A 65-year-old man presents to an outpatient clinic, reporting that he can no longer maintain an erection sufficient for intercourse. His history includes well-controlled hypertension and stable coronary artery disease. He smokes a pack of cigarettes daily. His medications include atenolol and low-dose aspirin. On physical examination, his body-mass index is 31. He has normal external genitalia and no loss of body hair. How should he be evaluated and treated?
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Kevin T. McVary (2007) studied this question.
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