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Myopia - Epidemiology
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Definition of 'Myopia'

A refractive error in which rays of light entering the EYE parallel to the optic axis are brought to a focus in front of the RETINA when accommodation (ACCOMMODATION, OCULAR) is relaxed. This results from an overly curved CORNEA or from the eyeball being too long from front to back. It is also called nearsightedness.

Common names: Myopia; Myopias; Nearsightedness; Nearsightednesses

More technical Information...

Monday, November 23, 2009

Myopia, spectacle wear, and risk of bicycle accidents among rural Chinese secondary school students: the Xichang Pediatric Refractive Error Study report no. 7.

30 May 2009 OBJECTIVE: To study the effect of myopia and spectacle wear on bicycle-related injuries in rural Chinese students. Myopia is common among Chinese students but few studies have examined its effect on daily activities. METHODS: Data on visual acuity, ... Read more...


Associations between near work, outdoor activity, and myopia among adolescent students in rural China: the Xichang Pediatric Refractive Error Study report no. 2.

30 May 2009 OBJECTIVE: To study the associations between near work, outdoor activity, and myopia among children attending secondary school in rural China. METHODS: Among a random cluster sample of 1892 children in Xichang, China, subjects with an uncorrected ... Read more...


[Retrospective study of preterm newborn infants at the ambulatory of specialities Jardim Peri-Peri]

29 Apr 2009 PURPOSE: To evaluate the prevalence of retinopathy of prematurity preterm newborn infants, associating it with its risk factors besides comparing the incidence of refractive errors like myopia and strabismus among preterm children who developed ... Read more...

 

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Technical information about 'Myopia'

Definition: A refractive error in which rays of light entering the EYE parallel to the optic axis are brought to a focus in front of the RETINA when accommodation (ACCOMMODATION, OCULAR) is relaxed. This results from an overly curved CORNEA or from the eyeball being too long from front to back. It is also called nearsightedness.

Descriptor UI: D009216

Alternative terms: Myopia; Myopias; Nearsightedness; Nearsightednesses;

Allowable Qualifiers: blood; cerebrospinal fluid; chemically induced; classification; complications; congenital; diagnosis; diet therapy; drug therapy; economics; embryology; enzymology; ethnology; etiology; genetics; history; immunology; metabolism; microbiology; mortality; nursing; epidemiology; parasitology; pathology; physiopathology; prevention & control; psychology; radiography; radionuclide imaging; radiotherapy; rehabilitation; surgery; therapy; urine; veterinary; ultrasonography; virology;

Tree Number: C11.744.636;

Technical Notes: MYOPIA, DEGENERATIVE is also available

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