Dr. Sudhir Kumar Neurologist in Hyderabad

Dr. Sudhir Kumar
Neurologist, Hyderabad


Dr. Sudhir Kumar is a senior consultant Neurologist at Apollo Hospitals, Hyderabad. He served as assistant professor and Neurologist at Christian at Christian Medical College Hospital, Vellore. He is an expert in treating Neuroloical disorders-stroke, epilepsy, dementia, infections, nutritional deficiencies and more. 

Dr. Sudhir Kumar is also a Medical Writer, he writes for medical journals, Pharmaceutical industry, and health magazines for past 10 years, having more than 200 publications. He has special interest in writing articles on neurology. He writes for medical professionals as well as general public.


Consultant Neurologist, CMC Vellore, Vellore April, 2001 -  August, 2004

Consultant Neurologist, Apollo Hospitals, Hyderabad September, 2004 -  Present


  • Neurology


  • Acute Stroke Therapy With Tissue Plasminogen Activator

  • Botulinum Toxin (Botox)

  • EEG (Electroencephalogram)

  • EMG (Electromyography)


  • Acute Inflammatory Demyelinating Polyradiculoneuropathy

  • Alzheimer's Disease

  • Amyotrophic Lateral Sclerosis (ALS)

  • Ataxia

  • Blepharospasm


  • Headache
  • Epilepsy
  • Stroke
  • Vertigo
  • Memory loss
  • Unconsciousness
  • Vision/hearing problems
  • Tremors
  • Parkinson's disease
  • Alzheimer's disease
  • Paralysis
  • Leg pains
  • Back and neck pain
  • Spondylitis
  • Disc prolapse
  • Sexual problems
  • Psychological problems
  • Neuro infections
  • Muscle weakness
  • Numbness
  • Neuropathy
  • Myopathy


  • MBBS (Bachelor of Medicine and Surgery) from Christian Medical College Hospital, Vellore, The Tamilnadu Dr. MGR Medical University, Chennai, 1994
  • MD from Christian Medical College Hospital, Vellore, The Tamilnadu Dr. MGR Medical University, Chennai, 1998
  • Medical and Neuro training from CMC Vellore (during 1989-2001)

Practice Information

Apollo Emergency Center, Kukatpally

Apollo Emergency Center, Kukatpally

Sri Sai Arcade, Opp: Sai Baba Temple, Bhagyanagar Colony, Kukatpally, Hyderabad, Telangana - 500072


09:30 AM - 10:30 AM

Apollo Healthcity, Jubilee Hills

Apollo Healthcity, Jubilee Hills

Jubilee Hills, Hyderabad, Telangana - 500033


12:00 PM - 05:00 PM

Elbit Neuro Clinic, Hyderabad

Elbit Neuro Clinic, Hyderabad

Road No. 12, AG Heights, Banjara Hills, Hyderabad, Telangana - 500034


06:30 PM - 07:30 PM

Patient Experience

Your participation in the survey will help other patients make informed decisions. You will also be helping Dr. Sudhir Kumar and his staff know how they are doing and how they can improve their services.

