title: EKG of the month. Atrioventricular dissociation.
mesh_terms: D001145:Arrhythmias, Cardiac / Q000503:physiopathology*; D005117:Cardiac Complexes, Premature / Q000503:physiopathology; D004562:Electrocardiography; D005260:Female; D006801:Humans; D006976:Hypertension, Pulmonary / Q000503:physiopathology*; D008875:Middle Aged; D010138:Pacemaker, Artificial; D013614:Tachycardia, Paroxysmal / Q000503:physiopathology