Prospective-descriptive analysis of MRI Brachial plexus was done in tertiary care hospital involving 70 patients with radiating upper limb pain to evaluate non traumatic causes of brachial plexus pathologies, in view of treatment application and scanty available data. The findings have indicated that in 70 cases studied majority were males. Clinical presentation in majority was unilateral upper limb radiating pain.9 of them had involvement of brachial plexus. 1 had brachial plexus neuritis, 1had lymphnode mass compressing cords of brachial plexus, 4 had cervical rib, 2 had neurofibroma involving cords of brachial plexus, 1had pancoast tumor compressing cords of brachial plexus, 2 had schwannoma involving cords of brachial plexus and 18 cases had exiting nerve root compression due to degenerative changes of cervical spine. Conclusion: MRI is better modality to assess brachial plexus pathologies
