John Henry Dark MBBS, FRCS, FRCP, FETCS

John Henry Dark is a Professor of Cardiothoracic Surgery at Newcastle University. He headed the cardiac and pulmonary transplant Programme at the Freeman Hospital for over 20 years, building it into the most active in the UK, and resumed a lead role in the transplant Programme in March 2016.

His clinical interests were in adult heart and lung transplantation, complex aortic surgery, and mitral and aortic valve repair, but he performed the full range of procedures within adult cardiac surgery. He was a consultant cardiothoracic surgeon for over 30 years and previously maintained a very busy and varied clinical workload.

 He retired from clinical practice at the end of August 2017, but as a result of his ongoing research program, maintains close contact with the clinical service in Newcastle.

His research interests are Cardiothoracic Surgery, Lung Transplantation, Aortic Surgery, Donor Management, Xenotransplantation, Lung Reperfusion Injury, Heart Transplantation, Mitral Valve Surgery, Pediatrics, Complex Aortic Surgery, Aortic Valve Repair.