An expert MD explains what red poop could mean for you, from harmless causes to signs of something more serious.

Bleeding is more likely with ulcerative colitis (UC) than Crohn's disease ... Dark brown or black stool or bright red blood on toilet paper might be signs of colorectal cancer.

Potential sources of trouble can be celiac disease (an inability to tolerate gluten), Crohn's disease, or colitis ... red blood cells. The rule that your food can influence the color of your poop ...

You may see bright red blood on the toilet paper ... when you wipe and blood in the stool, Houghton says. He says some common examples are: Ulcerative colitis Crohn's disease Infectious colitis ...

A sudden attack of massive bleeding might also indicate fulminant colitis, a particularly severe ... Symptoms of Anemia UC can lead to low levels of red blood cells, or anemia, due to excessive ...

or blood in their stools or underwear. Crohn’s disease can affect any part of the GI tract. However, it most often develops in the small and large intestines. Ulcerative colitis, meanwhile ...

They make toxins that make you sick with diarrhea and colitis. By restoring the healthy ... Donors also get blood and stool tests to check for infections or drugs that could be passed along ...

Feeling urgency when you need to poop and having ... gangrenosum. Red bumps or small blisters on the shins or ankles may develop in people who live with ulcerative colitis. Blood clots: Ulcerative ...