Opacity,Lens

《英文msh詞典》Opacity,Lens
[入口詞] Opacity,Lens
[主題詞] Cataract
[英文釋義] Partial or complete opacity on or in the lens or capsule of one or both eyes,impairing vision or causing blindness. The many kinds of cataract are classified by their morphology (size,shape,location) or etiology (cause and time of occurrence). (Dorland,27th ed)