Achievements & Contributions

  • The following were awarded during MBBS training at CMC Hospital, Vellore:Second Certificate of Honour in Physiology
  • First Certificate of Honour in Biochemistry
  • First Certificate of Honour in Pharmacology
  • First Certificate of Honour in Pathology
  • First Certificate of Honour in Microbiology
  • First Rank in Second MBBS
  • Second Certificate of Honour in Forensic Medicine
  • Second Certificate of Honour in ENT
  • First Certificate of Honour in Community Medicine
  • Second Certificate of Honour in Surgery
  • Third Rank in Final MBBS.
  • J.C.David Memorial Prize and Gold Medal in Pharmacology
  • Microbiology Prize for First Rank in Internal Assessment
  • Anil George Memorial Prize
  • Le Roy Allen Prize in Community Medicine
  • P. Kutumbiah Prize in Clinical Medicine
  • Dr. Paul W. Brand Gold Medal in Orthopaedics
  • Dr. P. Koshy Prize in Medicine (during Internship)
  • In Peer-reviewed Journals
  • V Markandeyulu, T P Joseph, T Solomon, J Jacob, S Kumar, C Gnanamuthu. Stiff-man syndrome in childhood. J R Soc Med. 2001; 94: 296-7
  • E. Joseph, S. Singh, S Kumar. Diffuse symmetrical intracerebral dystrophic deep gray-white matter junction calcification in extensive arteriovenous fistulae. Neurol India (In Press).
  • Sudhir Kumar. Adverse effects due to poor patient understanding of the antiepileptic medication prescriptions. Indian Pediatr 2003; 40: 801-2
  • Sudhir Kumar. Inappropriate prescription of corticosteroids in respiratory infections. Indian Pediatr 2003; 40:1111.
  • Sudhir Kumar. Recurrent seizures: An unusual manifestation of vitamin B12 deficiency. Neurol India 2004; 52:122-3.
  • Sudhir Kumar. Overweight and obesity in children. Indian Pediatr 2004; 41:200
  • Sudhir Kumar. Overdiagnosis of cerebral malaria in patients admitted with neurological dysfunction. Q J Med 2003; 96: 688.
  • Sudhir Kumar. Medically unexplained symptoms. J R Soc Med 2003; 96: 422
  • Sudhir Kumar. Representation of South Asian people in randomised trials: study results are interesting but not final word. Br Med J. 2003; 327: 394
  • Singh S, Kumar S, Joseph M, Gnanamuthu C, Alexander M. Cerebral venous sinus thrombosis presenting as subdural haematoma. Australasian Radiology 2005;49:101-3
  • Sudhir Kumar. Management of shock in children with severe P. falciparum malaria. Q J Med 2003; 96: 778
  • Kumar S, Alexander M, Markandeyulu V, Gnanamuthu C. Guillain-Barre syndrome presenting in the anti-HIV seroconversion period. Neurol India 2003; 51: 559
  • Sudhir Kumar. Nimesulide: How safe is it? Natl Med J India 2003; 16: 233-4
  • Sudhir Kumar. Predicting long-term morbidity in Indian patients with ischemic stroke. Neurol India. 2003; 51:285-6
  • Sudhir Kumar. Steroid-induced myopathy following a single oral dose of prednisolone. Neurol India. 2003; 51: 554-6
  • Sudhir Kumar. Prophylaxis of depression in older people. Br J Psychiatry. 2003; 183:365
  • Sudhir Kumar. Management of ocular myasthenia gravis coexisting with thyroid ophthalmopathy. Neurol India. 2003; 51:283-4
  • Sudhir Kumar. Missed and delayed diagnosis of neonatal meningitis. Indian Pediatr 2004; 41:959
  • Sudhir Kumar. Distal asymmetric spinal muscular atrophy involving upper limbs. Indian Pediatr 2003; 40:1211-2
  • Sudhir Kumar. Health of indigenous people- health of aboriginal communities can be improved by innovative methods. Br Med J. 2003; 327: 988
