Primary Dermal Melanoma



Primary Dermal Melanoma


David Cassarino, MD, PhD










Low magnification of a PDM shows a well-circumscribed, dermal-based nodule, mimicking metastatic melanoma. Note the grenz zone image separating the tumor from the overlying epidermis.






High magnification of PDM typically shows marked cytologic atypia and multiple mitotic figures image.


TERMINOLOGY


Abbreviations



  • Primary dermal melanoma (PDM)


Synonyms



  • Dermal &/or subcutaneous melanoma


Definitions

Jul 8, 2016 | Posted by in PATHOLOGY & LABORATORY MEDICINE | Comments Off on Primary Dermal Melanoma
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