title: Three atrioventricular pathways: reciprocating tachycardia with alternation of conduction times.
mesh_terms: D004562:Electrocardiography; D006321:Heart / Q000503:physiopathology; D006327:Heart Block / Q000209:etiology*; D006331:Heart Diseases / Q000150:complications; D006801:Humans; D006973:Hypertension / Q000150:complications; D008297:Male; D008875:Middle Aged; D013610:Tachycardia / Q000209:etiology*; D014927:Wolff-Parkinson-White Syndrome / Q000209:etiology*