An 84-year-old woman presents with concerns about several wa…

An 84-year-old woman presents with concerns about several wart-like lesions on her posterior thorax. She reports these are growing in both size and number. On examination, the provider notes several verrucous textured lesions which appear “stuck-on”, and bleed if picked. No other abnormalities are noted. What is the most likely diagnosis?

A 70-year-old man presented to his physician with a broken a…

A 70-year-old man presented to his physician with a broken arm. Laboratory work indicated an elevated prothrombin time (PT), which would indicate that his blood is not clotting properly. The man was also taking an antibiotic for an earlier respiratory infection. Which of the following vitamins might be involved?

A 21-year-old college student presents to the student health…

A 21-year-old college student presents to the student health clinic for a full physical examination. He is generally healthy; however, he reports that he has had sexual intercourse with multiple partners in the past couple of months. He noticed a small lesion on the shaft of his penis a few days ago. While performing the examination, he unwillingly achieves an erection. How should the clinician proceed at this point?