Refractive Error: Causes & Reasons

Possible Causes for Refractive Error

Infantile esotropia was observed in 3 patients who had no significant refractive errors. [ncbi.nlm.nih.gov]

‘Photoscreening can detect amblyogenic risk factors such as strabismus, significant refractive error, and media opacities; however, photoscreening cannot detect amblyopia. [oxforddictionaries.com]

It is associated with high hyperopia (farsightedness) and anisometropia (see “Refractive Error”). [unboundmedicine.com]

Myopic Macular Degeneration

Error, Myopia (CREAM) 31600355 2019 26 Genetic variants linked to myopic macular degeneration in persons with high myopia: CREAM Consortium. 61 Wong YL...Consortium of Refractive [malacards.org]

[…] for myopic refractive errors exists. [onlinelibrary.wiley.com]

Eye that has refractive error equal or greater than -6.0 Diopters (600 degrees) is classified as "high myopia". [cuhk.edu.hk]

Eye Muscle Disorder

What are the risk factors for developing refractive errors? [health.ny.gov]

Refractive Errors Refractive errors are the optical condition of the eyes that cause blurry vision, which clears by wearing glasses. [pediatricweb.com]

A refractive error can be picked up by an ophthalmologist or optometrist. [apdaparkinson.org]

Keratoconus

Predicted refractive errors were calculated from K values based on the postoperative subjective refractive errors. [ncbi.nlm.nih.gov]

error. [ncbi.nlm.nih.gov]

CONCLUSIONS: Implantation of Visian toric ICL following sequential ICRS insertion and CXL is an effective and safe option for correcting high residual refractive error and [ncbi.nlm.nih.gov]

Esotropia

Changes and changing pattern in SE refractive error were analyzed in all patients and compared between groups. [ncbi.nlm.nih.gov]

The long-term outcome of the refractive error in children with hypermetropia. [journals.plos.org]

METHODS: Longitudinal refractive errors in children with accommodative ET were analyzed retrospectively. [ncbi.nlm.nih.gov]

Posterior Subcapsular Cataract

error shift for each subject group Figure 1 Spherical refractive error shift and cataract induced astigmatism for each lens morphology. [bjo.bmj.com]

Abstract Purpose To determine the effect of main morphological types and grades of age-related cataracts on refractive error. [journalofoptometry.org]

Refractive errors in a black adult population: the Barbados Eye Study. Invest Ophthalmol Vis Sci, 40 (1999), pp. 2179-2184 [10] R. Dandona, L. Dandona, T.J. [journalofoptometry.org]

Toxic Amblyopia

Complication Toxic amblyopia complications Complications strabismus refractive errors Poisonous amblyopia often strabismus, high refractive error and other illnesses. [healthfrom.com]

STRABISMUS and REFRACTIVE ERRORS may cause this condition. [66.199.228.237]

Causes include Strabismus - a disorder in which the two eyes don't line up in the same direction Refractive error in an eye - when one eye cannot focus as well as the other [medlineplus.gov]

Alternating Exotropia

In patients who had refractive error, visual acuity with best distance corrected in each eye was measured. [journalofoptometry.org]

Correction of refractive errors is the first step in the management. [patient.info]

Treatment options for esotropia include glasses to correct refractive errors (see accommodative esotropia below), the use of prisms and/or orthoptic exercises and/or eye muscle [icd.codes]

Exotropia

Non-surgical methods Correction of refractive error - Refractive errors like myopia, astigmatism, and high degrees of hypermetropia need to be corrected both for improvement [medindia.net]

[…] hyperopic refractive error was a good prognostic factor.[1] In our study, no correlation was found between refractive error and surgical success. [ncbi.nlm.nih.gov]

- Refractive errors - Most children with IDEX do not have a significant refractive error. - Most children with IDEX have good stereopsis, however if their stereopsis appears [squintclinic.com]

Prolapse

One or more of the following abnormalities may accompany ptosis in childhood: astigmatism (refractive error), obstruction of the visual axis (the path that light takes into [aapos.org]

The refractive error was greater on the side with the ptosis (61 %). [ncbi.nlm.nih.gov]

The abnormal resting position of the eyelid on the cornea may result in astigmatism (a misshaping of the cornea) or other refractive errors, and is a risk factor for developing [aapos.org]

