoma at presentation: clinical, proctoscopic and imaging profile in a descriptive cross-sectional study.
Squamous cell carcinoma of the anal canal: clinical and anatomical characteristics in a descriptive cross-sectional study.
Anal canal carcinoma and low rectal carcinoma: differences in symptoms, examination and imaging characteristics in a comparative cross-sectional study.
Anal pain and bleeding in patients with anal canal malignancy: relationship with tumour size and location in a cross-sectional study.
Inguinal lymphadenopathy in anal canal carcinoma and its relationship with primary tumour characteristics: an analytical cross-sectional study.
Anal canal malignancy with and without inguinal nodal disease: differences in tumour size and local extent in a comparative cross-sectional study.
Perianal skin malignancy and anal canal carcinoma: differences in clinical morphology in a comparative cross-sectional study.
Non-healing anal ulcer and malignant histopathology: diagnostic yield in a cross-sectional study.
Anal canal lesions clinically suspected to be haemorrhoids or fissure and subsequently found malignant: prevalence and clinicopathological profile in a cross-sectional study.
Histopathological spectrum of suspicious anal canal lesions: a descriptive cross-sectional study.
Rectal and anal canal malignancies in patients younger than fifty years: clinical and imaging characteristics in a cross-sectional study.
Tobacco exposure and anal canal squamous cell carcinoma: an observational cross-sectional study.
Human immunodeficiency virus status and clinical presentation of anal canal malignancy in surgical patients: a comparative cross-sectional study.
Rectal carcinoma presenting with fistula-in-ano: clinical and imaging profile in a descriptive cross-sectional study.
Chronic fistula-in-ano with suspicious induration or ulceration: histopathological spectrum in a cross-sectional study.
Mucinous rectal carcinoma and non-mucinous rectal carcinoma: differences in magnetic resonance imaging characteristics in a comparative cross-sectional study.
Signet-ring morphology in rectal carcinoma and associated clinical presentation: a clinicopathological cross-sectional study.
Obstructing and non-obstructing rectal malignancies: differences in tumour level and imaging extent in a comparative cross-sectional study.
Emergency and elective presentations of rectal carcinoma: differences in clinical and radiological characteristics in a comparative cross-sectional study.
Rectal carcinoma with perforation and without perforation: differences in imaging and operative findings in a comparative cross-sectional study.
Clinical examination and magnetic resonance imaging in identifying sphincter involvement in low rectal cancer: a diagnostic cross-sectional study.
Endoscopic biopsy diagnosis and operative or resection histopathology in rectal malignancy: a cross-sectional concordance study.
Imaging variables associated with technically difficult low rectal surgery: an analytical cross-sectional study.
Pelvic dimensions and rectal tumour characteristics in patients planned for rectal cancer surgery: a cross-sectional imaging study.
Male and female pelvic anatomy in relation to rectal tumour level and surgical access: a comparative cross-sectional study.
Obesity and pelvic anatomical factors relevant to rectal cancer surgery: an analytical cross-sectional study.
Low anterior resection and abdominoperineal resection candidates: differences in preoperative tumour characteristics in a comparative cross-sectional study.
Sphincter-preserving and non-sphincter-preserving surgery groups: differences in baseline rectal tumour anatomy in a comparative cross-sectional study.
Resectable and locally advanced rectal cancers: differences in magnetic resonance imaging characteristics in a comparative cross-sectional study.
Spectrum of rectal and anal canal malignancies presenting to a tertiary care general surgery unit: a descriptive cross-sectional study.
Operative Anorectal and Rectal Surgical Decision-Making
Anorectal procedures performed in a tertiary care general surgery unit: indications and operative spectrum in a descriptive cross-sectional study.
Day-care and inpatient anorectal surgery cases: differences in disease type and operative characteristics in a comparative cross-sectional study.
Haemorrhoidectomy, fistula surgery and fissure surgery cases: differences in demographic and local disease characteristics in a comparative cross-sectional study.
Conventional and energy-device haemorrhoidectomy: differences in baseline haemorrhoidal anatomy and intraoperative variables in a comparative cross-sectional study.
Open and closed haemorrhoidectomy: differences in operative indications and haemorrhoidal grade in a comparative cross-sectional study.
Stapled and conventional haemorrhoidectomy candidates: differences in mucosal prolapse and haemorrhoidal distribution in a comparative cross-sectional study.
Number of haemorrhoidal cushions excised and clinical grade of haemorrhoidal disease: an analytical cross-sectional study.
Operative blood loss and extent of haemorrhoidal disease during surgical haemorrhoidectomy: a cross-sectional study.
Haemorrhoidectomy with and without associated fissure surgery: differences in local examination findings in a comparative cross-sectional study.
Fistulotomy and fistulectomy cases: differences in tract length, sphincter involvement and operative anatomy in a comparative cross-sectional study.
