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A lower gastrointestinal bleed is defined as bleeding originating distal to the ileocecal valve, which includes the colon, rectum, and anus. [2] LGIB was previously defined as any bleed that occurs distal to the ligament of Treitz, which included the aforementioned parts of the intestine and also included the last 1/4 of the duodenum and the entire area of the jejunum and ileum. [1]
The presence of bright red blood in stool, known as hematochezia, typically indicates lower gastrointestinal bleeding. Digested blood from the upper gastrointestinal tract may appear black rather than red, resulting in "coffee ground" vomit or melena. [2] Other signs and symptoms include feeling tired, dizziness, and pale skin color. [18]
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]
Eating beetroot can cause harmless red-colored feces because of insufficient metabolism of a red pigment, and is a differential sign that may be mistaken as hematochezia. Consumption of dragon fruit or blackberries may also cause red or black discoloration of the stool and sometimes the urine (pseudohematuria). This too, is a differential sign ...
Oily stool, a.k.a. steatorrhea. Steatorrhea refers to bulky, foul-smelling, oily stool that tends to be pale in color and float in the toilet bowl, resisting flushing.
Those with rectal bleeding may notice bright red blood in their stool. Symptoms associated with rectal bleeding include having several bowel movements in a day, feelings of incomplete rectal evacuation, straining, hard or lumpy stools, feelings of urgency, loose or watery stools, and leakage of bowel movement. [2]
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The bee!" I turn to my 2-year-old son, Kirby, in the bed next to me. He had been almost asleep, too. There is no bee. Days ago, he saw a bee in the pool, and he can't stop talking about it ...