Professor J Mark Ryan MB, BCh, FRCR (London), FFRRCSI, EBIR, FCIRSE is a Clinical Professor at Trinity College Dublin, and an Interventional Radiologist at St James Hospital Dublin.

He is a Fellow of the Cardiovascular Interventional Radiological Society of Europe (FCIRSE), and holds the European Board of Interventional Radiology (EBIR) qualification.

Professor Ryan graduated in Medicine from Trinity College Dublin in 1988, and trained in Radiology, obtaining Fellowship qualifications from both The Royal College of Radiologists in London (FRCR) and The Faculty of Radiology at The Royal College of Surgeons in Dublin (FFRRCSI).

He completed Specialist Fellowship Training in Interventional Radiology and Abdominal-Cross Sectional Imaging at Massachusetts General Hospital, Harvard Medical School, Boston.

He was an Assistant Professor of Radiology at Duke University Medical Center in North Carolina from 1998-2004.

Professor Ryan specialises in delivering minimally invasive oncological and endovascular treatments for many forms of cancer, portal hypertension, liver disease, and for bleeding and thrombotic disorders.

He has a particular interest in minimally invasive treatments for cancer including chemoembolization and ablation therapies. He has specialist clinical and research interest in the endovascular management of haemorrhage and thrombosis, and in performing treatments for the management of chronic urinary obstruction in the setting of gynaecological malignancy.

Professor Ryan has been actively involved in academics and clinical research for over 20 years, during which time he has published and presented more than 170 peer-reviewed scientific papers, editorials, articles, and book chapters with > 2700 citations in the medical literature (Google Scholar: h-index 27, i10 index 48).

Professor Ryan has lectured in Europe, Asia and the USA and has been on Faculty for international conferences for over two decades including The Society of Interventional Radiology (SIR), The International Symposium on Endovacular Therapies (ISET), The Cardiovascular Interventional Radiology Society of Europe (CIRSE),The European Congress of Radiology (ECR), Global Embolization Symposium and Technologies (GEST) and European (ECIO) and World Congresses of Interventional Oncology (WCIO).


Consultant Interventional Radiologist & Clinical Professor Trinity College Dublin

Interventional Radiology Division, St James Hospital & Beacon Hospital, Dublin

Physician Timings

  • Sunday: OFF
  • Monday:08:00AM - 06:00PM
  • Tuesday:08:00AM - 06:00PM
  • Wednesday:08:00AM - 06:00PM
  • Thursday:08:00AM - 06:00PM
  • Friday:08:00AM - 06:00PM
  • Saturday: OFF