Left posterior fascicular block.
D001247:Asthenia / Q000175:diagnosis; D002037:Bundle-Branch Block / Q000175:diagnosis / Q000209:etiology / Q000473:pathology* / Q000628:therapy; D003937:Diagnosis, Differential; D004562:Electrocardiography; D004646:Emphysema / Q000175:diagnosis; D006801:Humans; D009203:Myocardial Infarction / Q000175:diagnosis / Q000628:therapy