Info

cornified layer (visualizable in H + E)

Scale

Orthokeratosis

Clinicopathologic Correlation:

Clinical Feature

Pathologic Feature

Pigmented macules

Melanophages

Differential Diagnosis:

Pathophysiology:

■ The cause is Malassezia furfur (Pityrosporum orbiculare).

References:

1. Aljabre SH, Alzayir AA, Abdulghani M, Osman OO. Pigmentary changes of tinea versicolor in dark-skinned patients. Int J Dermatol 2001; 40(4):273-275.

2. Janaki C, Sentamilselvi G, Janaki VR, BoopalrajJM. Unusual observations in the histology of pityriasis versicolor. Myco-pathologia 1997; 139:71-74.

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