trigonum

The os trigonum is an accessory bone of the foot, locates at the posterolateral tubercle of the talus, and occures in about 7% of population.

摘要附位于距后外侧节，是脚部的附属，出现于百分七的正常人中。

Methods 103 cases with bladder neoplasm in trigonum vesicae or cervix vesicae were detected and were divided into stages by transrectal ultrasound and transadominal ultrasound.

方法应用直肠超声及腹壁超声对103例生长于膀区及颈部的膀肿瘤进行对比观察并分期。