• M.B.B.S from Calicut Medical College 1987
• MD in Internal medicine from KMC Mangalore 1992
• DM in Neurology from Kottayam Medical college 2000
• Training in interventional Neurology from Sir Ganga Ram Hospital 2007 to 2008
• Professional diploma in clinical research 2013
• FRCP(Glasg)- Fellow of Royal College of Physicians.
• FAAN - Fellow of the American Academy of Neurology.
• FEAN - Fellow of European Academy of Neurology.
• FIMSA- Fellowship in International Medical Sciences Academy.
• FRCP(Edin)- Fellow of Royal College of Physicians.

• Private Practice as internist at Edappal Hospital from 1992 to 1995 and at AL-RAYAN poly clinic, Saudi Arabia from 1995 to 1997.
• Sub specialization in Neurology at Kottayam Medical college – 1997-2000
• Senior lecturer in Neurology at Calicut Medical College- 2001
• Working since 2000 at Baby Memorial Hospital

Principal investigator (PI)

• Parkinson's study (Safinamide)- (3rd Largest recruitment in India) 2006 - 2008 : Screened 31 patients and 19 randomized patients
• Low back pain Study (Ralfinamide) and extension study 2009 : 14 Patients Randomized
• Parkinson study extension 2008 - 2010 : Randomized 15 patients
• Study on Rotigotine patch 2011 - 2012 : Randomized 8 patients
• Study on pediatric migraine 2010 : Screened 5 patients
• Inspire Stroke epidemiological study 2012 - 2014 : 150 patients
• Interact 2 study on intracerebral hemorrhage : 2011 with 14 Patients
• Study on pramipexole-PK study 2014 : Screened 4 patients, randomized 1 patient
• Study on acitrom (CONFIDENCE-REGISTRY 2015) 2015 : 74 patients
• Head Post Trial international study (George institute, Australi 2016 - 2017 : 70 Patients
• IRIS- TNK Registry 2018 : 15 Patient
• Clinical study to assess Efficacy of PMZ-1620 along with standard treatment in patients of Acute Ischemic Stroke --reg, Phase 3 randomised trial 2020.(On Going)

Co-Investigator

• Vitatops - 2016: Randomized 100 patients(Co-I)
• Inter stroke - 2006: 100 patients(Co-I)
• Multiple sclerosis - 2009: Screened 2 patients(Co-I)
• Sits - New study on IV tPA: 30 patients(Co-I)
• Tnk-tpa study: 8 patients(Co-I)

Ongoing studies

• Epilepsy and pregnancy - Teratogenicity and anti epileptic drugs - Since 2014 Vit B12 and pain syndrome - Since 2014
• Samarpanam study (Epidemological study on stroke and other life style diseases and Risk factors - Since 2017
• Epidemiological study of risk factors of stroke( Indian Academy of Neurology Research Grant Pending) - 2020

