perineural
adjective
- in the vicinity of a nerve or nerves
Wiktionary
adj
Etymology: Etymology tree Proto-Indo-European *per-der. Ancient Greek περῐ́ (perĭ́)der. English peri- English neural English perineural From peri- + neural.
- Near a nerve or nerves
“a perineural injection”
“The histological diagnosis of PC is currently restricted to lesions showing unequivocal extra-parathyroidal growth, as evidenced by perineural invasion, full thickness capsular invasion with growth into adjacent tissues, extratumoral vascular invasion, or metastasis.”