抄録
(1) Five patients with the ruptured aneurysm of the aortic sinus were presented. They were all male and 27, 18, 14, 32 and 31 years of age, respectively. Four of them were treated surgically with success, but one patient died due to the progressive congestive heart failure before surgery.
(2) Operative findings revealed the aneurysm of the aortic sinus ruptured to the right ventricle in 3 cases and ruptured to the right atrium in 1 case. The additional ventricular septal defect adjacent to the aneurysm was associated with in each case in the former. Autopsy of the succumbed case was refused.
(3) Operative procedures were performed in all cases through the right-sided heart and their symptoms completely subsided. Neither recurrence of aneurysm nor residual aortic insufficiency could be demonstrated in followup.
(4) Etiologic mechanism, pathological anatomy, clinical features, prognosis and surgical treatment of the ruptured aneurysm of the aortic sinus were briefly discussed.
