melanotic stool causes color MALENA: Melena is the medical term for black, tarry stools caused by the What Causes Black-Colored Stool? Black

What Causes Black Colored Stool? Black stool, or melena, can result from: Dietary Factors: Foods like black licorice, blueberries, or iron supplements. GI Bleeding: Upper gastrointestinal bleeding (e.g., ulcers, gastritis, or esophageal varices). Stool Colour Chart A quick clinical guide to interpret stool color changes and their possible causes. Stool appearance can give important clues about gastrointestinal healthbut always correlate with history, examination, and The Quantity of Blood Required to Produce a Tarry Stool. How much? Melena, characterized by black tarry stools, can occur with as little as 50 cc of blood in the stomach. How Gastrointestinal disease Basicmedical Key Melanosis Coli Gastroenterology & Hepatology of CNY

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