Study questions colonoscopy surveillance guidelines<p>For patients who have had precancerous polyps removed, colonoscopy surveillance guidelines may differ depending on the type, according to Counsel & Heal.</p><img src="http://feeds.feedburner.com/~r/foxnews/health/~4/MOyaU0SWYGY" height="1" width="1"/>
Source: Study questions colonoscopy surveillance guidelines (http://feeds.foxnews.com/~r/foxnews/health/~3/MOyaU0SWYGY/)