  • Sudhir Kumar. Differentiating traumatic neuritis from poliomyelitis. Natl Med J India. 2003; 16: 232-3
  • Sudhir Kumar. Vitamin B12 deficiency presenting with an acute reversible extrapyramidal syndrome. Neurol India. 2004; 52:507-9.
  • Sudhir Kumar. Anticonvulsant-hypersensitivity syndrome in a child. Neurol India. 2003; 51: 427
  • Sudhir Kumar. Prognosis in children with head injury: Inaccuracies in the analysis. Neurol India 2003; 51: 427-8.
  • Sudhir Kumar. Syncope. Physician's Digest 2003-04 Dec-Jan; Vol. 12( 5): 15-20
  • Sudhir Kumar. Delayed diagnosis of myasthenia gravis due to prior empirical therapy with corticosteroids. Annals of Indian Academy of Neurology 2003; 6:171-2
  • S Kumar, Hannah V, M Alexander, C Gnanamuthu. Rapidly progressive dementia as a presenting feature of acute disseminated encephalomyelitis (ADEM). Annals of Indian Academy of Neurology 2003; 6:167-70
  • Sudhir Kumar. Factors leading to underdiagnosis or under-reporting of AIDS. Trop doct. 2005; 35:124
  • Sudhir Kumar. Improving clinical course in congenital hypomyelinating neuropathy. Indian Pediatr 2004; 41:1171
  • Sudhir Kumar. Artemether in children with severe malaria. Indian Pediatr 2004; 41:520-1
  • Sudhir Kumar. Unusual cause of recurrent flaccid paralysis in a child. Neurol India. 2004; 52:126
  • Sudhir Kumar. Clinical characteristics of organophosphate-induced delayed polyneuropathy. Neurol India. 2004; 52:128-9.
  • Sudhir Kumar. Mechanical ventilation in Guillain-Barre syndrome. Neurol India. 2003; 51:559-60
  • Sudhir Kumar. Nadroparin in acute ischemic stroke. Neurol India. 2004; 52:273-4
  • Sudhir Kumar. Factors affecting functional recovery in ischemic stroke. Neurol India 2003; 51:561
  • Kumar S, Alexander M, Joseph M, Gnanamuthu C. Symmetrical peripheral gangrene: association with adrenaline administration. Critical Care Asia 2004;2(1):19-21
  • Sudhir Kumar. Conversion disorder in childhood. J R Soc Med. 2004; 97:98
  • S Kumar, M. Alexander, C. Gnanamuthu. Recent experience with Rett Syndrome at a tertiary care center. Neurol India 2004; 52:494-5.
  • S Kumar, N. Kesavalu, E. Chandy. Periodic lateralized epileptiform discharges in a child with solitary cysticercus granuloma. Neurol India 2004; 52:523-4
  • S Kumar, M. Alexander, C. Gnanamuthu. Refractory status epilepticus due to cerebral venous thrombosis during late pregnancy with successful outcome. Annals of Indian Academy of Neurology. 2004; 7:305-8
  • Sudhir Kumar. A trial of antiparasitic treatment for cerebral cysticercosis.N Engl J Med 2004; 350:1686
  • Sudhir Kumar. Epidemiological study of neurological disorders. J Indian Med Assoc. 2004; 74:108
  • Sudhir Kumar. When to start drug therapy in epilepsy. J R Soc Med. 2004; 97:208
  • Sudhir Kumar. Seizure mimics. Physician's Digest 2004 June-July; 13(2):82-7
  • Sudhir Kumar. Withdrawal of ventilatory support in the intensive care unit. Natl Med J India 2004; 17:28-9
  • Sudhir Kumar. Acute reversible mania as a presenting feature of vitamin B12 deficiency. Annals of Indian Academy of Neurology. 2004; 7:309-11
  • Sudhir Kumar. Epilepsia partialis continua stopped by insulin. J R Soc Med 2004; 97:332-3
  • S Kumar, J Vijayan, J Jacob, S Aaron, M Joseph, M Alexander, C Gnanamuthu. Cervical spine injuries in 64 attempted suicidal hangings in India. Trop Doct 2005;35:198-200.
