Dermatology Questions

A child presents with impetigo. What is the appropriate treatment?

A patient has a non-healing ulcer in a long standing scar from a childhood burn. The concern is:

A 68-year-old man has a painful vesicular rash on the forehead and the tip of the nose. The significance of the nasal tip lesion is:

A patient has had a melanoma excised. The single histological feature that most determines prognosis is:

A 16-year-old boy is brought to the physician by his mother because of a dark red mass on his left thumb. The lesion has rapidly increased in size over the past 2 months. It is not painful, but the lesion bled profusely once when he accidentally bumped his han...