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
A 48-yrs-old male alcoholic with cirrhosis has bilateral gynecomastia. Which physical findings has the same pathogenesis as gynecomastia? 
Select and explain. 
A. Caput medusae, B. Asterixis, C. Ascites, D. Spider angioma
D: Spider angioma
Answer: D: Spider angioma 
Explanation: Gynecomastia in male cirrhotics is caused by hyperes­trinism secondaty to the inability of the liver to metab­olize estrogens. Hyperestrinism results in the develop­ment of female secondary sex characteristics, palmar erythema, spider angioma, and testicular atrophy caused by decreased testosterone.