  • Sudhir Kumar. Psychogenic non-epileptic seizures. Indian Pediatr 2004; 41:1050-2
  • Sudhir Kumar. Paradoxical worsening of neurological status after starting d-penicillamine therapy in a patient with Wilson's disease. Annals of Indian Academy of Neurology 2004; 7:401-402.
  • Sudhir Kumar. Why do doctors make errors? Natl Med J India 2004; 17(1):53-4
  • Sudhir Kumar. Factors precipitating breakthrough seizures in well-controlled epilepsy. Indian Pediatr 2005; 42:182-3
  • Sudhir Kumar. Calvarial thickening and cerebellar atrophy following chronic phenytoin usage. Annals of Indian Academy of Neurology 2004; 7:403
  • Sudhir Kumar. A patient's opinion is often valuable. J Postgrad Med 2004; 50:216
  • Sudhir Kumar. Memantine:Pharmacological properties and clinical uses. Neurol India 2004:52:307-9
  • Kumar S, Kumar PR. Mimetic facial paresis. Annals of Indian Academy of Neurology. 2004; 7:405
  • Sudhir Kumar. Severe autonomic dysfunction as a presenting feature of Wilson's disease. J Postgrad Med 2005; 51:75-6
  • 58. Kumar S, Kumar PR. Skin branding. J Postgrad Med 2004; 50:204
  • Sudhir Kumar. Wilson's disease presenting as status epilepticus. Indian Pediatr. 2005; 42:492-3.
  • Sudhir Kumar. Tongue biting and epilepsy. Indian Pediatr 2005; 42:296
  • S Kumar, M Alexander, C Gnanamuthu. Manual (low-volume) plasmapheresis: an effective and safe therapeutic procedure in acute neurological illnesses. Annals of Indian Academy of Neurology 2004; 7:439-40
  • Sudhir Kumar. Bisphosphonate therapy for polyostotic fibrous dysplasia. Indian Pediatr. 2004; 41:1069-70.
  • S Kumar, M Alexander, C Gnanamuthu. Heterogeneity in clinical presentation of acute disseminated encephalomyelitis. Neurol India. 2004;52:518-9.
  • S Kumar, S Aaron. Internuclear ophthalmoplegia as the sole presenting symptom of inflammatory demyelinating lesion of the brainstem. Neurol India 2004; 52:517-8.
  • Sudhir Kumar. Rheumatological manifestations of leprosy. Indian Journal of Dermatology, Venereology and Leprology. 2004; 70:250.
  • Sudhir Kumar. Dermatological findings in chronic alcoholics. Indian Journal of Dermatology, Venereology and Leprology. 2004; 70:317
  • S Kumar, Rashmi. Psychosomatic illness among patients attending medical outpatient department. J Indian Med Assoc. 2004; 102:330-1
  • Sudhir Kumar. Painful mononeuritis multiplex in idiopathic thrombocytopenic purpura. Indian Pediatr 2005; 42:621-2
  • S Kumar, S Nair, M Alexander. Carcinomatous meningitis occurring prior to the diagnosis of large cell neuroendocrine carcinoma of the uterine cervix. J Postgrad Med. 2004;50:311-2
  • S Kumar, P Ravi Kumar. Multi-segmental Neurofibromatosis. Indian J Dermatol Venereol Leprol 2004; 70:360-2
  • Sudhir Kumar. Differentiating paralytic rabies from post antirabies vaccine polyradiculoneuropathy. Neurol India 2004; 52:270.
  • Sudhir Kumar, Rashmi. Branding: A harmful practice. Indian Pediatr 2005;42:721
  • Sudhir Kumar. Oral glucose tolerance test in patients with unexplained peripheral neuropathy. Natl Med J India 2004; 17:206.
  • Sudhir Kumar. Nimodipine in severe head injury. Neurol India 2004;52:392-3
  • Sudhir Kumar. Valproate-induced bleeding: report of two cases and review of literature. Indian Pediatr 2005; 42:833-4.
  • Sudhir Kumar. Neurofibromatosis type 1 manifesting with Tourette syndrome. Neurol India 2005;53:361-2
