Meningeal melanocytoma

Meningeal melanocytoma

Definition

A usually well differentiated melanocytic neoplasm arising from the meninges. It is characterized by the presence of epithelioid, fusiform, polyhedral, and spindle melanocytes without evidence of hemorrhage, necrosis, or high mitotic activity. Presenting symptoms include headache, vomiting, and neurological manifestations. Complete excision is usually curative.

Also known as leptomeningeal melanocytoma, melanocytoma of meninges, melanocytoma of the meninges, meninges melanocytoma — per MONDO

Also identified as

Affected Organs

Organ Involvement Source
Central nervous system Disease Has Associated Anatomic Site NCIT · CC BY 4.0
Central nervous system Disease Has Primary Anatomic Site NCIT · CC BY 4.0
Leptomeninx Disease Has Associated Anatomic Site NCIT · CC BY 4.0
Meninx Disease Has Associated Anatomic Site NCIT · CC BY 4.0
Meninx Disease Has Primary Anatomic Site NCIT · CC BY 4.0
Nervous system Disease Has Associated Anatomic Site NCIT · CC BY 4.0