Meet the talented team of Doctors & Surgeons behind NBAC.

Our team is made up of surgeons, physicians and specialist radiologists and work together to diagnose, screen and treat patients who have a disease of the aorta.

More About
Our Team
More About
Our Team
Our Director

Dr. Zlatko Pozeg,

Aortic, Endovascular and Cardiac Surgeon

Dr. Zlatko Pozeg joined the New Brunswick Heart Centre in 2017. After innovating & practicing in the evolving the field of Aortic Surgery for many years, Dr. Pozeg was an ideal fit for Director.

Dr. Pozeg has a special interest in aortic dissection and aortic root surgery; as well as an interest in patients with connective tissue disease whom have a proclivity towards aortic disease, such as Marfan’s Syndrome.

Dr. Pozeg has a keen interest in the endovascular management of all aortic disease from the aortic root to the aortic bifurcation, particular aortic dissection; and he believes in the future of total endovascular aortic reconstruction.

Dr. Christos Lioupis

Vascular Surgeon
Clinical Associate Professor

Dr Lioupis is a Vascular Surgeon at Moncton City Hospital and assistant professor of Surgery in the Dalhousie University, School of Medicine. He is an experienced surgeon in performing endovascular aortic aneurysm repair. Dr. Lioupis earned his M.D. degree from Aristotle University in Thessalonica, Greece. His experience in Vascular Surgery has been achieved through his core training in Vascular Surgery in the Red Cross Hospital of Athens, and enhanced with fellowship appointments in Belgium, UK and Canada. He has completed 3 fellowships in Vascular and Endovascular surgery:

  • at King’s College Hospital of London, UK (2 years),
  • at St. Blasius Hospital, Dendermonde, Belgium (6 months),
  • at McGill University, Montreal, Canada (1 year).

Since 2014, Dr Lioupis has performed the highest number of fenestrated/branched stent grafts in Maritimes. Dr. Lioupis’ clinical expertise also includes open surgical repair of complex aortic aneurysms and general Vascular Surgery. Research Interests:

  • open and endovascular repair of abdominal aortic aneurysms,
  • thoracoabdominal aneurysms repair,
  • endovascular repair of aortic aneurysms with fenestrated and branched stent-grafts,
  • total endovascular repair of aortic arch diseases,
  • hybrid procedures combining open and endovascular surgery.

Dr. Brian Archer

Interventional Radiologist

Dr. Archer is part of an interprofessional team that replaces heart valves in patients who have a valve disease called aortic stenosis. The program has helped over 70 patients to achieve a better quality and longer duration of life and reflects a collaboration between cardiologists, radiologists, cardiac surgeons, x-ray technicians and nurses.

Dr. Darren Ferguson

Interventional Radiologist
Associate professor, radiology


  • Associate professor, radiology
  • Radiologist, Saint John Hospital
  • President, New Brunswick Association Of Radiologists
  • Divisional head, vascular & interventional radiology, Saint John Regional Hospital
  • Section representative, diagnostic radiology, New Brunswick Medical Society
  • Member, trauma committee, AHSC, New Brunswick


  • Fellowship, cardiovascular/interventional radiology, Alexandria Hospital, Virginia, USA
  • Residency, diagnostic radiology, Dalhousie University
  • Internship, University of British Columbia
  • MD, Dalhousie University
  • Undergraduate, BSC (biology), Acadia University

Dr. Ruairi Meagher

Interventional Radiologist

Dr. Ruairi Meagher is a practising clinician and interventional radiologist in Saint John, New Brunswick. He studied medicine and completed residency at Dalhousie followed by a fellowship in interventional radiology at l’Université de Montréal.

Currently, at the Saint John Regional Hospital in New Brunswick, Dr. Meagher enjoys a wide breadth of diagnostic and interventional practice with particular interests in vascular malformations, interventional oncology, critical limb ischaemia and acute stroke intervention

The Maritime Connective Tissue Clinic

Part of QEII Health Sciences Centre

The Maritime Connective Tissue Clinic (CTC) provides diagnostic assessments, care and follow up for a wide range of genetic disorders and hereditary syndromes that stretch or weaken the connective tissue of arteries and other body systems. The team includes doctors, nurses and health care professionals at NSH and the IWK Health Centre in Halifax, Nova Scotia. Working as a team is very important. Some members see patients in a group clinic, while others coordinate appointments around the appropriate hospital.