[Primary leptomeningeal reticulosarcoma].
D001099:Arachnoid; D001932:Brain Neoplasms; D006801:Humans; D016403:Lymphoma, Large B-Cell, Diffuse; D008228:Lymphoma, Non-Hodgkin; D009369:Neoplasms; D010841:Pia Mater; D012509:Sarcoma
ARACHNOID; BRAIN NEOPLASMS; PIA MATER; SARCOMA, RETICULUM CELL