- General medicine
- Biological therapies
- Immunotherapy of cancer
- Advanced and complex radiotherapy techniques
- Cancer imaging techniques
- Unknown primary cancers
Dr Gaya treats solid tumours using chemotherapy, radiotherapy, and biological therapies - His main focus is on colon cancer, cancers of the oesophagus, stomach, pancreas, liver, rectum and anus.
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 blood 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-vascular drugs with radiotherapy, and stereotactic body radiosurgery.
He was one of the first UK doctors to use CyberKnife robotic radiosurgery. He has published widely in peer-reviewed journals, He is a principle investigator on a number of national and international clinical trials.
Specialist Cancer Interests: Colon, rectum, anus, oesophagus, stomach, pancreas, liver, unknown primary, CyberKnife robotic radiosurgery, complex radiotherapy planning.
Consultant Clinical OncologistGuy's and St Thomas' NHS Foundation Trust
St Georges Hospital Medical School1989 - 1995
Treatment enquiries +44 (0) 207 616 7693 Consultant appointments +44 (0) 207 616 7693 Prices for self funding patients +44 (0) 203 219 3565 Physiotherapy appointments +44 (0) 207 616 7651 X-ray and scan appointments +44 (0) 207 616 7653 Invoice and payment enquiries +44 (0) 207 616 7708