optic chiasma

同根派生

英汉例句

• There is mass effect with superior displacement of the optic chiasm.
  双侧视交叉上抬。
• Visual field changes suggested a mass within the left optic nerve extending its compression across the chiasm and encroaching on the left optic tract.
  连续的视野变化显示视传导路径前部有肿瘤压迫现象，并且向原先定位的左侧视神经迅速地朝视交叉和视径移转。