An anal fissure is a tear in the lining of the anal canal, or a cut or tear in the anus region, that extends into the anal canal. It can result from constipation, anal sex, infections, and other ...
You can typically treat an acute anal fissure at home if you’ve had mild symptoms for fewer than 6 weeks. An anal fissure is a common condition. It’s a superficial tear in the skin near the anus.