A 28-year-old man visits his doctor with discoloration on his trunk. Let’s diagnose.

A 28-year-old man visited his doctor about discoloration that developed on his trunk over the past 2 months. There were no accompanying symptoms. On examination, widespread dark gray and gray-brown patches were seen on the neck, chest, back, and upper arms.

What’s the diagnosis?

Ashy dermatosis
Bullous pemphigoid
Melasma
Pityriasis lichenoides et varioliformis acuta

SEE THE ANSWER

A 28-year-old man visits his doctor with discoloration on his trunk. Let’s diagnose.

Related Posts

Take the Quiz! Diagnose this patient with unilateral headache, neck pain, and nausea.

A patient presents to the ED with fever, malaise, and low back pain. What’s the diagnosis?

Check out these eyelid growths and see if you know the dx!

Quiz time! What’s causing the discoloration around the eyes?

Changing colors on her fingers. Can you solve the image challenge?

Image Challenge! Itchy, burning lesions shaped like a V

What’s the Dx? Patient with juvenile rheumatoid arthritis now has rash on hands and face.

What’s causing this teen’s itchy rash on his back? Take the Quiz!