“结石的”用英语怎么说？

胆囊切除术后胆道残余结石的再手术是安全有效的.Cholecystectomy bile duct stone remnants of the re - operation is safe and effective.目的: 研究结石康抗尿路结石的作用.Objective : To study the effects of Jieshikang capsule on urinary calculus.重点介绍胆汁淤滞对形成肝内胆管结石的影...