What's wrong with black and smelly poop?

1. Drug factors

Patients taking ibuprofen, diclofenac sodium, aspirin and other non-steroidal drugs for a long time will damage the gastric mucosa, causing gastric mucosa bleeding. After a small amount of blood enters the intestinal tract, if it stays for a long time, it will lead to patients with dark defecation and odor.

2. Peptic ulcer,

gastric ulcer and duodenal ulcer cause gastrointestinal mucosa bleeding, blood stays in the gastrointestinal tract for too long, which will also lead to the above symptoms.

3. Small intestinal bleeding,

intestinal tuberculosis, acute hemorrhagic necrotizing enteritis, Crohn's disease, small intestinal tumor and other reasons will lead to small intestinal bleeding, blood mixed with feces, will also lead to dark stool and smelly.