Sinoatrial block with complicating sinoatrial reciprocation.
This presentation reflects an atypical manifestation of sinoatrial block in a patient with chronic renal failure and hyperkalemia (7.8 mEq/L). An allorhythmic distribution of P-P intervals permits the interpretation of sinoatrial block complicated by sinoatrial reciprocation.
D004562:Electrocardiography; D005260:Female; D006327:Heart Block / Q000503:physiopathology*; D006801:Humans; D006947:Hyperkalemia / Q000209:etiology; D007676:Kidney Failure, Chronic / Q000150:complications / Q000628:therapy; D008875:Middle Aged; D006435:Renal Dialysis; D012848:Sinoatrial Block / Q000209:etiology / Q000503:physiopathology*; D012849:Sinoatrial Node / Q000503:physiopathology*