Cardiology (heart)
Spoken Languages


Dr Charles Ilsley qualified at St Mary's Hospital medical school and after general medical training entered cardiology training at Harefield Hospital and the National Heart Hospital. He was appointed as a consultant and senior lecturer at Dunedin Hospital, University of Otago, New Zealand in 1982 and returned to Harefield Hospital in 1987.

He has held honorary contracts at the Lister Hospital, Stevenage, Hillingdon Hospital, St Peter's Hospital, Chertsey, and St Mary's Hospital, Paddington.  

Areas of expertise 

Dr Charles Ilsley has 30 years' experience as a consultant cardiologist with wide experience in patients with:

  • ischaemic heart disease
  • hypertension
  • heart valve disease
  • arrhythmias
  • assessment of cardiac failure. 

He is a lead interventional cardiologist with vast experience of many interventional techniques, including intravascular ultrasound, pressure wire, laser angioplasty and rotablation. He also specialises in PFO and ASD closure and is the initiator and head of Harefield Hospital's primary angioplasty service, which provides immediate response and treatment to patients with heart attacks.

Research interests

Dr Ilsley has been involved in many major international multi-centre trials, such as CABRI, RITA, TOTAL, ARTS, IONA, EUROPA, MUSTIC and many others. He has collaborated with top cardiac surgeons in many surgical studies, including invasive surgery and hybrid revascularisation, and with Dr Miles Dalby and Professor Dudley Pennell in studies relating to acute myocardial infarction.

Teaching and events

Dr Charles Ilsley is a regular lecturer and moderator at international conferences. He has given lectures worldwide, including the United States, France, Dubai, Sudan, Bulgaria and India, and enjoys post-graduate teaching. He also chairs a primary angioplasty meeting at Harefield Hospital every year.

Private patient referral 

If you would like to make an appointment with this specialist for private care, contact the RB&HH Specialist care team

Research Publications

This section describes the clinical evidence for benefit from coronary collateral channels.

Prompt reperfusion treatment is essential for patients who have myocardial infarction with ST-segment elevation.