Abstract:Aortocaval fistula is a rare but serious complication of an abdominal aortic aneurysm characterized by communication between the dilated abdominal aorta and inferior vena cava. Prompt diagnosis and treatment are essential to reduce the mortality rate. A 66-year-old man with a history of poorly controlled hypertension, diabetes mellitus, and dyslipidemia presented to the emergency department with sudden, severe lower back pain. Laboratory investigations showed a rapid drop in hemoglobin levels and increased lac… Show more
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