Re-entrant arrhythmias and concealed conduction.
D000818:Animals; D001145:Arrhythmias, Cardiac / Q000503:physiopathology*; D001281:Atrial Fibrillation / Q000503:physiopathology; D001282:Atrial Flutter / Q000503:physiopathology; D001283:Atrioventricular Node / Q000503:physiopathology; D005117:Cardiac Complexes, Premature / Q000209:etiology / Q000503:physiopathology; D003937:Diagnosis, Differential; D004562:Electrocardiography; D006323:Heart Arrest / Q000503:physiopathology; D006327:Heart Block / Q000175:diagnosis / Q000503:physiopathology; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans; D012849:Sinoatrial Node / Q000503:physiopathology; D013614:Tachycardia, Paroxysmal / Q000503:physiopathology; D014927:Wolff-Parkinson-White Syndrome / Q000503:physiopathology