Hello, Can't: Accurately state cause of blood with information available. One cause of rectal bleeding is an anal fissure. However, a fissure causes usually severe pain with a bm ; you didn't mention pain (so doubt that). Your fingernails could cause trauma to delicate rectal tissue - so that might be a reason. If stool was stuck - it could be hard, dry and bulking - that can abraide tissues ; cause bleeding.
Answered 12/29/2013
4.7k views
A doctor has provided 1 answer
4 doctors weighed in across 2 answers
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question