• Hypercalcemia and secondary hypoparathyroidism following over- the counter Vitamin D intoxication---- JIMSA manuscript for publication April 1 2020(in print) Ummer Karadan, Robin George Manappallil
• Dissecting an outbreak :A Clinico epidemiological study of Nipah virus infection in Kerala ,India 2018 .Bhargavan Pallivalappil,Althaf Ali, NK Thulaseedharan, Ummer Karadan , Jayakrishnan Chellenton ,KP Dipu,AS Anoop Kumar, KG Sreejith Kumar, TP Rajagopal, KP Suraj,GR Santosh Kumar, RN Supreeth,Mounika Velisetti,Prathap Reddy Muthalya, KS Aryasree, K.S.Apurva Rao, ( ORIGINAL RESEARCH ARTICLE )
• Nipah Virus Infection with cerebellar dysfunction --European journal of Medical case reports February 1 2020- --Bhargavan Pallivalappil,Ummer Karadan , Jayakrishnan Chellenton ,Robin George Manappallil.
• Isolated Horner syndrome as a sole manifestation of ischemic stroke -----EC Neurology case Report April 29 2019 Deep as ,Ummer Karadan,Jayakrishnan Chellanton and Manoj KS Mahata
• Multiple sclerosis presented as isolated peripheral facial nerve ------ Indian Journal of Clinical Report ---Ummer Karadan, Robin George Manappallil,Revathy Aril. The IVY sign of Moya Moya disease. Ummer Karadan, Robin George. Asian Journal of Medical sciences . 01-05-2019
• Bilateral lateral geniculate body lesions causing reversible blindness in a patient with posterior reversible encephalopathy syndrome.Ummer Karadan, Suprith R.Naga, Jayakrishnan .J R Coll physicians Edinb 2019;49:34-6.
• Trigeminal Trophic Syndrome following anterior inferior cerebellar artery infarction. Ummer karadan , Robin george manapallil, Anisha janardhanan,Ramesh naga supreeth-BMJ case reports -2018 ( ICCREEE- Certificate of expertise , Special apreciation from Pubindex International )
• A.Neurointervension in Nepalese Neurosciences practice:The need of the hour Paudel R,Phuyal S ,B. Dopamine Treatment in Acute Ischemic Stroke ,Ummer Karadan, 2018 (ORIGINAL ARTICLE)
• Pontine haemorrhage disguised as Bell’s palsy-february 2018 -Ummer Karadan, Robin George Manapallil, chellenton Jayakrishnan, Ramesh Naga Supreeth-BMJ case reports -2018
• Rhabdomyolysis: a rare complication of Hashimoto’ s thyroiditis precipitated by statin therapy february 2018 -Jayameena peringat, Robin George Manappallil, Ummer Karadan - BMJ case reports - 2018
• Twenty-Four Syndrome: An Untold presentation of Pontine Hemorrhage.Ummer Karadan, DM (Neurology), Robin George Manappallil, MD,Ramesh N.Supreeth,MBBS and Chellenton Jayakrishnan,DM(Neurology),J Stroke cerebrovasc Dis -2018
• Pontine infarct masquerading as Bell’ palsy, a case report , Journal of case report 2017 , Ummer Karadan, Robin George -et al
• A Case of Hybrid Carotid Revascularization. BMH Medical Journal - ISSN 2348–392X, [S.l.], v. 4, n.2, p. 65-68, feb. 2017. ISSN 2348-392X, Hari Prasad, Ummer Karadan, et al.
• Hypercalcemia following over-the counter Vitamin D intoxication in an elderly debilitated patient. European Geriatric Medicine. 10.1016/j.eurger.2017.03.004. Ummer Karadan & George, Robin. (2017)
• R.G. Manappallil, Ummer Karadan, P. Kumar, M.C. Sabir, R.N. Supreeth, Acute delirium following administration of Piperacillin-Tazobactam in an elderly patient with chronic liver disease, In European Geriatric Medicine, Volume 8, Issue 4, 2017, Pages 285-286, ISSN 1878-7649
• Ummer Karadan; DESAI, Nagaraj Ashok. Eosinophilic Meningitis in a Middle Aged Man After Consumption of Camel Meat. BMH Medical Journal - ISSN 2348–392X, [S.l.], v. 1, n. 2, p. 30-32, mar. 2014.
• Intravenous thrombolysis for acute ischemic stroke in the 3- to 4·5-hour window - the Malabar experience.-Dr Salam KA1, Ummer Karadan, Pradeep Kumar VG, Noone ML- Int J Stroke. 2014 Jun;9(4):426-8. (ORIGINAL ARTICLE)
• Ummer Karadan, Salam KA, Noone ML, Pradeep Kumar VG, Mampilly N, Sivakumar S. Leukoencephalopathy with intracranial calcifications and cysts in an adult: Case report and review of literature. Annals of Indian Academy of Neurology. 2010;13(4):299-301
• Noone ML, Kumar VG, Ummer Karadan, Achambat L, Salam KA. Cirrhosis presenting as Parkinsonism. Ann Indian Academy Neurology. 2008 Jul;11(3):179-81.
• Salam KA, Ummer Karadan, Kumar VG, Noone ML, Laila A, Ragini J. Intravenous thrombolysis for acute ischemic stroke: the Malabar experience 2003 to 2008. J Clin Neuroscience. 2009 Oct;16(10):1276-8. ( ORIGINAL ARTICLE)
• Clinical and etiological profile of tropical ataxic neuropathy in Kerala, South India. Madhusudanan M1, Menon MK, Ummer Karadan, Radhakrishnanan K. Acta Scandenevia EUR.Neurol. 2008;60(1):21-6.( Original article)
• Isolated hypoglossal paralysis following Orofacial herpes simplex infection -Journal of Association of physicians of India -1995 JAPI VOL 43, Praveen K, Ummer Karadan