myopia /my·o·pia/ (M) (mi-o´pe-ah) nearsightedness; ametropia in which parallel rays come to a focus in front of the retina, vision being better for near objects than for far.myop´ic 
progressive myopia
)
Myopia: error of refraction in a myopic eye (A), contrasted with normal refraction in an emmetropic eye (B).
curvature myopia myopia due to changes in curvature of the refracting surfaces of the eye.
index myopia myopia due to abnormal refractivity of the media of the eye.
malignant myopia , pernicious myopia progressive myopia with disease of the choroid, leading to retinal detachment and blindness.
progressive myopia myopia increasing in adult life.
progressive myopia
Etymology: L, progredi + Gk, myops, nearsighted
a condition in which myopia increases, continuing into adulthood.
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