A healthy 42-year-old woman with fair skin (Fitzpatrick type 2) and no significant past medical history presented to the clinic with concerns about a dry, rough lesion on her left ear.
A healthy 42-year-old woman with fair skin (Fitzpatrick type 2) and no significant past medical history presented to the clinic with concerns about a dry, rough lesion on her left ear.
A healthy 42-year-old woman with...