title: Perineurioma.
abstract: Perineurioma is a rare, probably benign peripheral nerve sheath neoplasm. Perineurial cell origin is most efficiently demonstrated immunohistochemically by positivity for epithelial membrane antigen and negativity for S-100 protein and Leu 7.
authors.affiliation: Department of Pathology, University of Missouri, Kansas City, USA.
authors.forename: L G
authors.initials: LG
authors.lastname: Beckwith
authors.forename: K
authors.initials: K
authors.lastname: Devaney
authors.forename: P J
authors.initials: PJ
authors.lastname: Kragel
mesh_terms: D006801:Humans; D007866:Leg / Q000294:innervation*; D008297:Male; D008875:Middle Aged; D018317:Nerve Sheath Neoplasms / Q000473:pathology; D010524:Peripheral Nervous System Neoplasms / Q000473:pathology