Get access

Circumscribed Alopecia: An Unusual Manifestation of Pediculosis Capitis


Address correspondence to Rebecca R. Hall, M.D., Wake Forest University, Department of Dermatology, 4618 Country Club Road, Winston Salem, NC 27104, or e-mail:


Abstract:  A healthy 10-year-old girl was referred for evaluation of patchy hair loss on the scalp of longer than 6 months duration. She had been diagnosed and treated for head lice approximately 1 month before onset of the hair loss. Examination of the scalp showed discrete ovoid patches of hair loss at the vertex scalp. A scrape of the area of hair loss was performed, and a nit was visible on microscopic examination. Focal hair loss may represent an atypical manifestation of ongoing pediculosis capitis.

Get access to the full text of this article