外伤性晶体不全脱位,常合併继发性青光眼,脱位之晶体总是或多或少的陷入玻璃体中,而玻璃体则疝于脱位之晶体前方。这种病人,非手术治疗大多效果不佳;但手术治疗又因其眼压较高,玻璃体已有疝于晶体前之现象,手术过程中玻璃体经常 Traumatic dislocation of the crystal, often associated with secondary glaucoma, dislocation of the crystal is always more or less into the vitreous, and vitreous herniation in front of the dislocation of the crystal. This patient, most of the non-surgical treatment ineffective; but because of its high intraocular pressure for surgery, the vitreous has hernia in front of the crystal phenomenon, the vitreous during surgery often