在尸体解剖操作过程中发现双干型臂动脉干变异2例,报道如下,供影像学和临床外科学提供参考。变异1:中年男性尸体左上肢腋动脉在胸小肌下缘处发出浅肱动脉,主干延续为深肱动脉,深肱动脉起始处(背阔肌下缘)外径为5.1mm。浅肱动脉在腋动脉前 During the autopsy operation, 2 cases of double-trunk type arterial trunk variation were found, which are reported as follows for reference of imaging and clinical surgery. Variation 1: middle-aged male corpus left upper limb axillary artery in the pectoralis minor muscle issued shallow brachial artery, the main continuation of the deep brachial artery, deep brachial artery at the beginning (latissimus dorsi margin) outer diameter of 5.1mm. Shallow brachial artery in front of the axillary artery