Imperial College London


Faculty of MedicineDepartment of Surgery & Cancer

Honorary Clinical Lecturer







Queen Elizabeth the Queen Mother Wing (QEQM)St Mary's Campus





Graduated from Athens, Greece in 2007 and then moved to the UK to undertake a Master’s Degree in Cancer Therapeutics at Barts and the London School of Medicine, Queen Mary University. This was followed by his foundation and core surgical training years. In 2015 he has completed  a PhD at Imperial College London.  His thesis involved analysis of body composition for patients undergoing surgery for colorectal cancer and its relationship with the systemic and local immune response and outcomes. He has also been a teaching fellow for surgery at Imperial College London based at Northwick Park Hospital side.

He subsequently commenced his higher surgical training  and completed it in North  West London. George's training included broad general surgical training with a focus on gastrointestinal surgery in busy district general hospitals as well as in London tertiary  centres of excellence ,like the Royal Marsden and St Mark's hospital. As such he has a wide range of experience in gastrointestinal surgery (cancer, inflammatory bowel disease , pelvic floor), emergency and elective general surgery as well as hernia surgery.  He is considered an expert in both minimally invasive and open surgery. 


MSc Cancer Therapeutics
Pg Cert Med Ed
Fellowship of the Royal College of Surgeons(Gen.Surg)





Pring ET, Malietzis G, Gould LE, et al., 2022, Tumour grade and stage are associated with specific body composition phenotypes with visceral obesity predisposing the host to a less aggressive tumour in colorectal cancer., Eur J Surg Oncol

Moussa O, Bhogal RH, Malietzis G, et al., 2022, Effect of perioperative FLOT versus ECF/ECX on short-term outcomes after surgery for resectable oesophagogastric adenocarcinoma: propensity score-matched study, Bjs Open, Vol:6, ISSN:2474-9842

Drami I, Pring ET, Gould L, et al., 2021, Body Composition and Dose-limiting Toxicity in Colorectal Cancer Chemotherapy Treatment; a Systematic Review of the Literature. Could Muscle Mass be the New Body Surface Area in Chemotherapy Dosing?, Clinical Oncology, Vol:33, ISSN:0936-6555, Pages:E540-E552

Kontovounisios C, 2021, Towards standardisation of technique for en bloc sacrectomy for locally advanced and recurrent rectal cancer, Journal of Clinical Medicine, Vol:10, ISSN:2077-0383, Pages:1-12

Pring ET, Gould LE, Malietzis G, et al., 2021, BiCyCLE NMES-neuromuscular electrical stimulation in the perioperative treatment of sarcopenia and myosteatosis in advanced rectal cancer patients: design and methodology of a phase II randomised controlled trial, Trials, Vol:22

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