TY - JOUR T1 - Diagnosis of pityriasis versicolor in paediatrics: the evoked scale sign JF - Archives of Disease in Childhood JO - Arch Dis Child SP - 392 LP - 393 DO - 10.1136/adc.2010.200238 VL - 96 IS - 4 AU - Vivian S Shi AU - Peter A Lio Y1 - 2011/04/01 UR - http://adc.bmj.com/content/96/4/392.abstract N2 - Pityriasis (tinea) versicolor is a superficial fungal infection of the stratum corneum by the lipophilic yeast Malassezia spp. It is very common and can often be diagnosed clinically. We illustrate a simple but very useful clinical manoeuvre to help secure the diagnosis when mycologic examination is unavailable and the clinical diagnosis is uncertain: the evoked scale sign. A 12-year-old African-American male presented with a 4-week history of multiple non-pruritic hyperpigmented lesions on … ER -