Photo-electronic investigations of the anatomy of the thinned sclera show that the actual collagen fibres are irregularly narrowed and embedded in an altered ground substance (hyaluronic acid).

• 薄弱的巩膜的解剖结构电子照片研究显示实际上胶原纤维不规则狭窄并且包埋入改变的基础组织（透明质酸）。