  • Sudhir Kumar. Punding in Parkinson's disease related to high-dose levodopa therapy. Neurol India 2005;53:362
  • Sudhir Kumar. Communications skills: is there a need for training? Natl Med J India 2004; 17:280-1.
  • Sudhir Kumar. Pituitary in psychosis. Br J Psychiatry 2004; 185:437-8
  • Kumar S, Jacob J. Variablity in the extent of sensory deficit after sural nerve biopsy. Neurol India 2004; 52:436-8
  • Sudhir Kumar. Thyrotoxic periodic paralysis. Thyroid Research & Practice 2005; 2: 12-8
  • Sudhir Kumar. Calcified vertebral artery and dense basilar artery sign in a patient with basilar territory infarction. Neurol India 2005;53:125
  • Aaron S, Kumar S, Vijayan J, Jacob J, Alexander M, Gnanamuthu C. Clinical and laboratory features and response to treatment in patients presenting with vitamin B12 deficiency-related neurological syndromes. Neurol India 2005;53:55-8
  • Kumar S. An uncommon cause of shoulder pain in acute ischaemic stroke. J Indian Med Assoc 2004; 102:594-6
  • Kumar S, Prabhakar S. Guillain-Barre syndrome occurring in the course of dengue fever. Neurol India 2005;53:250-1
  • Datta SS, Premkumar TS, Chandy S, Kumar S, Kirubakaran C, Gnanamuthu C, Cherian A. Behaviour problems in children and adolescents with seizure disorder: associations and risk factors. Seizure:European Journal of Epilepsy 2005;14:190-7
  • Garikapati R, Kumar S, Prabhakar S. ATL in refractory epilepsy with normal MRI-volumetric criteria? Epilepsia 2005; 46:600.
  • Kumar S, Chandy E. Asymmetric depression of amplitude in electroencephalography leading to a diagnosis of ipsilateral cerebral tumor. Annals of Indian Academy of Neurology 2005;8:33-5.
  • S Kumar, G Rajshekher, S Prabhakar. Management of myasthenic crisis. Neurol India 2005;53:241.
  • S Kumar. Preventive therapy of migraine. Neurol India 2005;53:243
  • S Kumar, G Rajshekher, S Prabhakar. Positron emission tomography in neurological diseases. Neurol India 2005;53:149-55.
  • S Kumar. Chronic daily headaches. Physicians Digest 2005;14(2):22-30
  • S Kumar. Recombinant activated Factor VII for acute intracerebral hemorrhage. Indian Journal of Critical Care Medicine 2005;9:11-13
  • S Kumar, P Ravi Kumar, N Manasseh. Massive pneumocephalus and meningitis following spine instrumentation. Annals of Indian Academy of Neurology 2005;8:55-7
  • S Kumar. Guillain-Barre syndrome in leprosy patients. Indian J Lepr. 2005;77:162-8.
  • S Kumar. Cranial nerve involvement in leprosy. Indian J Lepr. 2005;77:177-8
  • S Kumar, Badrinath HR. Early recombinant factor VIIa therapy in acute intracerebral hemorrhage: Promising approach. Neurol India 2006;54:24-7
  • S Kumar. Plasmapheresis in acute disseminated encephalomyelitis. Indian Pediatr 2006;43:77-8
  • SS Datta, S Kumar. Hypomania as an aura in migraine: case report. Neurol India 2006;54:205-6
  • S Kumar, G Rajshekher, S Prabhakar. Dense basilar artery sign preceding basilar artery territory infarction. Annals of Ind Acad Neurol 2005;8:321-2
  • SS Datta, S Kumar. Clozapine-responsive cluster headache. Neurol India 2006;54:200-1
  • SS Datta, R Jacob, S Kumar, S Jeyabalan. A case of subacute sclerosing panencephalitis presenting as depression. Acta Neuropsychiatrica 2006; 18: 55-7
  • SS Datta, TS Premkumar, S Fielding, S Chandy, S Kumar, JM Eagles, A Cherian. Impact of pediatric epilepsy on Indian families. Epilepsy and Behavior. 2006;9:145-51
