Coronary physiology gate keeper or guide to coronary PCI? Rationale and design of DEFINE-GPS

Dr Sukhjinder Nijjer is a Consultant Cardiologist and Honorary Senior Clinical Lecturer at Imperial College London. He is the President of Cardiology at the Royal Society of Medicine and is the Communication Lead for the British Cardiovascular Intervention Society. He works at the Hammersmith Hospital as an Interventional Cardiologist and is an expert in Coronary Physiology. His PhD research focused on the development of instantaneous wave-free ratio (iFR) pullback and co-registration. He has published over 100 original academic papers and has involved in the DEFINE-FLAIR, SYNTAX-II and ORBITA-1 and ORBITA-2 research studies.