title: Circle hairs: a clinical curiosity.
abstract: A case of circle hairs is reported and the literature on the subject reviewed. Differential diagnoses are discussed as well as some theories on the nature of circle hairs.
authors.affiliation: Department of Dermatology, Hospital Medica Sur, Mexico City, Mexico.
authors.forename: J
authors.initials: J
authors.lastname: Contreras-Ruiz
authors.forename: C
authors.initials: C
authors.lastname: Duran-McKinster
authors.forename: L
authors.initials: L
authors.lastname: Tamayo-Sanchez
authors.forename: L
authors.initials: L
authors.lastname: Orozco-Covarrubias
authors.forename: R
authors.initials: R
authors.lastname: Ruiz-Maldonado
mesh_terms: D000328:Adult; D006201:Hair Diseases / Q000175:diagnosis* / Q000235:genetics; D018859:Hair Follicle / Q000473:pathology*; D006801:Humans; D008297:Male; D013030:Spain