先天住近视（Bb）迄今仍是眼科学中有现实意义的研究课题之一，因其约有30％患者发生弱视．已知，Bb－的发展过程可是进行性或非进行性．显然前者较后者更易产生弱视．目前，巩腹增强术是治疗Bb－唯－和有效的方法，但报导的结果有时相互矛盾，原因常没有分析形响其手术效果的 Innate Living Short-sightedness (Bb) is by far one of the most realistic ophthalmology research topics, with amblyopia occurring in about 30% of patients. It is known that the development of Bb- can be either progressive or non-progressive. Obviously the former is more likely to have amblyopia than the latter. At present, Gongsheng augmentation is the treatment of Bb-only and effective method, but the results reported sometimes contradictory, often without analysis of the impact of the surgical effect