title: Pacemaker Wenckebach secondary to variable latency: an unusual form of hyperkalemic pacemaker exit block.
mesh_terms: D002304:Cardiac Pacing, Artificial / Q000009:adverse effects*; D004562:Electrocardiography; D004594:Electrophysiology; D005260:Female; D006327:Heart Block / Q000209:etiology* / Q000503:physiopathology; D006801:Humans; D006947:Hyperkalemia / Q000150:complications* / Q000503:physiopathology; D008875:Middle Aged