目的：根据由胆囊机械扩张刺激和化学性刺激引起血浆外渗出现的部位，确定胆囊痛的牵涉区。
Objective: to investigate the referred area of gallbladder pain according to the plasma extravasation caused by the noxious stimuli to gallbladder.
扩张的胆囊管内出现强回声团，后方伴声影，是胆囊管结石直接征象，但其超声检查的敏感性不高；
Strong echoes in the dilated cystic ducts with shadows in posterior were the direct sign of the cystic duct lithes, but the sensitivity was very low.
结果3 6例胆囊切除术后患者探及梗阻性胆管扩张，手术证实诊断符合。
Results After the operation, the obstructive cholangiectasis had been found uin 36 cases.
结果3 6例胆囊切除术后患者探及梗阻性胆管扩张，手术证实诊断符合。
Results After the operation, the obstructive cholangiectasis had been found uin 36 cases.
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