Results 24 cases showed circular filling defect, 12 cases showed stringy filling defect,ductal blocked in 30 cases, ductal dilation in 48 cases.

• 结果乳导管造影示:24例显示类圆形充盈缺损,12例呈条柱状缺损,30例导管杯口状堵塞,48例导管显著扩张。