A 68-year-old woman presents with a new 6-mm nodule with central ulceration and a rolled border on the right cheek. What's your diagnosis? How would you treat?
Patient is 54 y/o man; the cough has been present for 2 weeks, the rash on the lower extremities for 2 months; the rash is getting worse. What's your dx?
Here are key clues: an intensely pruritic rash on the lower legs that developed within hours after the patient walked through a grassy field near a lake.