  • S Kumar, M Alexander, C Gnanamuthu. Cranial nerve involvement in patients with leprous neuropathy. Neurol India 2006;54:283-5
  • S Kumar. Expansion of traumatic intracerebral hemorrhage: treatment implications with recombinant Factor VIIa. Neurol India 2007;55:81
  • S Kumar. Basilar artery thrombosis. Annals Ind Acad Neurol 2007;10;61-2
  • S Kumar. Thrombolysis with tissue plasminogen activator: Protocol violation is not an option. Neurol India 2007;55:174
  • S Kumar, G Rajshekher, S Prabhakar. Isolated complete third nerve palsy due to midbrain hemorrhage: clinico-radiological correlation. Annals Ind Acad Neurol 2007;10:187-8
  • S Kumar, G Sandhya, R Reddy, G Rajshekher, S Prabhakar. Idiopathic transverse myelitis: corticosteroids, plasma exchange, or cyclophosphamide? Neurology 2008; 70:160.
  • S Kumar. Pseudoxanthoma elasticum and cerebral ischemic stroke. Indian J Dermatol Venereol Leprol 2007; 73: 433-4.
  • G Rajshekher, S Kumar, S Prabhakar. Reversible electrophysiological abnormalities in hypokalemic periodic paralysis. Indian Pediatrics 2008;45:54-5.
  • S Kumar, G Rajshekher, S Prabhakar. Isolated bilateral ptosis as the presentation of midbrain tuberculoma. Neurol India 2008; 56:212-3.
  • S Kumar, G Rajshekher, S Prabhakar. Platelet glycoprotein IIb/IIIa inhibitors in acute ischemic stroke. Neurol India 2008;56:399-404
  • S Kumar, R Reddy, S Prabhakar. Contralateral diaphragmatic palsy in acute stroke: An interesting observation. Ind J Crit Care Med 2009; 13:28-30
  • S kumar, G Rajshekher, C R Reddy, J Venkateswarlu, S Prabhakar. Intra-sinus thrombolysis in cerebral venous sinus thrombosis: single center experience in 19 cases. Neurol India 2010;58:225-9
  • R Lath, S Kumar, R Reddy, G R Boola, A Ray, S Prabhakar, A Ranjan. Decompressive surgery for severe cerebral venous sinus thrombosis. Neurol India 2010;58:392-7
  • S Bhuvaneshwari, Sujith Chandy, Sudhir Kumar. A prospective, double-blinded, crossover study to determine the equivalence of the serum levels and the peak level toxicity of diphenylhydantoin (Eption ER). Journal of Clinical and Diagnostic Research. 2012;6:783-786
  • Varghese GM, Mathew A, Kumar Sudhir, Abraham OC, Trowbridge P, Mathai E. Differential diagnosis of scrub typhus meningitis from bacterial meningitis using clinical and laboratory features. Neurol India 2013;61:17-20
  • Sudhir Kumar, Chenna Rajesh Reddy, Subhashini Prabhakar. Striatal toe. Ann Ind Acad Neurol. 2013 (in press)
  • Books, Chapters, monographs
  • Elizabeth Chandy, Sudhir Kumar. Atlas of Electroencephalography in Adult & Child. Mattethra Group Publications, Cochin, India, 2004.
  • Sudhir Kumar. Cerebrovascular diseases in the elderly. In Progressive General Practice- Geriatrics issue. Ed, Alka Ganesh. CME series of Christian Medical College, Vellore, India, 2002.
  • Soumitra S. Datta, Sudhir Kumar, K.S. Jacob. Clinical approach to dementia. In Textbook of Psychiatry, Bangalore (In press).
  • Sudhir Kumar. Muscular dystrophies in children and adolescents. In Update in Pediatrics Volume 1, 1st edition, Mathur & Mathur Eds, 2005
  • Sudhir Kumar. Neonatal Meningitis. In Textbook of Neonatal Emergencies. Ed Prof Suraj Gupte, Peepee Publishers and Distributors, New Delhi, 2006
  • Sudhir Kumar. Neurocysticercosis. In Recent Advances in Pediatrics. Ed Prof Suraj Gupte (in press)
