Recently, the concept of pulseless disease (Takayasu's arteritis) has definitely changed1-6 and there has been a tendency for it to be categorized as the "aortitis syndrome" in Japan,7 for the clinical manifestations are so variable, depending on the site of the main lesions. Little attention has been given to the surgical treatment of this entity until recently, although some of these lesions are surgically amenable.
The purpose of this paper is to report our experiences with the surgical treatment in 12 cases of this syndrome and to discuss some of the technically important problems.
Sixty-three cases of the aortitis syndrome have been encountered at the Second Surgical Division of the Okayama University Medical School during the last 8% years. They are divided into three groups according to the site of the main lesion: (1) classic type, in which the branches of the aortic arch are mainly