decussation of optic nerves的用法和樣例：
例句
- There is mass effect with superior displacement of the optic chiasm.
雙側視交叉上抬。 - Visual field changes suggested a mass within the left optic nerve extending its compression across the chiasm and encroaching on the left optic tract.
連續的視野變化顯示視傳導路徑前部有腫瘤壓迫現象，并且向原先定位的左側視神經(jīng)迅速地朝視交叉和視徑移轉。
