Transplant profiles


Consultant profiles

Barnett, Nicholas – consultant in transplantation and vascular access surgery

Mr Nicholas Barnett was appointed as a consultant in transplantation and vascular access surgery in 2017.

Calder, Francis - consultant surgeon

Mr Francis Calder was appointed a consultant at Guy's and St Thomas', Kings College and Great Ormond Street Hospitals in 2005

Callaghan, Chris - consultant transplant and vascular access surgeon

Chris Callaghan was awarded a PhD in transplant immunology and then trained in multi-organ abdominal transplant surgery and vascular access surgery.

Drage, Martin - lead clinician for pancreatic transplantation

Martin Drage spent his initial surgical training in Cambridge, working for Sir Roy Calne, who as one of the pioneers of transplantation really started a fire in his heart.

Karydis, Nikolaos – consultant transplant surgeon

Mr Nikolaos Karydis was appointed as a consultant at Guy's Hospital in 2015.

Kessaris, Nicos - consultant transplant surgeon

Mr Kessarisis currently involved in renal, pancreas as well as paediatric transplantation. He also participates in vascular access and peritoneal dialysis surgery.

Koffman, Geoff - consultant transplant surgeon

Geoff Koffman has been a consultant surgeon in adult and children's transplantation at Guy's and St Thomas' NHS Foundation Trust since 1985.

Mamode, Nizam - consultant transplant surgeon

Professor Nizam Mamode introduced laparoscopic donor nephrectomy into the unit, which now has the largest experience in the UK.

Olsburgh, Jonathon - consultant transplant urological surgeon

Mr Jonathon Olsburgh was appointed to Guy's and St Thomas' in 2006. He performs laparoscopic "keyhole" assisted surgery so that a relative or friend can donate a kidney for transplantation.
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