Dr Dinesh Nayak S

Dr Dinesh Nayak

Department: Neurology

Designation: Director of Neurology and Advanced Centre for Epilepsy

Qualification: M.B.B.S, M.D (General Medicine) D.M (Neurology)

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Dr Dinesh Nayak is senior consultant neurologist, epileptologist and currently the Director of Department of Neurology & Advanced Centre for Epilepsy at Gleneagles Global Health City, Chennai, India.

Recipient of S.M. Munirathinam Chetty Gold Medal for receiving highest marks in the final MD examination, Dr Dinesh is trained in neurology (DM degree) at Sree Chitra Tirunal Institute for Medical Sciences and Technology (SCTIMST), Trivandrum, India, an institute of national importance, from 1993 to 1995. In 2000, he was awarded the Dr. PN Berry scholarship for training in epileptology at King’s College Hospital, London, UK where he received training in intracranial EEG and video-EEG till 2003.

He was actively involved in the epilepsy surgery program at the world-renowned R. Madhavan Nayar Center for Comprehensive Epilepsy Care, SCTIMST, Trivandrum and has performed pre-surgical evaluation of over 2000 drug-resistant epilepsy patients. He has expertise in video-EEG monitoring, pre-surgical evaluation of medically refractory epilepsy, vagal nerve stimulation and intracranial EEG monitoring. He had served as the faculty for the annual video-EEG Master class conducted by King’s College Hospital, London, UK.

He has extensive experience in managing a wide variety of acute and chronic neurological conditions and teaches clinical neurology to postgraduate students of medicine and neurology. He conducts workshops on EEG and video-EEG all over the country. In 2010 he set up a vibrant epilepsy surgery program at Chennai, India, and since then over 200 epilepsy surgeries, both temporal and extratemporal as well as intracranial EEG with subdural grids and stereo-EEG depth electrodes have been performed.

He has several publications in peer-reviewed national and international journals. He has won several best paper awards in various national conferences. He had served on the editorial board of the Annals of Indian Academy of Neurology.


26 Years of Experience


  • March 2018 to Present

Director of Neurology, Program Director, Advanced Centre for Epilepsy, Gleneagles Global Health City

  • January 2012 to March 2018

Senior Consultant & Head, Department Of Neurology, Fortis Malar Hospital

  • November 2008 to December 2011

Senior Consultant, Department Of Neurology, Global Hospitals and Health City

  • July 2005 to October 2008

Associate Professor of Neurology, Sree Chitra Tirunal Institute for Medical Sciences and Technology

  • September 2003 to June 2005

Consultant Neurologist, Kovai Medical Center and Hospital

  • October 2001 to July 2003

Research Assistant, Department Of Clinical Neurophysiology, King’s College Hospital

  • September 2000 to September 2001

Visiting Clinical Fellow, Department Of Clinical Neurophysiology, King’s College Hospital

  • November 1997 to August 2000

Assistant Professor & Consultant Neurologist, Department Of Neurosciences, K.G Hospital and Postgraduate Institute

  • February 1996 to October 1997

Assistant Professor & Consultant Neurologist, Sree Chitra Tirunal Institute for Medical Sciences and Technology


