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Perineurium
A layer of connective tissue surrounding bundles of nerve fibers. It is formed by flattened cells that have a basement membrane on each side. (NCI Thesaurus)
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A rare, benign tumor composed entirely of neoplastic perineurial cells. It may occur intraneurally or in the soft tissues.
A cell that belongs to the supporting tissue surrounding a nerve fiber bundle. It has thin long bipolar cytoplasmic processes, pinocytotic vesicles,…
Tissue that surrounds nerves.
Administration of a substance within the tissues surrounding a nerve or nerves.
A morphologic finding referring to a tumor that has spread along and infiltrated nerve fibers. The presence of perineural invasion by…
A hemangioma arising from perineural tissues.
