Gastrointestinal Bleeding and Ischemia
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Gastrointestinal Bleeding and Ischemia conditions
Acute Gastrointestinal Bleeding (Lower)Acute lower gastrointestinal bleeding involves sudden blood loss from the colon or rectum, often presenting with hematochezia and requiring prompt evaluation.Acute Gastrointestinal Bleeding (Upper)Acute gastrointestinal bleeding upper involves sudden bleeding from the esophagus, stomach, or duodenum, often causing hematemesis, melena, and hemodynamic instability.Acute Mesenteric IschemiaAcute Mesenteric Ischemia is a sudden intestinal blood flow loss often caused by embolism, leading to severe abdominal pain and potential bowel necrosis.AngiodysplasiaAngiodysplasia is a vascular malformation of the GI tract causing intermittent bleeding, often diagnosed by endoscopy and common in elderly patients.Chronic Mesenteric IschemiaChronic Mesenteric Ischemia is a condition caused by reduced blood flow to the intestines, leading to postprandial pain, weight loss, and malabsorption.Colonic IschemiaColonic ischemia is a condition caused by reduced blood flow to the colon, leading to abdominal pain, bloody diarrhea, and possible bowel injury.Nutcracker SyndromeNutcracker Syndrome involves compression of the left renal vein between the aorta and superior mesenteric artery, causing flank pain, hematuria, and varicocele.