Pregnant women's stool bleeding bright red does not hurt

Pregnant women stool bleeding bright red pain is as follows: 1. constipation caused anal fissure, anal fissure is characterized by stool bleeding, anal pain after the stool, pain is characterized by knife-like, tear-like pain. 2. Hemorrhoids bleeding, that is, internal hemorrhoids bleeding. Features Under normal circumstances is no pain, also known as painless hematochezia, it is characterized by bright blood, but also shows the amount of blood after the stool varies. 3. Colonic polyps cause hematochezia, as well as intestinal inflammation bleeding.