Imperial College London


Faculty of MedicineDepartment of Surgery & Cancer

Honorary Senior Lecturer







Charing Cross HospitalCharing Cross Campus





Ankur Thapar FEBVS, FRCS, PhD, FHEA, PGCE is a consultant vascular and renal access surgeon and honorary clinical senior lecturer in surgery.

His academic interests are interventions for carotid disease, post-thrombotic syndrome and remotely supervised exercise for intermittent claudication.

He is a member of the international multi-specialty carotid expert group FACTCATS.

His clinical work and trial recruitment is at the Mid and South Essex NHS Foundation Trust.

Grant funding

NIHR HTA CHAPS multicentre randomised controlled trial £900k


European Board of Vascular Surgery 2021 exam Gold Medal

Nott Foundation Prize for Humanitarian Surgical Training 2017

European Federation of Ultrasound Medicine and Biology Young Investigator 2012

UK Venous Forum Travelling Fellow 2011

London Surgical Symposium Overall Winner 2011

Royal College of Surgeons Mary Dunhill Fellow 2010-2012

Circulation Foundation Mary Davies Award 2010

Key publications

Machin M, Liu C, Coupland A, Davies A H, Thapar A

Systematic review of cyanoacrylate glue to prevent surgical site infection

Int Wound J 2019

Milinis K, Thapar A, Shalhoub J, Coupland A, Davies A H

International Delphi Consensus on antithrombotic therapy after deep venous stenting

EJVES 2018

Skervin A, Thapar A, Franchini A, Shalhoub J, Davies A H

Systematic review of the role of graduated compression stockings in the prevention of post-thrombotic syndrome

EJVES 2016

Munster A, Franchini A, Qureshi M, Thapar A, Davies A H

Temporal trends in the safety of carotid endarterectomy in asymptomatic patients

Neurology 2015

Haddow J, Aggarwal D, Walshe M, Thapar A, Hardman J, Wilson J, Oshowo A, Mukhtar H

Improving the diagnostic stage of the suspected colorectal cancer pathway: a quality improvement project

Healthcare 2015

Dharmarajah B, Thapar A, Salem J, Lane T, Leen E, Davies A H

Impact of risk scoring on decision making in symptomatic moderate carotid atherosclerosis

BJS 2014

Thapar A, Jenkins H, Mehta A, Davies A H

Clinical review: carotid atherosclerosis

BMJ 2013

Thapar A, Shalhoub J, Dharmarajah B, Davies A H

Should we stop testing for asymptomatic carotid atherosclerosis?

JNIS 2013

Why Calls for More Routine Carotid Stenting Are Currently Inappropriate:

An International, Multispecialty, Expert Review and Position Statement

Stroke. 2013 Apr;44(4):1186-90.

Thapar A, Shalhoub J, Averkiou M, Mannaris C, Davies A H, Leen E

Dose dependent non-linear artefact in the far wall of the carotid artery with dynamic contrast enhanced ultrasound

Radiology 2012

Khan U, Thapar A, Shalhoub J, Davies A H.

Risk of rupture of intracranial aneurysms during carotid revascularisation

J Vasc Surg. 2012 Dec;56(6):1739-47

Kasvisvanathan V, Thapar A, Shalhoub J, Dharmarajah B, Davies K, Davies A H.

Periprocedural outcomes after surgical revascularisation and stenting for post-radiotherapy carotid stenosis

J Vasc Surg. 2012 Oct;56(4):1143-52

Jayasooriya G, Thapar A, Shalhoub J, Davies A H

Silent cerebral events in asymptomatic carotid stenosis

JVS 2011

Bouri S, Thapar A, Shalhoub J, Jayasooriya G, Fernando A, Franklin I, Davies A H

Hypertension and the post-carotid endarterectomy cerebral hyper perfusion syndrome

EJVES 2011



Vara S, Jayanthi NV, Gadhvi V, et al., 2022, Total endoluminal repair of aorto-oesophageal fistula, Bmj Case Reports, Vol:15

Thapar A, Lawton R, Burgess L, et al., 2021, Compression hosiery to avoid post-thrombotic syndrome (CHAPS) protocol for a randomised controlled trial (ISRCTN73041168), Bmj Open, Vol:11, ISSN:2044-6055

Thapar A, davies AH, 2017, Re: Endovascular Stroke Treatment of Acute Tandem Occlusion: A Single-Center Experience., Jvir: Journal of Vascular and Interventional Radiology, Vol:28, ISSN:1051-0443, Pages:1288-1289

Milinis K, Thapar A, O'Neill K, et al., 2017, History of Aneurysmal Spontaneous Subarachnoid Hemorrhage, Stroke, Vol:48, ISSN:0039-2499, Pages:E280-E283

Varatharajan L, Thapar A, Lane T, et al., 2016, Pharmacological adjuncts for chronic venous ulcer healing: a systematic review, Phlebology, Vol:31, ISSN:1433-3031, Pages:356-365

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