meningeal melanocytoma

(redirected from cellular blue naevus, meninges)

meningeal melanocytoma

A rare neoplasm of the CNS that produces melanin, generally regarded as benign, which in some cases evolves towards melanoma.

Diagnosis
Positive for S100 protein, neuron-specific enolase, melanoma-specific antigen.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
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