  • Neurology
  • Epilepsy
  • Stroke
  • Demyelinating Disorders


  1. RATHORE C, BAHETI N, BANSAL A, JABEEN SA, GOPINATH S, JAGTAP S, PATIL S, SURYAPRABHA T, JAYALAKSHMI S, RAVAT S, NAYAK DS, PRAKASH S, RANA K, JAISWAL SK, KHAN FR, MURTHY JMK, RADHAKRISHNAN K. Impact of COVID-19 pandemic on epilepsy practice in India: a tripartite survey. Seizure: European J Epilepsy 2021; 86: 60-67
  2. KANNAN L, JAIN P, NAYAK DS. Role of video-EEG in children. Indian J Pediatr 2021; doi: 10.1007/s12098-020-03605-4
  3. SRIDEVI V, RAMSUBBA REDDY M, SRINIVASAN K, RADHAKRISHNAN K, RATHORE C, NAYAK DS. Improved patient-independent system for detection of electrical onset of seizures. J Clin Neurophysiol 2019; 36:14-24
  4. ANUSA AM, THAVARAJAH R, NAYAK D, JOSHUA E, RAO UK, RANGANATHAN K. A study on drug-induced tardive dyskinesia: orofacial musculature involvement and patient’s awareness. J Orofac Sci. 2018; 10:86-95
  5. PUSHPA B, NAJUMUNISSA D, NAYAK D. Correlation analysis and modeling of EEG-EMG signal for startle-induced seizures. Online J Biol Sci. 2018; 18:17-23
  6. SURESHBABU S, NAYAK D, AGGARWAL V, PETER S, KHANNA L, MITTAL G. Intractable ictal vomiting: A new form of reflex epilepsy? Epileptic Disord 2017; 19:212-16
  7. SURESHBABU S, NAYAK D, PETER S, SHOBANA C, MITTAL G. Epileptic angina. Epileptic Behav 2017; 7:49-53
  8. SURESHBABU S, NAYAK D, MITTAL G, PETER S, SOBHANA C, AGGARWAL V. Lingual epilepsia partialis continua in neurocysticercosis. Neurology 2017; 88: 108-9
  9. SURESHBABU S, NAYAK D, PETER S, SOBHANA C, MITTAL G, AGGARWAL V. A case of symptomatic reflex epilepsy precipitated by bathing. Epilepsy Behav Case Rep 2016; 6: 64-66
  10. SURESHBABU S, NAYAK D, PETER S, KHANNA L. “Pink pinna sign”: a harbinger of lamotrigene-induced serious drug rash. Neurol India 2016; 64: 782-3
  11. NAYAK D, VALENTIN A, SELWAY RP, ALARCON G. Can single pulse electrical stimulation provoke responses similar to spontaneous interictal epileptiform discharges? Clin Neurophysiol. 2014; 25: 306-11
  12. VIVEKANANDAN S, NAYAK D. Microsurgical management of prolactinomas-clinical and hormonal outcomes. Neurology India 2011; 59:944-45 
  13. VIVEKANANDAN S, NAYAK SD. Valpraote-induced hyperammonemia enhanced by topiramate and phenobarbitone. Ann Indian Acad Neurology 2010; 13:145-47 
  14. CHERIAN A, SREEDHARAN S, RAGHAVENDRA S, NAYAK D, RADHAKRISHNAN A. Periodic lateralized epileptiform discharges in fulminant form of SSPE. Can J Neurol Sci 2009; 36: 524-26
  15. SREEDHARAN SE, UNNIKRISHNAN JP, SAJITH S, SYLAJA PN, NAYAK SD, SARMA PS, RADHAKRISHNAN K. Incidence, types, risk factors and outcome of stroke in a developing country. Stroke 2009; 40: 1212-1218
  16. DAS A, NAYAK SD. Delayed responses in TMS-EEG are different from SPES. Letters to editor. Epilepsia 2008; 49:1814-15
  17. INDIRADEVI KP, ELIAS E, SATHIDEVI PS, DINESH NAYAK S, RADHAKRISHNAN K. A multi-level wavelet approach for automatic detection of epileptic spikes in the electroencephalogram. Comput Biol Med. 2008;38 (7):805-16.
  18. RATHORE C, RADHAKRISHNAN A, NAYAK SD, RADHAKRISHNAN K. Teaching Video Neuroimage: Electroclinical characteristics of micturition-induced reflex epilepsy. Neurology 2008; May 13; 70 (20):e86
  19. BALAJI R, KESAVADAS C, RAMACHANDRAN K, NAYAK SD, PRIYAKUMARI T. Longitudinal CT and MR appearances of hemimegalencephaly in a patient with tuberous sclerosis. Childs Nerv Syst. 2008; 24(3):397-401.
  20. NAYAK SD, SAJEESH P. Technical standards for digital EEG recording in epilepsy practice. Ann Indian Acad Neurology, 2007; 10:121-127
  21. RAGHAVENDRA S, KRISHNAMOORTHY T, ASHALATHA R, NAYAK SD, RADHAKRISHNAN K. Hemimegalencephalic appearance of normal hemisphere in unilateral heterotopia and absent corpus callosum. Epilepsy Behav. 2006; 9:363-366
  22. VANNIARAJAN A, NAYAK D, REDDY AG, SINGH L, THANGARAJ K. Clinical and genetic uniqueness in an individual with MELAS. Am J Med Genet B Neuropsychiatr Genet 2006; 141: 440-444
  23. NAYAK D, ABRAHAM M, KESAVADAS C, RADHAKRISHNAN K. Lingual epilepsia partialis continua in Rasmussen’s encephalitis. Epileptic Disord 2006; 8: 114-117
  24. VALENTIN A, ALARCON G, GARCIA-SAEONE JJ, LACRUZ ME, NAYAK SD, HONAVAR M, SELWAY RP, BINNIE CD, POLKEY CE. Single pulse electrical stimulation identifies epileptogenic frontal cortex in the human brain. Neurology 2005; 65: 426-435

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