WitrynaUtilizzo metodiche per la valutazione anatomica e funzionale del circolo coronarico (IVUS, OCT, iFR, FFR, IMR, CFR)- Utrasonografia intravascolare coronaria (IVUS) – Optical Coherence Tomography (OCT) – Instantaneous wave-free ratio (iFR) – Fractional flow reserve (FFR) Witryna27 lut 2024 · These patients undergo complete coronary function testing in a standardized way, including coronary angiography, acetylcholine testing to assess epicardial and/or microvascular spasm, and measurement of FFR, bolus thermodilution–based IMR and CFR, and continuous thermodilution–based absolute …
Relationship between FFR, CFR and coronary microvascular …
Witryna2 maj 2006 · A novel index of microcirculatory resistance (IMR) has been shown in animals to correlate with true microvascular resistance and, unlike coronary flow … Witryna15 lis 2024 · To investigate the differences of coronary flow improvement between territories with low-FFR (<0.75) and grey-zone FFR (0.75-0.80), serial changes in physiological indices including mean transit time (Tmn), coronary flow reserve (CFR), and index of microcirculatory resistance (IMR) were compared between these two groups. on off adult
IMR in Stable Patients - European Society of Cardiology
Witryna26 wrz 2015 · Panel A depicts the coronary stenosis of the RCA on the left box; FFR of this lesion on the centre box, with a value of 0.91; and microvascular study on the right box, with a CFR of 1.5 (low) and IMR of 33 (elevated); Similarly, Panel B shows the angiogram of the LAD (left), the FFR of 0.82 (centre), and the microvascular study … Witryna15 mar 2016 · Measurement protocols for FFR, CFR, and IMR were standardized among the 4 participating centers. A 5- to 7-F guide catheter without side holes was used to … Witryna4 lut 2024 · Approximately 30% of patients with severe AS exhibit MVD as assessed by IMR and CFR. In contrast to CFR, IMR values were not related to the severity of valve … on/off air foot pedal