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Dr Swaminathan Saravana Kumar

Dr Swaminathan Saravana Kumar

MBBS (India), FRCR (UK), MMed (Diag Rad, Singapore), EDiR (EBR, Europe), EDiINR (ESNR, Europe)


National Neuroscience Institute

Specialty: Neuroradiology

Sub-specialties: Interventional Neuroradiology

Clinical Appointments

  • Consultant Neuroradiology National Neuroscience InstituteNational Neuroscience Institute


Dr Saravana Kumar is a Consultant at the Department of Neuroradiology, National Neuroscience Institute and a Clinical Assistant Professor at Duke-NUS Medical School. He completed his undergraduate medical education at Jawaharlal Institute of Postgraduate Medical Education and Research (JIPMER), in India in 2011 and moved to Singapore to pursue his post graduate education from SingHealth Residency. He completed his residency in Diagnostic Radiology and was awarded Fellow of Royal College of Radiology (UK) and Master of Medicine (Singapore) degrees in 2015 as well as European Diploma in Radiology (Europe) degree in 2018.

Dr Kumar further subspecialised in Neuroradiology and started practising as a specialist since August 2018. He was awarded the Health Manpower Development Programme (HMDP) scholarship in 2020 by the Ministry of Health and underwent a clinical fellowship in Interventional Neuroradiology at the renowned Toronto Western Hospital – University of Toronto, Canada, under the tutelage of Prof Timo Krings.

In 2021, he also obtained his European Diploma in Interventional Neuroradiology (Europe) and is currently practising both Diagnostic and Interventional Neuroradiology. Dr Kumar’s subspecialty interest lies in minimally invasive endovascular treatment of various vascular disorders of the brain and spine including stroke, aneurysm, arteriovenous shunts as well as carotid artery and intracranial stenosis.


  • ​Clinical Fellowship in Interventional Neuro Radiology (University of Toronto) (Canada), 2021
  • EDiINR – European Diploma in Interventional Neuro Radiology (European Board of Neuro Radiology), 2021
  • EDiR – European Diploma in Radiology (European Board of Radiology), 2018
  • FRCR – Fellow of Royal College of Radiology (UK), 2015
  • MMed – Master of Medicine (Diag Rad) (Singapore), 2015
  • MBBS – Bachelor of Medicine, Bachelor of Surgery (JIPMER) (India), 2011

Professional Appointments and Committee Memberships

  • Consultant, Department of Neuroradiology, National Neuroscience Institute
  • Clinical Assistant Professor at Duke-NUS Medical School
  • Member of Singapore Radiological Society (SRS)
  • Member and Fellow of Royal College of Radiologists (RCR)
  • Member of European Society of Radiology (ESR)
  • Member of European Society of Neuroradiology (ESNR)
  • Member of Academic Medicine Education Institute (AMEI)
  • Physician Faculty Member for Diagnostic Radiology Residency Programme, SingHealth Residency, Singapore
  • Member of the Procedure/ Patient Information Sheet Working Committee, at Tan Tock Seng Hospital (TTSH), Singapore
  • Organising Chairperson, 5th Interventional Neuroradiology Workshop of the NNI Advanced Neuroradiology Course (2019), Singapore


  • Quality Improvement Project Award, RiSE Awards, 2018
  • Outstanding Resident Award, RiSE Awards, AY2016/2017
  • Outstanding Resident Award, RiSE Awards, AY2015/2016
  • Young Investigator Award at Asian Congress of Abdominal Radiology, 2015
  • Outstanding Resident Award, RiSE Awards, AY2014/2015
  • Outstanding Resident Award, RiSE Awards, AY2013/2014
  • Outstanding Performer in Intermediate/In-Training Examination Awards, RiSE Awards, 2014

Research Interests


  • Pai, V., Trivedi, C. R., Pai, B., & Swaminathan, S. K. (2022). T1 hyperintensity in the spinal cord: A diagnostic marker of amyotrophic lateral sclerosis?. Journal of clinical imaging science, 12, 20.
  • Cancelliere NM, Lynch J, Nicholson P, Swaminathan SK, et al (2021) Robotic-assisted intracranial aneurysm treatment: 1 year follow-up imaging and clinical outcomes Journal of NeuroInterventional Surgery Published Online First: 15 December 2021. doi: 10.1136/neurintsurg-2021-017865
  • Foo SY, Swaminathan SK, Krings T. (2021) Dilated MMA sign in cDAVF and other arterial feeders on 3D TOF MRA. Neuroradiol J. 2021 Aug 27:19714009211041530. doi: 10.1177/19714009211041530.
  • Dobrocky T, Lee H, Nicholson P, Agid R, Lynch J, Swaminathan SK, Krings T, Radovanovic I, Pereira VM. (2021) When Two Is Better than One : The Buddy-wire Technique in Flow-diversion Procedures. Clin Neuroradiol. doi: 10.1007/s00062-021-01053-x.
  • Hendriks EJ, Lynch J, Swaminathan SK, Nicholson P, Agid R, Radovanovic I, Pereira VM, terBrugge K, Krings T. (2021) Embolization strategies for intracranial dural arteriovenous fistulas with an isolated sinus: a single-center experience in 20 patients. J Neurointerv Surg.  Jun 3: neurintsurg-2021-017652. doi: 10.1136/neurintsurg-2021-017652.
  • Lim EYT, Swaminathan SK (2020) Cerebral contrast staining mimicking parenchymal haemorrhage in a stroke patient. BMJ Case Reports CP 2020;13:e236400. doi: 10.1136/bcr-2020-236400
  • Min-On Tan, Troy H Puar, Swaminathan, S.K. et al (2020). Improved Adrenal Venous Sampling from a Dedicated Programme: Experience of a Low Volume Single Centre in Singapore. Singapore Med J. 2020 Dec 2. doi: 10.11622/smedj.2020171.
  • Lee W, Chen RC, Swaminathan SK, Ho CL. (2019) Extramedullary multiple myeloma with central nervous system and multiorgan involvement: Case report and literature review. J Radiol Case Rep. Dec 31;13(12):1-12. doi: 10.3941/jrcr.v13i12.3784.
  • Swaminathan, S. K. (2017). The T2-dark spot sign. Abdom Radiol (NY). 2017 May;42(5):1614-1615. doi: 10.1007/s00261-017-1057-z. 
  • Swaminathan, S.K., Lo, R.H.G. & Venkatanarasimha, N. (2017). The patent track sign. Abdom Radiol (NY). 2017 Oct;42(10):2589-2590. doi: 10.1007/s00261-017-1152-1. 

Research Trials