21 有症狀的膽石症(symptomatic gallstones),其治療方法以下列何者為最好的選擇?
(A)保守性治療(medical treatment)
(B)超音波碎石術(ultrasonic lithotripsy)
(C)腹腔鏡膽囊切除術(laparoscopic cholecystectomy)
(D)經皮穿肝膽囊引流術(percutaneous transhepatic cholecystostomy)
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統計:
A(0), B(2), C(38), D(3), E(0) #1065739