According to this standard,ultrasounic accurate rate were 74%,77%,respectively,compared with operative and pathological findings,and all cases with Li(?)and Gi(?)were judged correctly.

• 根据此标准，并与手术及病理结果对照，超声诊断总的正确率分别为74%25、77%25，其中Li（?）及Gi（?）均得到正确诊断；