Oncology: >12,000 cases

Hydrocephalus: >2,500 cases

Cervical spine: >10,000 cases

Craniovertebral junction: >200 cases

Cerebrovascular: >2000 cases

Life member Neurological society of india

Life member Neurosurgical society of india

Life member Neurotrauma society of India

Associate member in American Association of neurological surgeons

International member in Congress of neurological surgeons

Member of Movement disorder society, USA

Member of European academy of neurosurgeons

Member of Asian conference of neurological surgeons

Member of Asian Australasian congress of neurological surgeons

Member of World federation of neurological surgeons

Associate member of Indian society of pediatric neurosurgery

Invited Faculty:

International Conferences Attended:

·         Congress Of Neurosurgical Tools And Techniques, Nagoya, Japan, April 2000.

·         International Symposium On Arteriovenous Malformations, Tokyo, Japan, April 2000.

·         3^rd Asian Conference Of Neurological Surgeons, Nagoya, Japan, November 2000.

·         12^th Australian Movement Disorder Society Meeting, University Of Sydney, Sydney, March 2001.

·         4^th  Asian Conference Of Neurological Surgeons, Hong Kong, China, October 2002.

·         5^th Asian Conference Of Neurological Surgeons, Jakarta, Indonesia, August 2003.

·         2^nd Consensus Meeting On Normal Pressure Hydrocephalus, Prague, Czech Republic, 2008

·         4^th Consensus Meeting On Preventing Shunt Infections, Istanbul, Turkey, 2010

·         Bio-Medical Engineering Conference – Twins Univ, Tokyo, Japan.

·         Neuro-Rehabilitation Meeting, Zurich, Switzerland, Dec. 2012..

·         Young Neurosurgeons Update – Leiden University, Netherlands, October 2014.

·         Asian Society Of Cervical Spine Surgery – Annual Conference – Istanbul, Turkey – November 2014

·         Hydrocephalus Update And Consensus Meeting, Le Locle, France, April, 2015

·         World Spine Society Meeting, Bali, Indonesia, June 2015

·         Wfns, Rome, 2015

·         Asian Congress Of Neurosurgeons, Surabaya, Indonesia, March 2016

·         Ismins, Cairo, Egypt, 2016

          Ismins, Tokyo, Japan, 2017

• Spine Society Of India Annual Conference – Chennai – Oct 2012 – Topic – Preventing Complications In Cervical Spine Surgery.
• Invited Talk – Stereotactic Procedures In Neurosurgery. 1^st Neuro-Ophthalmology Conference, Sankara Nethralaya, Chennai, India 2002.
• Chairperson For A Session On “Intra-Operative Aneurysm Rupture Management” – 4^th Asian Conference Of Neurological Surgeons, Hong Kong, China, October 2002.
• Operative Demonstration Faculty – Spine Microsurgery Workshop – Sri Ramachandra Medical College And Research Institute, Chennai, India 2003.
• Invited Talk  –– June 2012,
• Invited Talk  – Neuro Spine Society Of India Annual Conference – Chennai – Oct 2012 – Topic –Cervical Total Disc Replacement – Standard Or Hype.
• Invited Talk – Neuro Hyderabad Neuro Club – Surgery For Hydrocephalus - 
• Adenomas Bangalore Neuro Club – Challenges In Hydrocephalus Management
• Invited Talk – Neurological Surgeons Society Of India – March 2013 – Jaipur – Topic – Preventing Shunt Infection In Hydrocephalus
• Invited Talk – Luncheon Seminar – Icp Monitoring In The Head Injured – Evidence Based Approach And Preventing Complications – National Neuro-Trauma Conference -  January 2013
• Invited Talk – 1^st Neuro-Endoscopic Meeting On Anterior And Middle Cranial Fossa Surgery – Chennai, April 2013 – Peri-Operative Management Of Pituitary Conference – Guwahati – 2013.
• Invited Talk – Association Of Radiation Oncologist Of Chennai – Setember, 2013 – Maximal Excision In Glioma Surgery, Technical Advances And Future.
• Invited Talk – Indian Medical Association Tiruvannamalai Chapter – June 2014 – Microsurgery Of Brain T Ritius – Recent Trends In Neurosurgery – January 2015umours An Overview.
• Invited Talk – Neuro Society Of Mau
• Invited Talk – Neurosurgical Society Of India – March  2015 – Indore – Endoscopic Surgery For Hydrocephalus.
• Invited Talk – Pediatric Oncology Meet – Chennai, April 2015 – Flourescence Guided Excision Of Brain Tumours.
• Invited Talk – Management Of Intra-Operative Aneurysm Rupture – July 2015, Medica Superspeciality Hospital, Kolkatta.
• Invited Talk – Management Of Complications And Follow-Up Of Pituitary Tumors – August 2015, Sankara Nethralaya, Chennai
• Invited Talk – Common Neurosurgical Procedures – August 2015, Aster Medcity, Kochi.
• Invited Talk – Recent Advances In Endoscopic Neurosurgery, All India Steel Industry Medical Officers Conference, Durgapur, Jan 2016
• Invited Talk – Neurological Diseases Due To Occupation – Indian Society Of Occupational Health, Annual Conference, Bangalore, Feb 2016
• Invited Talk – Surgery For Parkinson’s Disease, Steel Authority Of India Hospital, Bhilai, April 2016
• Invited Talk – Microsurgery For Brain Tumors, Rourkela Indian Medical Association Meeting, April 2016

• Post-traumatic cranial nerve palsy – the Indian journal of neurotrauma
• Rosai-Dorfman disease of the central nervous system – journal of Clinical Neuroscience
• Medullary ganglioglioma – a case report – journal of pediatric neurosurgery
• Trans-cerebellar biopsy of brainstem lesions – journal of paediatric neurosurgery
• Effect of diabetes mellitus in the progression of traumatic cerebral contusions – asian journal of diabetology
• Key hole and key-bur-hole, neurosurgery
• Dural-based cavernous hemangioma presenting as large intra-cerebral hematoma in a child – a rare clinico-pathological entity. Journal of paediatrics. Neurosciences
• Melanotic cyst of l5 spinal root – a case report and review of literature – asian journal of neurosurgery
• Chronic intradiploic hematoma associated with antiplatelet aggregating medicine, a rare clinical report - journal of neurology & stroke
• Spinal Rosai Dorfman disease, a case report – journal of spine surgery
• Dynamic flexion cervical myelopathy, a series of 6 cases – journal of spine surgery
• Role of CT, MRI and neuropsychological evaluation in head injuries.
• Post-electrocution demyelination. Neurology India
• Midline frontal lesions. Neurology India
• Synchronous spinal lesions. Neurology India
• Multicentric gliomas. Neurology India
• CNS lymphomas. Neurology India
• Paracavernous Mass lesions. Neurology India
• Unusual presentation of CNS lymphoma. Neurology India
• Radiosurgery for uncommon intracranial lesions. Neurology India
• SPECT in brain trauma. Neurology India