A 12-year old boy is brought to the clinic by his father to get treatment for this condition on his face. What is the most appropriate morphologic term for these lesions?: (A) Abscess, (B) Nodule, (C) Vesicle, (D) Pustule
Answer is D. Pustules are raised lesions containing purulent exudate; vesicular processes such as varicella or herpes simplex may evolve to pustules A circumscribed lesion that contains purulent material. It may occur within a pilosebaceous follicle or a sweat duct or, less often, on glabrous skin. Most commonly due to infections, but some eruptions typically cause sterile pustules.