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Colonoscopy & PolypectomyColon

Polyp to Prevention: How a Colonoscopy Stopped a Cancer

A pre-cancerous polyp found and removed during screening — a colon cancer prevented before it could form.

Presentation

A patient in their 50s with a family history of colon cancer and subtle change in bowel habit, anxious about screening.

Investigations

Given the family history, a screening colonoscopy was advised despite minimal symptoms.

Operative Findings

A flat, broad-based polyp was identified in the colon — exactly the kind of lesion that can silently progress to cancer over years.

Surgical Strategy

Rather than just biopsy and wait, the polyp was removed completely in the same sitting (polypectomy), avoiding a second procedure.

The Procedure

The polyp was lifted and excised endoscopically in full, with clear margins, during the same colonoscopy.

Outcome

Pathology confirmed a pre-cancerous lesion removed completely — a cancer prevented.

Follow-up

A surveillance schedule was set so any future polyps are caught equally early.

Learning point

Screening colonoscopy does not just find cancer early — by removing polyps, it can stop cancer from ever developing.

Dr. Avinash Tank
Medically reviewed by
Dr. Avinash Tank — MCh Surgical Gastroenterology

Super-specialist GI, bariatric & cancer surgeon. SGPGIMS (India's premier GI centre) + advanced training in Japan & South Korea. Read full profile →

Last reviewed: July 2026

Understand the condition & explore treatment

Frequently asked questions

Removing pre-cancerous polyps during a screening colonoscopy prevents most colon cancers, making screening from age 45 highly effective.

A lasting change in bowel habit, blood in the stool, unexplained anaemia, abdominal pain or weight loss should always be assessed.

Yes. Laparoscopic colon surgery is now standard in many cases, offering smaller scars, less pain and a quicker recovery with equal cancer outcomes.

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