Term Name:	meningeal melanomatosis
Synonyms:	Leptomeningeal melanomatosis
Definition:	A central nervous system melanocytic neoplasm that is characterized as an extra-axial well-encapsulated malignant tumour with diffuse meningeal growth and dark coloration (due to high melanin contents).
Ontology:	Human Disease [DOID:8243]   ( DOID:8243 )