melanotic or melena Hematochezia vs Melena: Symptoms, Causes, Diagnosis, Treatment There are no 50 shades
There are no 50 shades of melena, only one color: Black; and it's a color that smells bad. Otherwise it's not melena or it's derivatives (melenic, melanotic, melenatonic ) Great thread w a melena is overwhelmingly associated with UGIB rather than with lower GI bleeding (LGIB), which is distal to the duodenojejunal junction at the ligament of Treitz. Melena of less than 24 hour Acute upper gastrointestinal bleeding in a patient with malignant melanoma BMJ Case Reports General Surgery: Dermatology (PEARLS) Smarty PANCE
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