melenic vs melanotic stool Hematochezia vs. melena: What's the difference? I need an O2 STAT”

I need an O2 STAT : r nursing Your stool can reveal important clues about what's happening inside your digestive system. While brown is generally considered normal, colors like black, bright red, pale, or persistent yellow may signal underlying conditions Melena is defined as: A) Bright red blood per rectum B) Black, tarry stool due to digested blood C) Yellow fatty stool D) Green mucus stool GASTROINTESTINAL HEMORRHAGE (2): Melena. Melena, the passage of black, tarry stools, usually implies blood loss greater than 500 ml originating anywhere between the oropharynx and the right hemicolon. Melena occurs most often The Truth About Stool Color and Digestive Health Gastrointestinal Medical Terms Melena Black, tarry, foul smelling stool Indicates upper GI bleed (digested blood) Common causes: Peptic ulcer, varices Not bright red blood Hematochezia Bright red blood

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