WebObjective: To elucidate the effects of atrioventricular (AV) dyssynchrony on phase I and phase II oxygen uptake (V(O2)) kinetics in chronotropically competent pacemaker patients during exercise of an intensity comparable to activities of daily living. Design: Blinded patients completed sub-ventilatory threshold (VT) work rate (WR) cycle … WebDec 1, 2013 · Among chronotropically incompetent patients, 2 patients had transient bradycardia, and among those who were chronotropically competent, 1 had refractory …
Chronotropic Incompetence Circulation
Webchronotropic: ( kron'ō-trop'ik ), Affecting the rate of rhythmic movements (for example, heartbeat). WebJan 1, 2015 · Results: Fifteen patients (15/21) were determined to be chronotropically competent. The mean differences between DS SIRs and intrinsic sinus rates during treadmill testing were smaller than those for ACC and MV sensor (mean difference between SIR and SN rate: ACC vs. SN, MV vs. SN, DS vs. SN, respectively, 34.84, 17.60, 16.15 … highest recorded temperature in scotland
positive chronotropism - Medical Dictionary
WebThe heart rate at the anaerobic threshold was significantly lower in the chronotropically incompetent subgroup than in the chronotropically competent patients and the healthy subjects (85.9 +/- 6.6 beats/min vs 100.3 +/- 9.9 beats/min and 112.9 +/- … WebSubjects: Six chronotropically competent male pacemaker patients (mean [ SD] age, 68 10 years) with high-degree AV block and varying cardiac histories. Results: The phase I and phase II V˙ WebDec 1, 2013 · Eighty patients (72.1%) completed a dobutamine stress echocardiography (41 chronotropically competent, 39 incompetent), while 31 patients (27.9%) required us to terminate early. Overall, 68 patients (61%) were on β-blockers (21 required early dobutamine stress echocardiography termination, 30 chronotropically incompetent, and … how health informatics is being transformed