Fistulotomy and seton placement groups: differences in fistula height and complexity in a comparative cross-sectional study.
Cutting and draining seton indications in complex fistula-in-ano: operative anatomy in a descriptive cross-sectional study.
Sphincter-preserving fistula procedures and conventional fistulotomy: differences in preoperative magnetic resonance imaging anatomy in a comparative cross-sectional study.
Ligation of the intersphincteric fistula tract candidates and fistulotomy candidates: differences in fistula anatomy in a comparative cross-sectional study.
Primary fistula opening localisation at surgery and magnetic resonance imaging findings: a cross-sectional concordance study.
Secondary tracts identified at surgery and their preoperative magnetic resonance imaging visibility: a diagnostic cross-sectional study.
Abscess cavity size and operative drainage characteristics in perianal sepsis: an analytical cross-sectional study.
Single and multiple incision drainage for complex perianal abscesses: differences in anatomical extent in a comparative cross-sectional study.
Fissurectomy and lateral internal sphincterotomy cases: differences in baseline fissure morphology in a comparative cross-sectional study.
Open and closed lateral internal sphincterotomy: differences in intraoperative technical parameters in a comparative cross-sectional study.
Chronic fissure with and without sentinel pile excision: differences in local operative anatomy in a comparative cross-sectional study.
Surgical treatment selection in chronic anal fissure and its relationship with sphincter tone and fissure morphology: an observational cross-sectional study.
Rectal prolapse cases selected for abdominal and perineal surgery: differences in age, prolapse length and associated pelvic floor abnormalities in a comparative cross-sectional study.
Abdominal rectopexy and perineal prolapse procedures: differences in preoperative anatomical characteristics in a comparative cross-sectional study.
Complete and partial rectal prolapse cases undergoing surgery: differences in operative findings in a comparative cross-sectional study.
Redundant sigmoid colon in rectal prolapse and its relationship with operative procedure selection: a cross-sectional study.
Rectal prolapse with and without associated pelvic floor weakness: differences in operative planning in a comparative cross-sectional study.
Low rectal tumour distance from the anal verge and surgical procedure selected at index operation: an observational cross-sectional study.
Low anterior resection and abdominoperineal resection cases: differences in tumour distance, sphincter involvement and pelvic anatomy in a comparative cross-sectional study.
Sphincter-preserving rectal surgery and tumour characteristics influencing operative selection: an analytical cross-sectional study.
Rectal tumour fixation and operative resectability findings: a cross-sectional correlation study.
Total mesorectal excision specimen quality and preoperative pelvic and tumour characteristics: a cross-sectional study.
Circumferential resection margin status and preoperative magnetic resonance imaging findings in rectal cancer specimens: a cross-sectional correlation study.
Distal resection margin and tumour distance from the anal verge in rectal cancer surgery: an analytical cross-sectional study.
Operative blood loss and pelvic anatomical characteristics during rectal cancer surgery: an analytical cross-sectional study.
Male and female patients undergoing rectal cancer surgery: differences in pelvic operative difficulty in a comparative cross-sectional study.
Obese and non-obese patients undergoing rectal surgery: differences in pelvic operative characteristics in a comparative cross-sectional study.
Open and laparoscopic rectal surgery cases: differences in baseline tumour and pelvic characteristics in a comparative cross-sectional study.
Laparoscopic and open surgery for benign rectal prolapse: differences in preoperative anatomical characteristics in a comparative cross-sectional study.
Temporary diverting stoma creation during rectal surgery and associated operative factors: a cross-sectional observational study.
Loop ileostomy and no-diversion groups in low rectal surgery: differences in baseline operative risk factors in a comparative cross-sectional study.
Colostomy creation in obstructing rectal malignancy: clinical and operative indications in a descriptive cross-sectional study.
Emergency and elective rectal surgery: differences in underlying pathology and intraoperative findings in a comparative cross-sectional study.
Rectal perforation encountered at surgery and corresponding preoperative imaging characteristics: a cross-sectional correlation study.
Intraoperative identification of locally advanced rectal tumour and corresponding magnetic resonance imaging features: a cross-sectional study.
Adjacent organ involvement in rectal malignancy and operative multivisceral resection planning: an observational cross-sectional study.
Anal canal lesions undergoing excision or biopsy: clinical and histopathological spectrum in a descriptive cross-sectional study.
Haemorrhoidectomy specimens and incidental histopathological abnormalities: prevalence in a cross-sectional study.
Fistula tract histopathology and clinically suspected aetiology: a cross-sectional concordance study.
Rectal polypectomy specimens and corresponding endoscopic morphology: a cross-sectional correlation study.
Clinical, endoscopic and imaging variables influencing operative strategy in rectal and anal canal disease: an analytical cross-sectional study.
