An unusual site of ventricular pacing occurring during the use of the transvenous catheter pacemaker.
D000368:Aged; D006328:Cardiac Catheterization; D003331:Coronary Vessels; D004562:Electrocardiography; D005260:Female; D006327:Heart Block / Q000601:surgery*; D006352:Heart Ventricles; D006801:Humans; D010138:Pacemaker, Artificial / Q000009:adverse effects*; D014680:Veins