Dr. Karthikeyan Damodharan

MBBS, MRCP (UK), Fellow of the Royal College of Radiologists, UK (FRCR)


21 Years Experience Overall (13 years as specialist)

Dr Karthik is the Director of Vascular & Interventional Radiology at MIOT Hospitals International in Chennai, India. He earned his medical degree from the prestigious Madras Medical College in India and completed his post graduate training in the UK, where he obtained membership of the Royal College of Physicians (MRCP) as well as fellowship of the Royal College of Radiologists (FRCR) in 2007.

After completing his certificate of specialist training (CCST) in 2010, he embarked on a 1 year Fellowship in Vascular & Interventional Radiology at the prestigious Cleveland Clinic, USA. Following this, he worked as a Consultant interventional radiologist in the NHS, UK for 2 years before relocating to Singapore where he worked at the Singapore General Hospital for 6 years.


Dr Karthik was instrumental in setting interventional radiology services at Sengkang General Hospital in Singapore where he worked for 2 years as the Clinical Lead for Interventional radiology before moving back to his native homeland in Chennai in 2020.

Research Articles
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Interventional Procedures
Users Comments

He has now joined MIOT Hospitals International in Chennai which is a quartenary care hospital with 900 beds. The radiology department in MIOT is a busy department performing over 100 CTs and 100 MRIs every day. He has a special interest in cross sectional imaging and also leads the interventional radiology services there.

Dr Karthik has published more than 25 research articles in leading peer reviewed journals and has also given talks at several international conferences.

Dr. Karthikeyan Damodharan is one of the best interventional radiologist Doctor in chennai,Tamilnadu,India.





Fellow of CIRSE

Interventional Radiology Society, Europe

May 2019

European Board of Interventional Radiology
Interventional Radiology Society, Europe

Apr 2019

European Board of Interventional Radiology

Interventional Radiology Society, Europe

Apr 2019

Fellowship in vascular / non-vascular intervention.

Cleveland Clinic Foundation, USA

Jun 2011

Post CCT training in vascular intervention.

University hospitals of Leicester, UK

Jun 2010

CCT in Diagnostic radiology.


Oct  2007


Royal College of Radiologists, UK.

Feb 2010


Royal College of Physicians, London UK

Apr 2003


Madras Medical College, India

Feb 2001


  • 2020 – 2020 Director, Vascular & Interventional Radiology at MIOT HOSPITALS
  • 2020 – 2020 Director, Vascular & Interventional Radiology at MIOT HOSPITALS INTERNATIONAL
  • 2014 – 2020 Senior Consultant at Singapore General Hospital


  • 67532 Tamil Nadu Medical Council, 2001


Vascular Treatments

1)   Digital subtraction peripheral arterial angiogram / venogram

3)   Lower limb peripheral arterial angioplasty / sub intimal angioplasty

4)   Lower limb peripheral arterial stenting 

5)   Thrombolysis / mechanical thrombectomy for acute arterial / venous thrombosis

6)   Lower limb arterial atherectomy 

7)    Upper limb peripheral arterial angioplasty /stenting

10)   Deep Venous stenting

11)  Arterio Venous Fistula or graft angioplasty / stenting

12) Central venous angioplasty and / or stenting, 

13)  Arterio Venous Fistula or graft thrombolysis

14)  Inferior Vena Cava filter insertion/retrieval

15)  Endovenous laser/ RFA/ glue ablation for varicose veins

16)  Percutaneous sclerotherapy of spider/ reticular/ perforator veins

17)  Embolisation for vascular malformations.

18) Endovascular aortic stent graft insertion – abdominal aortic , Thoracic aorta

19) Fenestrated, branched aortic stent graft insertion

20) Intravascular Foreign body retrieval

Oncological Interventions

1)   Transarterial Chemo-embolisation

2)   Transarterial Radio-embolisation

3)    Portal vein embolisation

4)  Percutaneous thermal ablation (radiofrequency/ microwave) of liver, kidney and lung tumours

5)   Cryoablation of renal and bone tumours

6)   Vertebroplasty / cementoplasty for augmentation of musculoskeletal tumours

7)   Palliative / pre-operative tumour embolisation

8)   Radiofrequency ablation of benign thyroid nodules/ goitres.

Hepatobiliary Interventions:

  1. Percutaneous Biliary drainage / stent insertion 
  2. Percutaneous Biliary brush cytology
  3. Percutaneous Biliary stone removal
  4. Percutaneous cholecystostomy
  5. Transjugular portosystemic stent shunt 
  6. Transjugular portosystemic stent shunt reduction
  7. Transjugular portosystemic stent shunt venogram
  8. Hepatic vein stenting for Budd Chiari syndrome.
  9. Hepatic Venous portal gradient measurement
  10. Plug assisted retrograde Transvenous obliteration for gastric varices. (PARTO)
  11. Balloon occluded retrograde Transvenous obliteration for gastric varices (BRTO)

Emergency Interventions

1)   Arterial embolization for bleeding due to trauma, tumour

2)   Mesenteric arterial embolization for bleeding from gastrointestinal tract,

3)   Bronchial artery embolization for haemoptysis

Genitourinary Interventions

1)     Percutaneous Nephrostomy

2)     Antegrade ureteric stenting

3)     Ureteric embolization for bleeding

4)     Prostate artery embolization for benign prostatic hyperplasia

5)     Testicular vein embolization for varicoceles

6)     Fallopian tube recanalization for infertility

7)     Uterine artery embolization for fibroids, adenomyosis

8)     Ovarian vein embolisation for pelvic congestion syndrome

9)     Adrenal vein sampling

Gastrointestinal Interventions

  1. Image guided percutaneous gastrostomy / gastrojejunostomy insertion
  2. NasoJejunal tube insertion
  3. Gastro Intestinal stenting

Venous Access

  1. Peripherally Inserted Central Venous Catheter insertion
  2. Tunnelled central venous catheter insertion for intravenous access or dialysis
  3. Tunnelled central venous catheter removal
  4. Insertion of non-tunneled central catheters for intravenous access or dialysis.
  5. Venous Port insertion/ removal

Biopsies and Drainages

  1. Percutaneous image guided diagnostic / therapeutic drainage of collections
  2. Percutaneous image guided biopsy / fine needle aspiration of lymph nodes or various organ lesions.