Background: Trigeminal neuralgia is one of the most painful neurological disorders.In this study we aimed to describe the clinical and radiological spectrum of trigeminal neuralgia. Martial and Methods: This is a single center prospective study conducted at a tertiary hospital in Southern India. A total of 50 patients with clinical diagnosis of trigeminal neuralgia according to ICHD-3 criteria were included in the study. Demographic characteristics, detailed case history that included side of face involved – left/right, area of face involved (V1/V2/V3/V1+V2/V2+V3/ V1+V2+V3), pain characteristics, triggering factors, sensory abnormalities was taken. MRI brain was performed in all patients. Classical,secondary,idiopathic trigeminal neuralgia was diagnosed based on ICHD-3 criteria.