Figure 21.1
Compound dysplastic nevus, brownish-red papule on right breast
Clinical Differential Diagnosis
Nevus
Lentigo
Macular seborrheic keratosis
Post inflammatory hyperpigmentation
Compound dysplastic nevus with yeast (Pityrosporum)
Histopathology
Sections showed junctional and dermal melanocytic nests. No inflammatory cells were found within the dermis. The cornified layer showed numerous round organisms at the follicular opening (Figs. 21.2 and 21.3).
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