melanotic stool test Ever noticed black and wondered what it means? The Quantity of Blood Required
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 Fecal (Stool) Tests CancerQuest Chronic diarrhoea and fatty stools Abdominal Key What causes black stool? What does it indicate?
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