在解剖一成年女性标本时，发现右颈总动脉和右锁骨下动脉直接起于主动脉弓，同时后者的行程出现异常。为积累解剖学资料，报道如下。右锁骨下动脉在第４胸椎水平起于主动脉弓与降主动脉移行处后壁，起始处外径为８．０ｍｍ，该动脉分别经食管、升主动脉与主动脉弓移行处和... When dissecting an adult female specimen, it was found that the right common carotid artery and the right subclavian artery originate directly from the aortic arch, while the latter has an abnormal stroke. To accumulate anatomical data, reported as follows. Right subclavian artery in the 4th thoracic level from the aortic arch and the descending aorta at the posterior wall, the beginning of the outer diameter of 8.0mm, the arterial esophageal, ascending aorta and aortic arch migration and ...