AN AUTOPSY CASE OF PRIMARY LEPTOMENINGEL MALIGNANT MELANOMA

Abstract

An autopsy case of primary leptomeningel malignant melanoma is reported in a 51 year-old male. At the inferior aspecte of brain, a duck-egg sized (measuring 7×5×4 cm. in diameter) deep reddish-black, bloody clot like, moderately soft in consistency, well limited tumor invading excavately in right part of hippocampus, diencephalon, pons and cerebellum, containing mottled darkish-brown brittle tumor fragments. Some darkish-brown metastasis are seen at the region of right hemisphenoidbone and it's dura-mater, sphenoparietal sinus and sagittal sinus.
A few relevant literature are reviewed and the pathology of this tumor are discussed.