The stool is black and thin. What's going on?

Stool is black, thin may be caused by unreasonable diet, may also be related to gastric ulcer, intestinal tuberculosis and other diseases.

1, unreasonable diet

in a short period of time to eat a large number of irritating food and blood products, resulting in gastrointestinal motility accelerated and accumulation of a large number of oxidized iron elements in the stool, will appear black stool and loose stool.

2, gastric ulcer

patients with gastric mucosa ulcer lesions will cause bleeding, so that stool color black. In addition, patients due to direct stimulation of ulcer site, will cause pain and gastric motility disorders, can be accompanied by loose stool symptoms.

3, intestinal tuberculosis

patients intestinal tract infection caused by intestinal mucosa rupture, bleeding, and intestinal motility disorders, can appear black stool and loose stool symptoms.