Microvascular resistance reserve: diagnostic and prognostic performance in the ILIAS registry.
Coen K M BoerhoutJoo Myung LeeGuus A de WaardHernan Mejia-RenteriaSeung Hun LeeJi-Hyun JungMasahiro HoshinoMauro Echavarria-PintoMartijn MeuwissenHitoshi MatsuoMaribel Madera-CamberoAshkan EftekhariMohamed A EffatTadashi MuraiKoen MarquesJoon-Hyung DohEvald H ChristiansenRupak BanerjeeChang-Wook NamGiampaolo NiccoliMasafumi NakayamaNobuhiro TanakaEun-Seok ShinYolande AppelmanMarcel A M BeijkNiels van RoyenPaul KnaapenJavier EscanedTsunekazu KakutaBon Kwon KooJan J PiekTim P van de HoefPublished in: European heart journal (2023)
MRR seems a robust indicator of the microvascular vasodilator reserve capacity. Moreover, in line with its theoretical background, this study suggests a diagnostic advantage of MRR over other indices of vasodilatory capacity in patients with hemodynamically significant epicardial coronary artery disease.