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47,400 together with Crohn's (2015) [ 6] Ulcerative colitis ( UC) is one of the two types of inflammatory bowel disease (IBD), with the other type being Crohn's disease. [ 1] It is a long-term condition that results in inflammation and ulcers of the colon and rectum. [ 1][ 7] The primary symptoms of active disease are abdominal pain and ...
Dysentery. Dysentery ( UK: / ˈdɪsəntri /, [7] US: / ˈdɪsənˌtɛri / ), [8] historically known as the bloody flux, [9] is a type of gastroenteritis that results in bloody diarrhea. [1] [10] Other symptoms may include fever, abdominal pain, and a feeling of incomplete defecation. [2] [6] [11] Complications may include dehydration.
Blood in stool looks different depending on how early it enters the digestive tract—and thus how much digestive action it has been exposed to—and how much there is. The term can refer either to melena, with a black appearance, typically originating from upper gastrointestinal bleeding; or to hematochezia, with a red color, typically originating from lower gastrointestinal bleeding. [6]
Hematochezia is a form of blood in stool, in which fresh blood passes through the anus while defecating. It differs from melena, which commonly refers to blood in stool originating from upper gastrointestinal bleeding (UGIB). [1] The term derives from Greek αἷμα ("blood") and χέζειν ("to defaecate"). Hematochezia is commonly ...
Symptoms include soreness, itching, bloody or pus-like discharge, or diarrhea. Chlamydia (chlamydia proctitis) Accounts for twenty percent of cases. People may show no symptoms, mild symptoms, or severe symptoms. Mild symptoms include rectal pain with bowel movements, rectal discharge, and cramping. With severe cases, people may have discharge ...
Melena is a form of blood in stool which refers to the dark black, tarry feces that are commonly associated with upper gastrointestinal bleeding. [1] The black color and characteristic strong odor are caused by hemoglobin in the blood being altered by digestive enzymes and intestinal bacteria. [2]
Ischemic colitis (also spelled ischaemic colitis) is a medical condition in which inflammation and injury of the large intestine result from inadequate blood supply ( ischemia ). Although uncommon in the general population, ischemic colitis occurs with greater frequency in the elderly, and is the most common form of bowel ischemia.
Gastrointestinal bleeding ( GI bleed ), also called gastrointestinal hemorrhage ( GIB ), is all forms of bleeding in the gastrointestinal tract, from the mouth to the rectum. [9] When there is significant blood loss over a short time, symptoms may include vomiting red blood, vomiting black blood, bloody stool, or black stool. [1]
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