  • Sudhir Kumar. Febrile seizures. In Recent Advances in Pediatrics. Ed Prof Suraj Gupte (In press).
  • Sudhir Kumar. Psychogenic non-epileptic seizures. In Update in Pediatrics. Editors Mathur and Mathur (In press)
  • Sudhir Kumar. Endocrine and metabolic myopathies in childhood and adolescence. In Update in Pediatrics, Eds Mathur and Mathur (In press)
  • Magazines and Newspapers
  • Sudhir Kumar. Neurology. Frontline 2004 July 3-16;21(14):123
  • Sudhir Kumar. AIDS. Frontline 2004 July 17-30; 21(15):126
  • Sudhir Kumar. What is muscular dystrophy. The Times of India. dated
  • Sudhir Kumar. When the immune system turns on you. The Deccan Chronicle dated 5th January 2005
  • Sudhir Kumar. Quota trouble. Frontline 2005 June 18-July 1; 22(13)
  • Sudhir Kumar. Epilepsy. Frontline 2005 November 19-Dec 2; 22(24)
  • Online Publications in Journals
  • Sudhir Kumar. Urgent need for making decisive legislations banning smoking. Letter to the editor. British Medical Journal. Published online on May 9, 2003.( http://bmj.com/cgi/eletters/326/7396/962)
  • Sudhir Kumar. Is oral vitamin B12 a perfect replacement for its parenteral form in all clinical situations? Letter to the editor. Published online in Postgraduate Medical Journal on June 5, 2003. (http://pmj.bmjjournals.com/cgi/eletters/79/930/218)
  • Sudhir Kumar. Lithium is still the first-line drug for prophylaxis of mood disorders. Letter to the editor. British Medical Journal. Published online on May 9, 2003.(http://bmj.com/cgi/eletters/326/7396/960)
  • Sudhir Kumar. Serotonergic drugs associated with polyuria: how strong is the association? Letter to editor. Published online in The British Journal of Psychiatry on 19 May, 2003. (http://bjp.rcpsych.org/cgi/eletters/182/4/319)
  • Sudhir Kumar. Over-reporting of asthma among pseudoseizure patients may be a chance finding. Published online in JNNP on June 5, 2003. (http://jnnp.bmjjournals.com/cgi/eletters/74/5/639)
  • Sudhir Kumar. Iron supplementation for unexplained fatigue in non-anaemic women. Published online in BMJ on 25 May, 2003.(http://bmj.com/cgi/eletters/326/7399/1124#32617)
  • Sudhir Kumar, Mathew Alexander, Chandran Gnanamuthu. Adequate treatment of neurocysticercosis. Published online in Archives of disease in childhood (ACD) on 16 June 2003(http://adc.bmjjournals.com/cgi/eletters/archdischild;88/6/471)
  • Sudhir Kumar, Mathew Alexander, Chandran Gnanamuthu. Risk of recurrent cerebral and venous sinus thrombosis during subsequent pregnancy and puerperium. Published online in JNNP on June 16, 2003 (http://jnnp.bmjjournals.com/cgi/eletters/74/6/814)
  • Sudhir Kumar. Intravenous mannitol should not be routinely recommended for cerebral malaria. Published online in Arch. dis. child. on 25.06.2003. (http://adc.bmjjournals.com/cgi/eletters/archdischild;88/7/640)
  • Sudhir Kumar. Reversible thalidomide neuropathy. Published online in Postgraduate medical journal on 23 May, 2003.(http://pmj.bmjjournals.com/cgi/eletters/79/929/127)
  • Sudhir Kumar, Mathew Alexander, Chandran Gnanamuthu. Efficacy of azathioprine in preventing relapses in multiple sclerosis. Published online in Neurology on 1 July 2003. (http://www.neurology.org/cgi/eletters/60/11/1849)
  • Sudhir Kumar. Coprescription of heroin and methadone for treatment resistant heroin addicts. Published online in BMJ on 12 August, 2003 (http://bmj.com/cgi/eletters/327/7410/310)
