14 year of teaching experience in medical college Trivandrum total 18 years of experience in various hospitals, Extensive experience in brain and spine surgeries and handling head injuries, Vast experience in brain tumor surgeries like meningioma, glioma,secondaries brain - ventricular tumors like ependymoma, neurocytoma, transcallosal excision of colloid cyst , medulloblastoma etc, Also experienced in excision of CP angle tumors with intra operative monitoring, Vast experience in vascular surgeries, done more than 250 aneurysm clippings, Pioneer in the state to do keyhole surgeries for aneurysms, Good experience in surgery for AVM , More than 70 transspheniodal pituitary surgeries to account with regularly doing endonasel endoscopic surgery with ENT collague, Very good experience with endoscopic brain surgeries like endoscopic third venticulostomy, endoscopic excision of colloid cyst, endoscopic management of aracnoid cyst ,endoscopic pituitary and skull base surgeries, Regularly doing and very good results with MVD for trigeminal neuralgia and HFS, Doing full range of surgeries for CV junction and spine like trans oral odentoidectomy, transodontoid screw fixation ,posterior occipitocervical fixations , lateral mass fixations, pedicle screw fixations, laminoplasty , minimaly invasive surgery for TLIF, sacral surgeries , keyhole surgeries for lumbar disc, cervical disc and percutaneous pedicle screw fixation etc, total 18 years of experience in various hospitals,