Prof. Treacy is a Metabolic Consultant at Mater Misericordiae University Hospital (MMUH). She was appointed as a Metabolic Consultant at Childrens Health Ireland (TSCUH) Hospital and Mater Misericordiae University Hospital, Dublin since 2001 and has moved over fulltime to MMUH since January 2020. She is a Clinical Professor of Inborn Errors of Metabolism at Trinity College Dublin and also a Full Clinical Professor at University College Dublin.
From 2014 to 2019 inclusive, Prof. Treacy served as the Clinical Lead for the Irish Royal College of Physicians/Health Service Executive National Clinical Programme in Rare Diseases. She is currently the Director of the Irish National Rare Diseases Office, and the Irish representative for the EC European Reference Networks Board of Member States, and a member of a number of the board working groups including the sub-group on Education and Training.
Prof Treacy graduated in medicine from Trinity College Dublin and subsequently followed Paediatric residency training at University of Saskatchewan, Canada followed by a Fellowship in Clinical Genetics at Montreal Childrens Hospital, McGill University, Montreal, Canada and a Canadian Samuel McLaughlin Travelling Fellowship spent at The Murdoch Institute (Melbourne, Australia) and Necker Enfants Malades (Paris). She was subsequently appointed on staff at Montreal Childrens Hospital/McGill University (to Associate Professor level in Paediatrics and Human Genetics), before returning to work in Ireland in 2001. Prof. Treacy has specific research interests in Rare Diseases, Inherited Metabolic Disorders and the treatment of Genetic Diseases and has published extensively in this area. She is currently the co-lead of the European GalNet Galactosaemia Consortium and is the Irish country coordinator for the current EC OrphaNetwork Direct Grant and Country Principal Investigator for Pillar 2 of the current EC EJP research grant.