title: His bundle electrograms in patients with short P-R intervals, narrow QRS complexes, and paroxysmal tachycardias.
mesh_terms: D000328:Adult; D001145:Arrhythmias, Cardiac / Q000175:diagnosis* / Q000503:physiopathology; D004558:Electric Stimulation; D004562:Electrocardiography; D004568:Electrodiagnosis; D005260:Female; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010138:Pacemaker, Artificial; D013614:Tachycardia, Paroxysmal / Q000175:diagnosis*