A 48-year-old male patient is admitted with chronic angina. Coronary angiography reveals nearly total blockage of the circumflex artery near its origin from the left coronary artery. When this artery is exposed to perform a bypass procedure, what accompanying vein must be protected from injury?
选项:
A:Middle cardiac
B:Great cardiac
C:Small cardiac
D:Anterior cardiac
发布时间:2024-06-20 22:16:05