• 48 Years in Neurosurgery

1. Neurological Society of India.

2. Delhi Neurological Association/

3. Hon. Member Indian Society of Sterrotactic and Functional Neurosurgery.

 Medical Council Registration

Delhi Medical Council (3426). Also registered with Punjab Medical council and Madras and ( Tamil Nadu) Medical council.

Retired as Professor and Head of Department Neurosurgery, AIIMS, New Delhi

Neurosurgical Faculty AIIMS, Delhi 1974 to 1994.

Professor and Head  Neurosurgeon,  AIIMS 1987 - 1994.

Life time Achievement Award (2010) Delhi Neurosurgical Association.

 Research Project

 1. Experimental production of hydrocephalus and study of light and election microscopic changes. Study carried out at Ullevaal hospital , Osto (Norway) and AIMMS Delhi.

2. Study on changes in the superior surgical sinus in sub-arachnoid haemorrhage carried out in collaberation with , Departmant of pathology, Ullevaal Hospital, Norway.

3. Anaerobic Infection of Brain ICMR study with Dept of Microbiology AIIMS.

4. EEG Studies in prolonged unconsiousness in head injured patients with Dept, of Neurology AIIMS.

Publications

Over 95 publications in National and International Journals and chapters in books.