Personal profile

Having graduated from Athens Medical School (Greece) in 2003, he had his high surgical training in one of the busiest hospitals and Major Trauma Centres in Athens, Greece, where he has been exposed to the majority of the elective and emergency gastrointestinal tract surgical diseases, as well as he gained unique experience treating patients suffering major trauma. 

In 2011 he moved to Texas, USA where he undertook a fellowship in the novel technique of Single Port Access Laparoscopic Colorectal Surgery. Prior to his current consultant appointment at Northwick Park Hospital, Mr Liasis worked as International Fellow at St Marks’s Hospital, Harrow, and he also completed a post CCT fellow in Major Trauma and Emergency Surgery at Kings College Hospital. 

Mr Liasis also demonstrates high academic and teaching interest. He gained his PhD from the Athens Medical School, and he is Honorary Senior Clinical Lecturer at the Imperial College School of Medicine. He currently teaches in a weekly basis Undergraduates and Postgraduates students (Imperial College 3rd and 5th year, Researcher fellows and Clinical Academic Fellows) and he is also examiner to Imperial College School of Medicine final year exams. 

He is Fellow of the Royal College of Surgeons, Associate Fellow of the American College of Surgeons, and he teaches as faculty member in College Courses such as CCrISP course. He is also examiner on the laparoscopic simulator for the Core Surgical Trainee SITE exams, panel member of the National High Surgical Training Recruitment Process and Clinical Lead on the Core Trainees National Recruitment Process. 

He is also Principal Investigator and Clinical Lead at London North West University Healthcare NHS Trust for National Audits and Clinical Trials such as CADS, NELA and EPOCH.

Clinical Interests

All aspects of general gastrointestinal and abdominal wall surgery as well as common and complex general surgical emergencies. His main areas of interest include laparoscopic surgery of complex or complicated benign gastrointestinal diseases.

  • Hernia operation
  • Laparoscopic/Open cholecystectomy
  • Laparoscopic/Open Colectomy
  • Laparoscopic/Open Splenectomy
  • Proctology

Professional Memberships

  • British Orthopaedic Association (BOA)
  • British Elbow and Shoulder Society (BESS)

Current NHS and /or University Posts

  • Northwick Park Hospital, Harrow

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