Organ System Pathology USMLE Step 1 Practice Question
A 54-year-old man with a 20-year history of alcohol use disorder presents with massive hematemesis. Vital signs show BP 92/58, HR 118, RR 22, and SpO2 98% on room air. Upper endoscopy reveals dilated tortuous veins in the distal esophagus with recent bleeding. Laboratory studies show elevated AST/ALT ratio of 3:1. Abdominal ultrasound demonstrates cirrhosis with increased portal venous flow. Which venous connection is responsible for development of this lesion?
Answer choices
- ASuperior rectal vein to middle rectal vein
- BSplenic vein to left renal vein
- CParaumbilical veins to superficial epigastric veins
- DLeft gastric vein to esophageal veinsCorrect answer
- EInferior mesenteric vein to gonadal vein
- FRight gastric vein to gastroduodenal vein
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