Dr Andrew Gaya, Consultant Clinical Oncologist
Dr Andrew Gaya consultts at Guy's and St Thomas' Hospitals NHS Foundation Trust and The Harley Street Clinic.
Dr Gaya qualified at St George’s Hospital Medical School (University of London) where he was awarded a distinction and several academic prizes. He trained in Clinical Oncology at Imperial College and St Bartholomew’s Hospital and subsequently undertook a Cancer Research UK MD Fellowship at University College London.
Dr Gaya treats solid tumours using chemotherapyThe use of chemical substances to treat disease, particularly cancer., radiotherapyThe treatment of disease using radiation., and biological therapiesA group of therapies that interfere with specific parts of the inflammation process. (Called 'biologic therapies' in American English.) - his main focus is on colorectal cancerAbnormal, uncontrolled cell division resulting in a malignant tumour that may invade surrounding tissues or spread to distant parts of the body., cancers of the oesophagusThe gullet, the part of the gastrointestinal system that extends down from the mouth cavity to the stomach., stomachthe organ or the body where food is stored and broken down, pancreasA gland behind the stomach that produces digestive enzymes and the hormones insulin and glucagon, which together regulate glucose levels in the blood., liverA large abdominal organ that has many important roles including the production of bile and clotting factors, detoxification, and the metabolism of proteins, carbohydrates and fats., lung and prostateA gland that surrounds the urethra near the bladder. It produces a fluid that forms part of the semen. cancer. He can treat all cancers treatable by CyberKnife®.
Dr Gaya’s main research interests are functional cancer imaging, where he is looking for ways to assess response to treatment much earlier, and techniques for assessing bloodA fluid that transports oxygen and other substances through the body, made up of blood cells suspended in a liquid. flow and oxygen levels within cancers. He is also interested in developing drug treatments that can cut off the blood supply to cancers, or stop cancers making new blood vessels.
He is heavily involved with the implementation of the latest radiotherapy techniques such as IMRT, IGRT and Tomotherapy, combining targeted or anti-vascularRelating to blood vessels. drugs with radiotherapy, and stereotactic body radiosurgery. He is one of the first UK doctors to use CyberKnife® robotic radiosurgery. He has published widely in peer-reviewed journals, and is currently lead clinical oncologistA specialist in the treatment of cancer. for audit and clinical governance at Guy’s and St Thomas’ NHS Foundation Trust. He is a principle investigator on a number of national and international clinical trials.