A new study has linked prolonged P-wave duration to increased risk for sudden cardiac death (SCD), independent of cardiovascular risk factors and atrial fibrillation. 1 This suggests P-wave duration ...
QRS interval widening appears to be highly specific for the diagnosis of hyperkalemia in patients with end-stage kidney disease. ECG changes, in general, have poor sensitivities for hyperkalemia in ...
Multifocal atrial tachycardia Old inferior myocardial infarction Premature supraventricular beat with aberrancy (left bundle branch block pattern). Multifocal atrial tachycardia (MAT) occurs when ...