[Circumscribed lichenification of the hair of the head with simultaneous reversible alopecia].
D000505:Alopecia; D000506:Alopecia Areata / Q000209:etiology*; D004194:Disease; D006197:Hair; D006257:Head; D006801:Humans; D012535:Scalp; D012871:Skin Diseases
ALOPECIA AREATA/etiology; SCALP/diseases