Diagnosis made clear: Rapidly growing exophytic nodular tumor on the upper arm.

16 Mentzel T, Reisshauer S, Rütten A, Hantschke M, Soares de Almeida LM, Kutzner H. Cutaneous clear cell myomelanocytic tumour: a new member of the growing family of perivascular epithelioid cell tumours (PEComas). Keywords: clear cell; mesenchymal; neoplasm; soft tissue EN clear cell mesenchymal neoplasm soft tissue 835 838 4 09/21/22 20221001 NES 221001 INTRODUCTION Distinctive dermal clear cell mesenchymal neoplasm (DDCCMN) is a very rare entity. The clinical presentation of a solitary, exophytic nodular tumor and histopathologic findings of large cells with abundant clear cytoplasm and characteristic staining pattern were compatible with distinctive dermal clear cell mesenchymal neoplasm. Primary clear cell sarcoma of the skin is rare, most often affecting tendons and aponeurosis of the limbs.7-11 Sharing similar pathologic properties, clear cell sarcoma is considered the soft tissue counterpart of malignant melanoma. [Extracted from the article]