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传入性瞳孔障碍是指位于视网膜、视神经、视交叉、视束或中脑顶盖前区的病变 ,例如视网膜脱离、视神经炎、压迫性视神经病变等 ,使光刺激信号传入受阻 ,不能正常传至瞳孔运动中枢 ,导致瞳孔对光反应下降。若仅一眼存在传入性瞳孔障碍而另眼正常 ,或两眼传入性瞳孔障碍程度不对
Incoming pupil disorder is located in the retina, optic nerve, optic chiasm, optic tract or meningocerebral lesions in the anterior region, such as retinal detachment, optic neuritis, oppression of optic nerve disease, so that the light-stimulated signal transmission blocked, not normal Pupil movement to the center, leading to pupil light response decreased. If there is only one eye with idiopathic pupil disorder and the other eye is normal, or the degree of afferent pupillary disorders is not correct