[Stuck valve detected during aortic valve replacement; report of a case].

Aortic valve replacement, ascending aorta replacement and coronary artery bypass grafting were performed in a 61-year-old woman with aortic stenosis, ascending aortic aneurysm, and angina pectoris. However, immediately after surgery, transient hypotension and pulmonary hypertension repeated every few beats.Transesophageal echocardiography revealed a stuck valve, and reimplantation was carried out. The patient's postoperative course was uneventful. We present a case of successful treatment of valve dysfunction immediately after valve replacement.