Operative anatomy of common benign anorectal disorders in adults: a descriptive cross-sectional study.
Surgical decision-making in complex fistula-in-ano based on clinical examination and magnetic resonance imaging: a cross-sectional observational study.
Surgical decision-making in rectal prolapse based on age, prolapse morphology and pelvic floor findings: a cross-sectional observational study.
Surgical decision-making in low rectal carcinoma based on tumour level, sphincter involvement and pelvic imaging: an analytical cross-sectional study.
Immediate intraoperative complications during anorectal procedures and associated disease characteristics: a cross-sectional study.
Index-admission surgical complications following major rectal procedures and associated operative variables: a cross-sectional study.
Spectrum of operative procedures for benign and malignant rectal and anal canal pathologies in a tertiary care hospital: a descriptive cross-sectional study.
Clinical, imaging, endoscopic and operative factors associated with complex rectal and anal canal surgery: an analytical cross-sectional study.
Spectrum of surgically relevant rectal and anal canal pathologies managed in a tertiary care general surgery department in India: a hospital-based descriptive cross-sectional study.
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Research Question
Aim of the Study
Primary Objective
Secondary Objectives
Materials and Methods
Inclusion Criteria
Exclusion Criteria
Sample Size Calculation
Methodology
Statistical Analysis
Ethical Considerations
Review of Literature
References
Gantt Chart / Study Timeline
Patient Information Sheet
Consent Form
Data Collection Form
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Generate the full rectum and anal canal surgery protocol directly — objectives, methodology, sample size, statistics, timeline, references and annexures.
Alongside rectum and anal canal surgery protocols and synopses, support is also available for departmental presentations, journal club presentations, ethics committee presentations, and posters and oral presentations for medical conferences — for postgraduate residents, board trainees and research scholars across India and the GCC. Prepared by a practising doctor with long experience in medical publishing and thesis supervision.
Rectum and anal canal surgery research outside India
The topics above work as research questions anywhere — what changes is the document the institution expects, and who approves it before data collection begins. The Gulf equivalent of an Indian synopsis is the rectum and anal canal surgery research proposal submitted to an institutional review board, and it ordinarily carries three sections an Indian synopsis does not: a Gantt chart, a budget and resources section, and a Declaration of Helsinki statement.
Board and residency programmes — country by country
Saudi Arabia — SCFHS and the Saudi Board. Residency and fellowship training under the Saudi Commission for Health Specialties includes a research project with a set timeline, and the rectum and anal canal surgery research proposal is the document prepared at the outset and cleared by the institutional review board before recruitment starts.
United Arab Emirates — DHA, DOH Abu Dhabi and MOHAP. Residents training in Dubai, Abu Dhabi and the northern emirates prepare a rectum and anal canal surgery research protocol for their programme and submit it for institutional review board approval before any data are collected.
Qatar — DHP (formerly QCHP) and Hamad Medical Corporation. A rectum and anal canal surgery IRB proposal is reviewed before recruitment, with the ethics section written to the institution's own template rather than a generic one.
Bahrain — NHRA. Trainees turning rectum and anal canal surgery research topics into a project need the proposal cleared by their institutional research and ethics committee before fieldwork begins.
Oman — OMSB. Residency programmes under the Oman Medical Specialty Board include a research component, and the rectum and anal canal surgery research proposal is the document assessed at the start of it.
Kuwait — KIMS. A rectum and anal canal surgery study protocol goes to the institutional committee for approval before the project begins.
Arab Board programmes across the region. The Arab Board carries its own research requirement irrespective of the host country, and the rectum and anal canal surgery proposal follows the same structure throughout.
Postgraduate degrees — Malaysia, the Gulf and beyond
Malaysia — MMed, the National Medical Research Register and MREC. A rectum and anal canal surgery dissertation proposal for a Master of Medicine programme carried out in a Ministry of Health facility must be registered on the NMRR and approved by the Medical Research and Ethics Committee before the study begins, and the guidance asks for submission four to six months ahead of data collection. Every investigator on the study team registers on the NMRR as well, so the methodology, ethics and team sections are written in far more detail than an Indian synopsis requires.
PhD and Master's candidates elsewhere. University programmes generally require a full rectum and anal canal surgery research proposal of roughly 6,000 to 10,000 words, with an extended literature review, a theoretical framework and a detailed methodology chapter.
PhD and MMed proposals are written individually by a medical doctor and revised until the supervisor accepts them. They are not produced by the automated protocol generator.
🔥 Emerging rectal and anorectal surgical research for 2026–2027
These focused areas connect everyday surgical presentations with decisions that can be studied using routinely documented evidence.
Rectal bleeding pathways: evaluate alarm features and additional endoscopic diagnoses rather than attributing all bleeding to clinically evident haemorrhoids.
