Hair casts or pseudonits.
Hair casts or pseudonits are thin, elongated, cylindrical concretions that encircle the hair shaft and can be easily dislodged. A case of pseudonits in a 9-year-old girl is reported. Though not unusual, false diagnoses are common.
Department of Dermatology, Fundação Educacional Souza Marques, São Paulo, Brazil. kf.dermatologia@gmail.com
Katlein
K
França
Ricardo Tadeu
RT
Villa
Isabella Rezende
IR
Silva
Cristine Almeida
CA
de Carvalho
Valcinir
V
Bedin