Tachycardia-dependent left-bundle branch block misdiagnosed as ischaemia: a case report.
Rate-related left-bundle branch block (LBBB) is an uncommon conduction abnormality that can mimic ventricular tachycardia or myocardial ischaemia, and in prolonged cases may contribute to cardiomyopathy. We describe the case of a 49-year-old woman with a previous history of mitral valve annuloplasty, anomalous pulmonar...