Hematochezia: Bright red blood in the stool, usually from the lower gastrointestinal tract -- the colon or rectum -- or from hemorrhoids.
The term "hematochezia" is rarely used. "Bright red blood in the stool" is more widely used (and understood).
QUESTION
Pancreatitis is inflammation of an organ in the abdomen called the pancreas. See AnswerFrom 
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Reviewed on 12/11/2018