title: Sick sinus syndrome in a patient with aortic valvular stenosis.
mesh_terms: D000368:Aged; D000787:Angina Pectoris / Q000150:complications; D001024:Aortic Valve Stenosis / Q000150:complications* / Q000601:surgery; D001146:Arrhythmia, Sinus / Q000150:complications* / Q000175:diagnosis; D004562:Electrocardiography; D006801:Humans; D013575:Syncope / Q000209:etiology; D013577:Syndrome