2 doctors weighed in:

On average, how long does it take for a polyp to form and then turn into colon cancer?

2 doctors weighed in
Dr. David Houghton
Internal Medicine & Pediatrics
1 doctor agrees

In brief: Years

it generally takes years for a polyp to form and then later become cancerous.
This is why screening colonoscopy is only needed every 10 years if normal.

In brief: Years

it generally takes years for a polyp to form and then later become cancerous.
This is why screening colonoscopy is only needed every 10 years if normal.
Dr. David Houghton
Dr. David Houghton
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