PT - JOURNAL ARTICLE AU - Rizzo, Toni ED - Gray, Huon H. TI - Fractional Flow Reserve DP - 2012 Oct 01 TA - MD Conference Express PG - 14--15 VI - 12 IP - 12 4099 - http://mdc.sagepub.com/content/12/12/14.short 4100 - http://mdc.sagepub.com/content/12/12/14.full AB - The use of fractional flow reserve (FFR) has helped interventional cardiologists gain a better understanding of coronary artery obstruction. This article discusses the physiology of FFR and the United Kingdom experience, as well as the Trinidad and Tobago experience with FFR.