title: An unusual form of pacemaker failure.
mesh_terms: D000368:Aged; D002481:Cellulitis / Q000209:etiology; D011211:Electric Power Supplies; D004562:Electrocardiography; D006327:Heart Block / Q000628:therapy*; D006801:Humans; D008297:Male; D010138:Pacemaker, Artificial / Q000009:adverse effects*; D013352:Subcutaneous Emphysema / Q000209:etiology