Classic changes of ischemia may be described or explained as follows: 1. ST-segment elevations or depressions that are usually localized (but may be diffuse) and may be associated with such T-wave ...

In this issue of the journal, Shoji et al showed that isolated non-specific ST-segment and T-wave abnormalities (NSSTTAs) are associated with incident heart failure (HF).1 The authors conducted a ...

Current methods for assessing perinatal hypoxic conditions did not improve infant outcomes. Various waveform-based and interval-based ECG markers have been suggested, but not directly compared. We ...

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 ...