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Clinical manifestations of gastrointestinal bleeding🚧 施工中
- Hematemesis = blood in vomitus (UGIB)
- Coffee-ground emesis = emesis of blood exposed to gastric acid (UGIB)
- Melena = black, tarry stools from digested blood (usually UGIB, but can be SB or R colon)
- Hematochezia = bloody or maroon-colored stools (LGIB or rapid UGIB)
- Hematemesis refers to blood in vomit, which is commonly caused by upper gastrointestinal bleeding (UGIB).
- Coffee-ground emesis is the vomiting of blood that has been exposed to gastric acid, which is also a symptom of UGIB.
- Melena refers to black, tarry stools that result from digested blood, which can be a symptom of UGIB, lower gastrointestinal bleeding (LGIB), or bleeding from the right colon.
- Hematochezia refers to the passage of bloody or maroon-colored stools, which can be caused by LGIB or rapid UGIB.