Dr Ahran Arnold
Consultant Cardiologist
About Ahran Arnold
Dr Ahran Arnold MBBS BSc MSc MRCP PhD is an Senior Lecturer in Cardiology at the National Heart and Lung Institute (NHLI), Imperial College London (h-index ≥20) and a Consultant Cardiologist specialising in Cardiac Electrophysiology, Complex Devices and Inherited Arrhythmia Syndromes at Hammersmith Hospital, Imperial College Healthcare NHS Trust.
He completed his undergraduate medical training at Imperial College London with numerous distinctions and merits in 2010 with an intercalated BSc in Neuroscience and Mental Health in 2008. He undertook his post-registration general medical training from 2011-14 in London (Chelsea & Westminster Hospital, Royal Brompton Hospital, King's College Hospital) in General, Acute, Emergency and Intensive Care medicine, as well as Cardiology and Neurology, at tertiary and quaternary centres. He completed his general cardiology training from 2014-16 at Royal Brompton Hospital and predominately at Hammersmith Hospital, Imperial College Healthcare NHS Trust alongside research training as an NIHR Academic Clinical Fellow in Cardiology at Imperial College London. He completed his electrophysiology and inherited cardiac conditions training Hammersmith Hospital, Imperial College Healthcare NHS Trust.
He completed a MSc in Health Economics, Outcomes and Management at the London School of Economics in association with the European Heart Academy with Merit in 2017. He completed a PhD in 2020 at the NHLI, with a focus on development and mechanistic evaluation of innovations in complex cardiac device therapy (His bundle pacing, Cardiac Resynchronization Therapy, Sudden Cardiac Death risk stratification, left ventricular outflow tract obstruction modulation, machine learning and haemodynamic sensors).
He was appointed an Academic Clinical Lecturer and Post-Doctoral Research Fellow at NHLI in 2020 funded by the NHLI and the BHF Imperial Centre of Research Excellence alongside completing his sub-specialty training in Complex Devices, Invasive Electrophysiology and Inherited Cardiac Conditions at Hammersmith Hospital. In 2022, he was appointed to an NIHR Academic Clinical Lectureship to continue his work.
He is the module lead for the Clinical Research and Innovation module for Year 2 medical students at Imperial College London and is an examiner, lecturer and project supervisor for the Cardiovascular Sciences iBSc at NHLI. He was a lecturer and examiner for the University of Buckingham Clinical MD in General Internal Medicine.
He is a peer-reviewer for the following publications: BMJ, EHJ, JACC:EP, AER, JCE, PACE, HF reviews and has been grant reviewer for ESPRC, NIHR and BHF among others. He is a Review Editor for Frontiers in Physiology and has been a topic editor for Frontiers in Cardiovascular Medicine.
Expertise
- Atrial Fibrillation
- Pacemakers
- Cardiac Resynchronisation Therapy
- Ablation for Arrhythmias
- Device Implantation
- Rhythm Monitoring
Overview
- Age of patients seen
- 18+
- Qualifications
PhD "Mechanisms and Innovations in Pacing for Cardiomyopathy" - Imperial College London
MSc "Health Economics, Outcomes and Management in Cardiovascular Sciences" - London School of Economics
BSc "Neuroscience and Mental Health" - Imperial College London
MBBS "Bachelor of Medicine and Surgery" - Imperial College London
- Languages spoken
- English
- Online profiles
- Research highlights
His resynchronization versus biventricular pacing in patients with heart failure and left bundle branch block, Journal of the American College of Cardiology,2018,https://www.jacc.org/doi/abs/10.1016/j.jacc.2018.09.073
N-of-1 Trial of a Statin, Placebo, or No Treatment to Assess Side Effects, New England Journal of Medicine, 2020, https://www.nejm.org/doi/full/10.1056/NEJMc2031173
Catheter ablation improves cardiovascular outcomes in patients with atrial fibrillation and heart failure: a meta-analysis of randomized controlled trials, Europace, 2023, https://doi.org/10.1093/europace/euac173
Cryoballoon versus radiofrequency ablation for paroxysmal atrial fibrillation: a meta-analysis of randomized controlled trials, Clinical Research in Cardiology, 2018, https://link.springer.com/article/10.1007/s00392-018-1232-4
Efficacy of catheter-based renal denervation in the absence of antihypertensive medications (SPYRAL HTN-OFF MED Pivotal): a multicentre, randomised, sham-controlled trial, Lancet, 2020, https://doi.org/10.1016/S0140-6736(20)30554-7
- Professional memberships
Member of the Royal College of Physicians
Member of the European Society of Cardiology
Member of the European Heart Rhythm Association
Member of the Heart Rhythm Society
Member of the British Cardiovascular Society
- Certifications and Awards
Royal Society of Medicine Cardiology Research Award
Consultations and services
Insurers covered
Tests & treatments
Conditions & symptoms
Locations
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Frequently asked questions
Yes, but only for certain services. Some consultations, assessments, and treatments can be booked directly, while others require a GP or specialist referral. Please check the relevant service page for guidance, and contact the centre if you’re unsure.
We aim to offer appointments as quickly as possible, and many services have same-day or next-day availability. Waiting times vary depending on the appointment type, specialty, and consultant availability, but our team will always offer the earliest suitable appointment.
Yes. You can arrange an appointment for a family member, or someone you care for, just let us know when you get in touch. We’ll need their details and consent to complete the booking, unless you're their legal guardian or have power of attorney.
Your first consultation includes a detailed discussion of your symptoms, medical history, and lifestyle factors, followed by a thorough examination. It’s helpful if you can bring the results of any previous investigations with you, as well as a list of your current medications. Come with a comfortably full bladder so you can provide a urine sample if requested.
