This patient also has a diagnosis of acne vulgaris (diagnosed 10 years ago). What is the most likely explanation for these cutaneous changes?

A. Peripheral vascular disease

B. Diabetes mellitus

C. Drugs hypersensitivity reaction to penicillin

D. Minocycline-induced hyperpigmentation

E. Leukocytoclastic vasculitis

To find out the correct answer and read the explanation, click here. 

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