Perineural invasion (PNI) is a histopathologic diagnosis, while perineural spread (PNS) is a clinical and radiologic diagnosis. PNI in head and neck cancers is well described, and the available ...

Perineural invasion (PNI) has guiding significances for nerve preservation in cervical cancer, but there is no definite marker indicating PNI. Two cervical cancer cell lines (HeLa and ME-180) showed ...

Introduction: Perineural invasion (PNI), a key pathological feature of head and neck squamous cell carcinoma (HNSCC), predicts poor survival. However, the associated clinical characteristics remain ...