Objective To explore the effect of percutaneous transhepatic metallic stent placement (PTMSP) on patients with malignant biliary obstruction (MBO) under ultrasonic guidance (UG).

 
  • 目的探討超聲引導經(jīng)皮經(jīng)肝支架置入技術(shù)在膽道惡性梗阻中的治療意義。
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