Abstract
Aiming at disclosing the semiotic method used in the diagnosis of pityriasis versicolor, the authors go through the history of the creation of Zirelí sign, describing the method, its usefulness and practicality in dermatological clinical practice, whether public or private, and to give credit to the author of this semiological maneuver, in memoriam.
Highlights
Pityriasis versicolor (PV) is a superficial mycosis, usually chronic and recurrent, caused by yeast species of the genus Malassezia, which are part of the human skin microbiota
An Bras Dermatol. 2021;96:591---4. ଝଝ Study conducted at Hospital Universitário Pedro Ernesto, Universidade do Estado do Rio de Janeiro, Rio de Janeiro, RJ, Brazil
There are two semiotic maneuvers that disclose this fine scaling that is so characteristic of PV: the scratch sign, known as Besnier sign; and the lateral stretching sign, called Zirelí sign
Summary
Pityriasis versicolor (PV) is a superficial mycosis, usually chronic and recurrent, caused by yeast species of the genus Malassezia, which are part of the human skin microbiota. There are two semiotic maneuvers that disclose this fine scaling that is so characteristic of PV: the scratch sign, known as Besnier sign; and the lateral stretching sign, called Zirelí sign.
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