Progressive multifocal leukoencephalopathy
Oct. 17, 2021
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.
Craniopharyngiomas are notable for complex epithelial structures with keratin collections (A) and calcifications (B). (Contributed by Dr. Jason A Heth.)