  • Sudhir Kumar. Impulsivity and suicide risk. Published online in BJP on August 26, 2003. (http://bjp.rcpsych.org/cgi/eletters/183/2/155)
  • Sudhir Kumar. Optimal dose of intravenous immunoglobulins in Guillain-Barre syndrome Published in ADC online on 3 September, 2003 (http://adc.bmjjournals.com/cgi/eletters/archdischild;88/9/836-b)
  • Sudhir Kumar, Soumitra S. Datta. Dementia occurring in patients with schizophrenia is not of Alzheimer's type. Published in BJP on September 9, 2003.
  • Sudhir Kumar. Preventive strategies of pre-eclampsia. Published online in British Medical Journal on September 14, 2003. (http://bmj.bmjjournals.com/cgi/eletters/327/7415/604#36514)
  • Sudhir Kumar. Cover image has been shown upside down. Published online in BMJ on September 21, 2003. (http://bmj.bmjjournals.com/cgi/eletters/327/7416/646)
  • Sudhir Kumar. Stress and MS: cause-effect shown but dose-effect and mechanisms need further studies. Published online in BMJ on September 22, 2003. (http://bmj.bmjjournals.com/cgi/eletters/327/7416/646)
  • Sudhir Kumar. Childhood obesity and cancer. Archives of disease in childhood, published on 6 October, 2003 (http://adc.bmjjournals.com/cgi/eletters/archdischild;88/9/748)
  • Sudhir Kumar. Psychiatric disorders are characterized by abnormal brain imaging and neurological examination. Published online in British Journal of Psychiatry on 27 May, 2003.
  • Sudhir Kumar, Rashmi. Popularity of intramuscular injections in developing countries. Published online in BMJ on 10 November, 2003 (http://bmj.bmjjournals.com/cgi/eletters/327/7423/1075)
  • Sudhir Kumar. Precautions with buccal/nasal midazolam. Published in ADC online on 23 January, 2004. (http://adc.bmjjournals.com/cgi/eletters/archdischild;89/1/50)
  • Sudhir Kumar. Corticosteroids in children with meningococcal meningitis. Published in ADC online on 23 January, 2004. (http://adc.bmjjournals.com/cgi/eletters/archdischild;89/1/82)
  • Sudhir Kumar. Reducing stigma in psychiatry. Published in BJP online on February 1, 2004. (http://bjp.rcpsych.org/cgi/eletters/184/2/176)
  • Sudhir Kumar, Rashmi. Use of tobacco products as dentifrice. Published in BMJ on 15 February, 2004 (http://bmj.bmjjournals.com/cgi/eletters/328/7435/323)
  • Sudhir Kumar. Obvious contrasting health patterns between the rich and poor. BMJ, 6/4/04 (http://bmj.bmjjournals.com/cgi/eletters/328/7443/0-g#55846)
  • Sudhir Kumar. Is the example of Kerala a perfect one? Published in BMJ on 6 Apr 2004 (http://bmj.bmjjournals.com/cgi/eletters/328/7443/777#55848)
  • Sudhir Kumar, Rashmi. Tuberculosis should also be considered in patients with hip or knee pain. Published in BMJ on 3 May, 2004.
  • Sudhir Kumar. Chronic subdural haematoma should be considered with hypodense lesions on computerised tomography. Published online in Ann Rheum Dis on 24 June 2004. (http://ard.bmjjournals.com/cgi/eletters/63/5/603)
  • S Kumar, Sandhya, G Rajshekher, S Prabhakar. Headache as the sole manifestation of cerebral venous thrombosis. Published online in JNNP on August 9 2005. (http://jnnp.bmjjournals.com/cgi/eletters/76/8/1084)
  • Full member (KNP-054) of the Neurological Society of India (NSI).
  • Life member (LM-270) of the Indian Academy of Neurology (IAN)
  • International Headache Society (IHS)
  • World Stroke Organization (WSO)
  • American Stroke Association (AHA/ASA)