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Dr Julian O. M. Ormerod

MA(Cantab.) PhD FRCP

Consultant Cardiologist and Lecturer in Medicine
Milton Keynes University Hospital, Oxford University Hospitals, Radcliffe Department of Medicine and Jesus College, University of Oxford

Special Interests:
Inherited Cardiac Conditions
Complex Devices


Dr Julian Ormerod graduated in medicine from Cambridge and Oxford Universities and was awarded a PhD in Cardiovascular Medicine from the University of Birmingham. He works as a consultant cardiologist in Milton Keynes and Oxford. His primary research interest is in inherited disorders of heart rhythm (“Channelopathies”) including the diagnosis and management of novel diseases, as part of his work in the Inherited Cardiac Conditions service (John Radcliffe Hospital/Oxford University).


Ormerod JOM, Ormondroyd E, Li Y, Taylor J, Wei J, Guo W, Wang R, Sarton CNS, McGuire K, Dreau HMP, Taylor JC, Ginks MR, Rajappan K, Chen SRW, Watkins H: Provocation Testing and Therapeutic Response in a Newly Described Channelopathy: RyR2 Calcium Release Deficiency Syndrome. Circ Genom Precis Med. 2021

Robertson C, Duffey O, Tang PT, Fairhurst N, Monteiro C, Green P, Grogono J, Davies M, Lewis A, Wijesurendra R, Ormerod J, Gamble J, Ginks M, Rajappan K, Bashir Y, Betts TR, Herring N: An active fixation quadripolar left ventricular lead for cardiac resynchronization therapy with reduced postoperative complication rates. J Cardiovasc Electrophysiol. 2021

Ormerod JO, Evans JD, Contractor H, Beretta M, Arif S, Fernandez BO, Feelisch M, Mayer B, Kharbanda RK, Frenneaux MP, Ashrafian H: Human Second Window Preconditioning and Postconditioning by Nitrite is Influenced by a Common Polymorphism in Mitochondrial Aldehyde Dehydrogenase. JACC Basic Transl Sci. 2017 2(1):13-21.

Behar JM, Chin HMS, Fearn S, Ormerod JO,Gamble J, Foley PW, Bostock J, Claridge S, Jackson T, Sohal M, Antoniades A, Razavi R, Betts TR, Herring N, Rinaldi CA: A cost effectiveness analysis of quadripolar versus bipolar left ventricular leads for cardiac resynchronization defibrillator therapy in a large multi-centre UK registry. JACCCEP. 2017 3(2):107-116.

Ormerod JO, Rider OJ: Poor Sensitivity and Specificity of Electrocardiographic Estimation of Myocardial Mass. J Am Coll Cardiol. 2017 Feb 28;69(8):1098-1099.

Ormerod JO, Frenneaux MP, Sherrid MV: Myocardial Energy Depletion and Dynamic Systolic Dysfunction in Hypertrophic Cardiomyopathy. Nat Rev Cardiol. 2016 Nov;13(11):677-687.

Calvert PA, Northridge DB, Malik IS, Shapiro L, Ludman P, Qureshi SA, Mullen M, Henderson R, Turner M, Been M, Walsh KP, Casserly I, Morrison L, Walker NL, Thomson J, Spence MS, Mahadevan VS, Hoye A, MacCarthy PA, Daniels MJ, Clift P, Adamson PD, Morgan G, Aggarwal SK, Ismail Y, Ormerod JO, Khan HR, Chandran SS, de Giovanni J, Rana BS, Ormerod OJ, Hildick-Smith D: Percutaneous closure of paravalvular leak: combined experience from the UK and Ireland. Circulation. 2016 Sep 27;134(13):934-44.

Ormerod JO, Gamble JH, Betts TR: A device to narrow the coronary sinus for angina. N Eng J Med. 2015 May 14;372(20):1966.

Ormerod JO, Arif S, Mukadam M, Evans JD, Beadle R, Fernandez BO, Bonser RS, Feelisch M, Madhani M, Frenneaux MP: Short-term intravenous sodium nitrite infusion improves cardiac and pulmonary hemodynamics in heart failure patients. Circ Heart Fail. 2015 May;8(3):565-71

Contractor H, Støttrup NB, Cunnington C, Manlhiot C, Diesch J, Ormerod JO, Jensen R, Bøtker HE, Redington A, Schmidt MR, Ashrafian H, Kharbanda RK: Aldehyde dehydrogenase-2 inhibition blocks remote preconditioning in experimental and human models. Basic Res Cardiol. 2013 May;108(3):343

Ormerod JO, Ashrafian H, Maher AR, Arif S, Steeples V, Born GV, Egginton S, Feelisch M, Watkins H, Frenneaux MP: The Role of Vascular Myoglobin in Nitrite-Mediated Blood Vessel Relaxation; Cardiovascular Research 2011 Feb 15;89(3):560-5

Selected textbooks and chapters:

Ormerod JOM and Frenneaux MP (2022). “Myocardial Energetics”. In: McDonagh, TA, Gardner RS, Clark AL, Dargie H: Oxford Textbook of Heart Failure. Oxford, UK: Oxford University Press. In Press.

Ormerod JOM, Behr ER (2020). “Channelopathies in clinical medicine—cardiac arrhythmias”. In: Kumar D (Ed.) Clinical Molecular Medicine: Principles and Practice. London, UK: Academic Press. p135-152

Ormerod JOM, Leeson P, Timperley J, Mitchell ARJ, Betts T (2019). Pacemakers and ICDs (Oxford Specialist Handbooks in Cardiology). Oxford, UK: Oxford University Press

Churchhouse AMD and Ormerod JOM (2013). Crash Course: Cardiology (4th Edition), Edinburgh, UK: Elsevier Health.