Paroxysmal atrial tachycardia with block.
D006327:Heart Block / Q000150:complications*; D006801:Humans; D013610:Tachycardia; D013614:Tachycardia, Paroxysmal / Q000150:complications*; D013617:Tachycardia, Supraventricular
HEART BLOCK/complications; TACHYCARDIA, PAROXYSMAL/complications