What is borderline myocardial ischemia? What is the importance of a prolonged cardiac refractory period? What might an abnormal increase in venous pressure indicate? What heart rhythms will an AED shock? How is heart rate controlled? What causes atrial fibrillation?
The NASA Lean Test study has been published separately [98]. In sum, of 277 consecutive patients tested across the eight clinics, 20 (7%) had a positive NASA Lean Test for POTS and a further 28 (10%) a borderline result. Six of 20 patients who met the criteria for POTS on testing h...
testing to distinguish athlete’s heart from borderline HCM and make a decision regarding sport/professional activity.MethodsWe studied consecutive athletes (intensive sport >10 hours/ weeks; LVWT 12 to 16mm) with a suspicion of borderline HCM according to the clinical status and cardiac ...
Before discharge in patients who have undergone cardiac catheterization to identify ischemia in the distribution of a coronary lesion of borderline severity In patients with the following ECG abnormalities: complete left bundle branch block, preexcitation syndrome, LVH, digoxin therapy,...