Permanent transvenous direct cardiac pacing.
D000368:Aged; D001145:Arrhythmias, Cardiac / Q000209:etiology; D004562:Electrocardiography; D004566:Electrodes / Q000009:adverse effects; D005260:Female; D005500:Follow-Up Studies; D006327:Heart Block / Q000503:physiopathology / Q000628:therapy*; D006406:Hematoma / Q000209:etiology; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D010138:Pacemaker, Artificial / Q000009:adverse effects; D011183:Postoperative Complications; D014680:Veins; D014693:Ventricular Fibrillation / Q000503:physiopathology / Q000628:therapy