This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Unknown
[{'content': 'A 48-yrs-old male alcoholic with cirrhosis has bilateral gynecomastia. Which physical findings has the same pathogenesis as gynecomastia? \nSelect and explain. \nA. Caput medusae, B. Asterixis, C. Ascites, D. Spider angioma', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Gynecomastia in male cirrhotics is caused by hyperes\xadtrinism secondaty to the inability of the liver to metab\xadolize estrogens. Hyperestrinism results in the develop\xadment of female secondary sex characteristics, palmar erythema, spider angioma, and testicular atrophy caused by decreased testosterone.', 'role': 'assistant'}]