glaucoma that results from damage to the optic nerve although the intraocular pressure is normal 眼圧は普通だが、視神経損傷から生じる緑内障。
日/英 »
【上位】 an eye disease that damages the optic nerve and impairs vision (sometimes progressing to blindness); "contrary to popular belief, glaucoma is not always caused by elevated intraocular pressure" 視神経に損傷を与えて、視力を弱める眼の疾患（時に盲目へとつながる）。
日/英 »
