Refractory angina (RA) is considered the end-stage of coronary artery disease, and often has no interventional treatment options. Coronary sinus Reducer (CSR) is a recent addition to the therapeutic arsenal, but its efficacy has only been evaluated on small populations. The RESOURCE registry provides further insights into this therapy.
Ponticelli F, Khokhar AA, Leenders G, Konigstein M, Zivelonghi C, Agostoni P, van Kuijk JP, Ajmi I, Lindsay S, Bunc M, Tebaldi M, Cafaro A, Cheng K, Ielasi A, Patterson T, Wolter JS, Sgura F, De Marco F, Ioanes D, D'Amico G, Ciardetti M, Berti S, Guarracini S, Di Mauro M, Gallone G, Dekker M, Silvis MJM, Tarantini G, Redwood S, Colombo A, Liebetrau C, de Silva R, Rapezzi C, Ferrari R, Campo G, Schnupp S, Timmers L, Verheye S, Stella P, Banai S, Giannini F. Safety and efficacy of coronary sinus narrowing in chronic refractory angina: Insights from the RESOURCE study. Int J Cardiol 2021 May 21;S0167-5273(21)00846-9. doi: 10.1016/j.ijcard.2021.05.034