Transvenous intracardiac pacing with external pacemaker.
D000219:Adams-Stokes Syndrome / Q000628:therapy; D000293:Adolescent; D000328:Adult; D000368:Aged; D006328:Cardiac Catheterization; D004562:Electrocardiography; D005260:Female; D006327:Heart Block / Q000628:therapy*; D006333:Heart Failure / Q000628:therapy; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D010138:Pacemaker, Artificial