eye disease
type: Concept
narrower: myopia

concepts
type: Collection
type: ConceptGroup
member: myopia

myopia
type: Concept
definition: Refractive errors occur when there is a mismatch between the length of the eye and its optical power. Myopia represents one type of refractive error, affecting up to 80% of children and young adults in some regions of Asia. [Source: Encyclopedia of Human Development; Myopia]
broader: eye disease