Nodule With Dark Black Pigmentation: Your Dx?

Patient claims pruritic full-body rash is from a course of vancomycin. Is he correct? Could it be something else?

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?

Guttate and other psoriasis may be confused with other rashes and skin lesions. Scratch the surface of your knowledge with this crash quiz.

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.

Test your knowledge of the products of climate change and the health effects they may have.

Take this quick quiz, based on Dr Jon Schneider’s popular case reports, to test your knowledge of a common teenage plague.