Aitken D R, Minton J P
Am J Surg. 1984 Nov;148(5):633-6. doi: 10.1016/0002-9610(84)90340-4.
The roentgenographic presence of the pinch-off sign indicates potential serious problems with central venous Silastic catheters and is an indication for immediate catheter removal and replacement at another site or position.
“夹闭征”的X线表现提示中心静脉硅橡胶导管可能存在严重问题,这是立即拔除导管并在其他部位或位置重新置管的指征。