title: Facial pain due to perineural invasion by basal cell carcinoma.
abstract: Perineural invasion by basal cell carcinoma is rare and has been reported only in cases of extensive recurrent carcinoma. A patient with facial pain and progressive fifth cranial nerve symptoms was found to have perineural invasion by basal cell carcinoma in the absence of recurrent disease.
mesh_terms: D000368:Aged; D002280:Basal Cell Carcinoma / Q000150:complications* / Q000473:pathology; D003390:Cranial Nerve Neoplasms / Q000473:pathology; D005153:Facial Neoplasms / Q000150:complications*; D005260:Female; D006801:Humans; D009361:Neoplasm Invasiveness; D014276:Trigeminal Nerve / Q000473:pathology; D014277:Trigeminal Neuralgia / Q000209:etiology*