Spectacle problems and medical problems that alter the need for glasses.
D000065:Accommodation, Ocular; D000328:Adult; D000368:Aged; D001248:Asthenopia / Q000628:therapy; D001251:Astigmatism / Q000628:therapy; D002675:Child, Preschool; D003261:Contact Lenses; D005139:Eyeglasses; D005260:Female; D006801:Humans; D006956:Hyperopia / Q000628:therapy; D007223:Infant; D008297:Male; D009184:Mydriatics; D009216:Myopia / Q000628:therapy; D009801:Oculomotor Muscles; D011305:Presbyopia / Q000628:therapy; D012029:Refraction, Ocular; D012030:Refractive Errors / Q000628:therapy*; D014792:Visual Acuity
D009184:Mydriatics