To accurately assess and diagnose this patient’s condition, the clinician needs to eliminate other possible causes of symptoms. Lupus erythematosus usually presents with a butterfly-shaped rash that ...

We've all had bug bites, or dry scalp, or a sunburn that causes itch. But what if you felt itchy all the time — and there was no relief? Journalist Annie Lowrey suffers from primary biliary ...

A 22-year-old woman presents to urgent care for evaluation of a rash around both eyes. The patient notes that the rash is accompanied by slight tearing of the eyes and runny nose. She states that the ...