Why Is My Diarrhea Almost Black?

Why Is My Diarrhea Almost Black? Black, tarry diarrhea is often caused by bleeding in the esophagus, stomach or small intestine. Another common cause for black, tarry stool could be a bleeding ulcer in the stomach, or inflammation of your stomach lining (AKA, gastritis). What does dark brown almost black diarrhea mean? Black tarry stools

What Disease Causes Bloody Diarrhea?

What Disease Causes Bloody Diarrhea? Dysentery: Diarrhea with blood is called dysentery. The most common causes of dysentery are Shigella bacteria or Entamoeba histolytica, a type of parasite. These can cause severe infections that inflame the intestines enough to result in bleeding. What is the most common cause of bloody diarrhea? coli is short for