Mr N Selva Theivacumar

MBBS, MD (Leeds), FRCS (Eng)

Consultant Vascular and Endovascular surgeon


Mr Theivacumar qualified from the University of Colombo, Sri Lanka in 1999. He undertook a research degree on minimally invasive varicose veins treatment and completed MD degree from the university of Leeds. 

He underwent higher surgical training in Yorkshire, Canterbury and London, during which time he gained vascular specialist training in both open and endovascular treatments at King’s College Hospital and St Thomas Hospital, London. He has completed advanced vascular specialist fellowship on endovascular treatment in Melbourne for one year (2014). He is published widely in vascular surgery and acts an invited reviewer for the Phlebology, Journal of vascular surgery and the European Journal of Vascular & Endovascular Surgery. He has presented his research works internationally on respected academic meetings. He also published his research works on novel vascular surgical techniques. 

Mr Theivacumar was appointed as Consultant Vascular and Endovascular Surgeon at London North West University Hospitals in 2015 and he is now the deputy clinical director of vascular and interventional surgery at West London Vascular and Interventional Centre, London North West University Hospitals since 2017. He is also an Honorary Senior Lecturer at Imperial College.

His clinical interests include aortic aneurysm, carotid artery disease for TIAs/stroke, peripheral arterial disease (claudication and leg ischemia), diabetic foot management (including complex wound management), venous disease (including modern treatment of varicose veins, deep vein thrombosis (DVT), venous ulcer, pelvic congestion and post-thrombotic limb), lymphoedema, and vascular thoracic outlet syndrome

Specialist Interests (clinical / research etc)

Varicose veins, spider, thread and reticular veins (Endovenous laser ablation, sclerotherapy); Deep venous thrombosis and post-thrombotic syndrome (Venoplasty and vascular stents); Peripheral vascular disease (Angioplasty, vascular stents, lower limb vascular endarterectomy and bypass); Aortic aneurysm (Endovascular aortic repair, open aortic surgery); Diabetic foot management including complex wound management; Carotid artery disease and vascular TIAs or stroke (Carotid endarterectomy); Lymphoedema; Vascular thoracic outlet syndrome; Vascular risk management; Vascular access; Vascular surgery; Foot ulcers; Leg ulcers; Venous ulcers; Leg swelling; May Thurner syndrome; Iliac Deep venous occlusion; Superficial venous insufficiency; Vascular thoracic outlet syndrome management


Aortic aneurysm
Carotid artery disease for TIAs/stroke
Peripheral arterial disease (claudication and leg ischemia)
Diabetic foot management (including complex wound management)
Venous disease (including modern treatment of varicose veins
Deep vein thrombosis (DVT)

Recent publications

  • Theivacumar NS, Glasgow S, Najem M, Qureshi MI. Pledget reinforcement and bidirectional compression as adjunctive techniques for suture-based closure of arterial cannulation sites in percutaneous endovascular aneurysm repair [published online ahead of print, 2020 Jun 15]. Ann R Coll Surg Engl. 2020;1. doi:10.1308/rcsann.2020.0115
  • Greenfield S, Martin G, Malina M, Theivacumar NS. Aortocaval fistula, a potentially favourable complication of abdominal aortic aneurysm rupture in endovascular repair [published online ahead of print, 2020 May 21]. Ann R Coll Surg Engl. 2020;e1‐e3. doi:10.1308/rcsann.2020.0090

Professional memberships


I am registered with all major insurers and am fee assured

A 30-minute new outpatient appointment is charged at £200

A follow up appointment is charged at £150

Longer appointments for complex cases or second opinions are available

I have full medical & professional indemnity with MDU. Certificate No: 438484G


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