In a review of 1604 cases of alopecia areata seen in the Department of Medical-Surgical Dermatology of Virgen Macarena University Hospital, Seville, Spain, during an 18-year period (1975-1993), we have observed several cases of a new pattern of hair regrowth that we term androgenetic alopecia type with male or female pattern1 and 3 cases with a different form of presentation or onset of alopecia that were named other types.
The clinical types observed in the 1604 cases are summarized in the Table.
In these 3 cases the patients lost all their scalp hair except around the periphery (Figure). We prefer to name this inverse form of ophiasis sisaipho type, remembering the "renbök sign" (as opposed to the Köbner phenomenon, this inverse form of ophiasis sisaipho type, remembering the "renbök sign" (as opposed to the Köbner phenomenon, a typical sign of psoriasis), to define the presence
Mun̄oz MA, Camacho FM. Sisaipho: A New Form of Presentation of Alopecia Areata. Arch Dermatol. 1996;132(10):1255–1256. doi:10.1001/archderm.1996.03890340121030
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