Two-dimensional echocardiography was performed during a head-up tilt test in 11 control
subjects (group I) and 18 patients with recurrent unexplained syncope. In four patients (group II…

RN KVmf Vm@ M2D@ M2. the ratio of total counts to peak pixel counts in the LV. The ratio
was shown to be a function of the volume. That technique is particularly attractive since …

The incidence of cardiac complications from atrial transseptal catheterization has never
been quantified in patients with normal‐sized atria. Series defining the complication rate are …

Left ventricular function (LVEF) deteriorates during incremental exercise (GXT) in patients
with ischemia (+ ISCH). Left ventricular (LV) functional response during steady-state exercise, …

Multiple defibrillations by the automatic implantable cardioverter/defibrillator (AICD) have
been reported to result in localized epicardial damage. No data exist, however, regarding …

Transseptal versus Transaortic Ablation. Introduction: Transcatheter ablation of the left free‐wall
atrioventricular accessory pathways (AP) by delivery of radiofrequency current at the …

To assess the role of echocardiography in patients with syncope, we studied 439 consecutive
adults who were referred over a 7-year period. Of all patients, 251 (57.2%) were women, …

… For reprints contact: Rami A. Gal, MD,5in@Samaritan Medical Center. 945 N.12thSt.,Milwaukee,WI53233. …
Massardo T, Gal R, Grenier RP, Schmidt DH, Port SC. Left ventricular volume calculation …

In a 4‐year period, 84 patients who were referred for a dipyridamole thallium‐201 stress test
to rule out significant coronary artery disease had normal scans. A dipyridamole study was …

Despite extensive study of left ventricular (LV) function during incremental exercise (INC),
there is little known about LV function during steady state exercise typical of that used during …