Complex fistula mapping: study MRI-defined sphincter involvement, secondary tracts and agreement with operative anatomy to improve preoperative planning.
Rectal cancer MRI reporting: assess tumour level, mesorectal fascia, threatened circumferential margin and extramural venous invasion for surgical relevance.
Procedure selection: describe how disease grade, fistula complexity, pelvic anatomy and comorbidity influence selection of office, perineal, abdominal or sphincter-preserving surgery.
Protocol and synopsis guidance
How should an anorectal surgery thesis question be designed?
Set a precise population, setting and assessment time point. For haemorrhoids, record grade, prolapse and associated fissure separately; for fissure, distinguish acute from chronic findings; for perianal sepsis, document anatomical space and clinical severity. Retrospective and cross-sectional designs can describe associations or procedure selection, but cannot by themselves establish that a chosen operation caused better outcomes.
How can MRI, endoscopy and operative findings be compared correctly?
For fistula-in-ano, prespecify an MRI classification, internal opening, primary and secondary tracts, abscesses and sphincter relationships. Use a stated operative reference only in patients who underwent surgery and acknowledge partial verification bias. For rectal cancer, distinguish pretreatment MRI staging from post-treatment pathology, especially when neoadjuvant therapy changes anatomy. Clinical suspicion, imaging interpretation, biopsy confirmation and final resection histopathology must not be conflated.
What statistical methods and sample-size decisions are appropriate?
Describe continuous variables with distributions and compare groups using methods appropriate to sample size and data type. For diagnostic studies, report sensitivity and specificity only when a valid reference standard was applied and explain missing verification. For paired categorical agreement, consider kappa; for paired measurements, use agreement methods rather than correlation alone. Define whether the unit is the patient, lesion, fistulous tract or operative procedure and account for clustered observations. A sample-size calculation should use the primary objective, expected proportion or effect and achievable recruitment.
1. Are these rectum and anal canal topics suitable for current General Surgery dissertations?
Yes, many are suited to routine MS/DNB General Surgery clinical, endoscopic, imaging or operative audits for the 2026–2027 academic cycle. Suitability still depends on local case numbers, supervision, ethics approval and availability of the required examinations.
2. Which anorectal research topics are feasible in a general surgery department?
Clinical grading of haemorrhoids, fissure presentation, perianal abscess anatomy, fistula MRI–operative concordance and procedure-selection audits are often practical where cases and records are available. Rectal cancer MRI or pathology studies require reliable specialist access.
3. Can I use a cross-sectional study to compare anorectal operations?
A cross-sectional study can describe differences in the baseline features of patients selected for different procedures. It should not claim comparative postoperative efficacy without longitudinal outcome measurement and appropriate control for confounding by indication.
4. What is the difference between a thesis synopsis and a complete protocol?
A synopsis summarises the rationale, objectives, study design, population and planned analysis. A full protocol specifies inclusion and exclusion criteria, operational definitions, data collection timing, consent and ethics procedures, sample-size assumptions and statistical methods in greater detail.
5. How should fistula-in-ano be classified in a thesis?
Use one clearly defined anatomical classification throughout the study, document simple versus complex disease using explicit criteria and distinguish clinical, MRI and operative classification. Record recurrent disease, secondary tracts, abscess cavities and sphincter involvement as separate variables.
6. Which ethical safeguards are important in anorectal and rectal surgery research?
Obtain institutional ethics review and informed consent when applicable, and seek an approved waiver for eligible retrospective records. Protect information about intimate examinations, sexual or bowel symptoms, malignancy and imaging. Do not order research-only MRI, CT radiation, contrast, endoscopy, biopsy or blood tests outside an approved justified protocol. For minors, obtain appropriate guardian consent and age-appropriate assent; anonymise DICOM data and define how significant incidental findings will be communicated.
7. Can proctoscopy or pelvic MRI alone confirm the final diagnosis?
Not always. Proctoscopy may support haemorrhoid grading and detect visible lesions, while MRI maps complex fistula and rectal tumour anatomy. Histopathology is required for definitive tissue diagnosis when malignancy is suspected; operative findings may serve as the anatomical reference for fistula mapping in operated patients.
8. Are these topics useful for PhD projects or international surgical training?
They can provide a starting point, but a PhD generally requires a more substantial original research contribution. Eligibility and dissertation requirements for SCFHS/Saudi Board, Arab Board, and authorities such as DHP, DHA, DOH or MOHAP are programme-specific and should be checked directly. No listing guarantees approval by any board.
9. How do I choose a final thesis title and register the study?
First audit the expected case volume and available diagnostics, then specify one main exposure or diagnostic comparison and one primary outcome. Discuss the title with your guide, confirm sample size and statistical support, obtain departmental and ethics approvals, and register prospectively when required by the institution or study design.
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