What is the cause of diarrhea and black stool?

Diarrhea refers to stool does not form, stool black refers to black stool, stool does not form black stool reasons may include improper diet, gastroenteritis, rectal cancer, etc.

1, improper diet

If the patient eats too much iron-rich foods, such as red dates, duck blood, etc., and does not pay attention to its hygiene, may cause gastrointestinal motility to accelerate, causing diarrhea, stool does not form phenomenon. Second, iron element oxidation reaction occurs in the intestinal tract, black stools appear.

2, gastroenteritis

gastroenteritis patients due to illness after not timely treatment, resulting in inflammatory reaction to stimulate gastrointestinal mucosa, causing damage, causing bleeding, and fusion with sulfide in the intestinal tract, black stools appear. Some patients due to abnormal intestinal function, resulting in stool in the intestinal stay time is short, unable to absorb water, causing diarrhea, performance for stool does not form.

3, rectal cancer

patients due to cancer cells stimulate rectal mucosa, leading to submucosal blood vessels rupture, causing bleeding, chemical reactions, black stool. Part of the patients due to serious rectal injury, dysfunction, easy to cause abnormal peristalsis, resulting in stool shape.