Melena

Melena is a stool symptom where the stool is black and tarry. The cause is usually bleeding early in the digestive system, such as in the esophagus, stomach or duodenum. Causes include esophageal bleeding, stomach bleeding, gastritis, peptic ulcers (stomach ulcer ...

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Causes

The main cause of true melena is due to digestive system bleeding, and the types of bleeding include:

  • Gastrointestinal bleeding
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Note: This site is for informational purposes only and is not medical advice. See your doctor or other qualified medical professional for all your medical needs.