May. 23, 2022
Nearly 3,000 illustrations, including video clips of neurologic disorders.
Every article is reviewed by our esteemed Editorial Board for accuracy and currency.
Full spectrum of neurology in 1,200 comprehensive articles.
Tumor at higher magnification, showing mild nuclear pleomorphism and moderate-to-abundant cytoplasm (hematoxylin and eosin stain, 200x magnification). A few cells contain blackish-brown pigment. There is no significant increase in mitosis frequency (<1 mitosis per 10 high power fields). (Source: Srirama Jayamma S, Sud S, Buxi T, Madan VS, Goyal A, Dhawan S. Cervical spinal meningeal melanocytoma presenting as intracranial superficial siderosis. Case Rep Radiol 2015;2015:674868. Creative Commons Attribution License.)