Alopecia Areata

A 26-year-old man with no significant medical history presented to our clinic with an area of hair loss on his posterior scalp.

A 28-year-old active-duty man presented with a 4-week history of multiple tender, enlarging nodules on the scalp.

An 8-year-old girl presented to a primary care clinic for evaluation of diffuse alopecia. She was noted to have a down-trending height velocity and increased body mass index that had been gradual over the...

An otherwise healthy 2-year-old girl presented with acute hair loss that her mother had noticed 6 weeks before presentation.

This inflammatory disease is characterized by lymphocytic destruction of the hair follicle that results in scaling, atrophy, and scarring alopecia.