Image IQ

Widespread rashes, red perpendicular lines and mysterious deep pustules are among the skin manifestations we feature in this collection of image IQs.

Image IQ:  A 43-year-old man with a symmetrical palpable purpura rash on his legs. What’s your diagnosis?

A 10-year-old girl is experiencing hair loss with no signs of lesions or scarring on her scalp. What’s your diagnosis?

Pruritic skin lesions on the foot and lower leg that look like red lines in a serpiginous configuration. What’s your diagnosis?

A nodule develops over the course of months with pain, swelling, distal numbness and muscle weakness. What’s your diagnosis?

Multiple burning, painful skin lesions appear on the legs the morning after a walk in the woods. What’s your diagnosis?

An 18-year-old girl with small widespread, itchy brown macules primarily on her trunk. What’s your diagnosis?

A 52-year-old man presents with a severe headache and widespread rash after a camping trip. What's your diagnosis?