Medical Definition of Anal fissure

Anal fissure: A tear in the anal canal, one of the most common causes of red blood in the stool.

CONTINUE SCROLLING OR CLICK HERE FOR RELATED SLIDESHOW

SLIDESHOW

Super Tips to Boost Digestive Health: Bloating, Constipation, and More See Slideshow

Health Solutions From Our Sponsors

Last Editorial Review: 12/4/2018