“…Various tumors have been known to cause trigeminal neuralgia by compression of nerve which includes schwanoma, lipoma, epidermoid, meningioma, chordoma, granuloma, metastasis, and glioblastoma. [2][3][4][5] Among all the tumors, compression of trigeminal nerve or its one or more divisions in cavernous sinus by pituitary adenoma is a rare entity. On literature search in PubMed and Medline, we could find only one case of pituitary adenoma compressing V1, V2 in cavernous sinus and leading to trigeminal neuralgia.…”