title: Asymptomatic rapid ectopic tachycardia induced by and persisting during prolonged exertion.
mesh_terms: D000328:Adult; D001146:Arrhythmia, Sinus / Q000209:etiology / Q000503:physiopathology; D004562:Electrocardiography; D005080:Exercise Test; D006339:Heart Rate; D006352:Heart Ventricles / Q000503:physiopathology; D006801:Humans; D008297:Male; D005082:Physical Exertion; D013610:Tachycardia / Q000209:etiology* / Q000503:physiopathology; D013997:Time Factors