What is the cause of stomach ache and black stool?

Stomach pain is black stool may be caused by gastric ulcer, duodenal ulcer, erosive gastritis and other reasons.

1, gastric ulcer

gastric ulcer is caused by Helicobacter pylori infection, when the disease is more serious, ulcer site may appear bleeding or even gastric perforation phenomenon, blood and feces mixed after black stools.

2, duodenal ulcer

duodenal ulcer may be related to gastric acid and protease invasion, drug factors, genetic factors and other reasons, some patients ulcer site may appear chronic bleeding, resulting in black stools.

3, erosive gastritis

erosive gastritis may be caused by stress, drug factors, pathogen infection and other reasons, patients may appear upper abdominal pain, hematemesis, black stool and other symptoms.