Ectopia Lentis

Surgical intervention may be required if the refractive error cannot be managed conservatively or if uncontrolled glaucoma develops. [nejm.org]

Retinoscopy may reveal a significant refractive error, usually myopia and astigmatism. [ncbi.nlm.nih.gov]

Surgical intervention is necessary when lens subluxation causes a significant refractive error resulting in amblyopia. [ncbi.nlm.nih.gov]

Aphakia

Postoperative SE of refractive error was between -1.25 and +1.63 D in all eyes at last follow-up. [ncbi.nlm.nih.gov]

Residual refractive error was corrected with spectacles in the A group and a press-on spherical lens was used to treat aphakia in the B group. [ncbi.nlm.nih.gov]

When repairing the globe, the removal of the natural lens results in a significant change in refractive error and loss of accommodation. [ncbi.nlm.nih.gov]

Blepharoptosis

[…] on refractive error characteristics. [bmcophthalmol.biomedcentral.com]

Demographic variables including the age of the patient, gender, laterality of the eye(s), visual acuity, presence of refractive error and or amblyopia, type of ptosis and [ncbi.nlm.nih.gov]

Errors) Angiogenesis, Corneal (Corneal Neovascularization) Angioid Streaks Aniridia Aniseikonia Anisocoria Anisocoria, Physiologic (Anisocoria) Anisometropia Anisometropic [provisu.ch]

Salzmann Nodular Degeneration

After treating their ABMD, but before performing their refractive procedure, I recorded the shift in their refractive error that the ABMD had caused. [reviewofophthalmology.com]

Although PTK may restore a smooth ocular surface, the required laser ablation depth is significantly large and may be complicated with haze and refractive error. [biotissue.com]

[…] corrections of refractive errors than refractive surgery. [aetna.com]

Vertical Heterotropia

78.57% DVD patients had some type of refractive error. [jebmh.com]

Refractive errors in eye (a - metr -opia 'without' 'measure' 'eye') What are the causes of refractive errors? [quizlet.com]

Associated HTF dependence on the refractive error type While determining the relationship between distance associated HTF and refractive error, a statistically significant [dovepress.com]

Visual Impairment

errors. [ncbi.nlm.nih.gov]

CONCLUSIONS: Rigorous focus is necessary to improve cataract surgery outcomes and correction of refractive error without neglecting the quality of care. [ncbi.nlm.nih.gov]

Some conditions such as Cataract and Uncorrected Refractive Error are certainly treatable and Trachoma is undoubtedly preventable. [atlas.iapb.org]

Esophoria

Causes of Esophoria There are three causes of Esophoria: refractive errors, divergence insufficiency and convergence excess. [ehow.com]

Refraction Determination of refractive error os the eye and correction by prescriptive lenses. [pediatricservices.com]

Refractive errors are caused by an incorrect focus of light by the eye and are the reason for a frequent reduction in visual acuity. [ehow.com]

Exophoria

[…] of refractive error. [ijo.in]

Cause [ edit ] Exophoria can be caused by several factors, which include: Refractive errors - distance and near deviation approximately equal. [en.wikipedia.org]

Refractive errors and Exophoria Refractive error was detected in 142 (59.G%) cases of exophoria. [ijo.in]

Noncomitant Strabismus

• Etiology o Ptosis o Corneal scar o Cataract (congenital/traumatic-30% of cases) o Optic atrophy o Macular scar o Uncorrected refractive error/anisometropic amblyopia • [quizlet.com]

A patient’s refractive error is for the most part genetically predetermined. The effect that environment has on refractive error is not completely understood. [obgynkey.com]

Correction of refractive errors is the first step in the management. [patient.info]

Duane Retraction Syndrome

– Associated refractive error may be corrected with suitable spectacles or contact lenses. [aimu.us]

errors, presence of strabismus, binocular function, and associated congenital anomalies. [ncbi.nlm.nih.gov]

Evaluation of refractive error and its correction is essential as amblyopia in Duane syndrome is mostly refractive in nature. [webeye.ophth.uiowa.edu]

Disorder of Refraction and Accommodation

refractive error [rifrak′tiv] a defect in the ability of the lens of the eye to focus an image accurately, as occurs in nearsightedness and farsightedness. refractive error [medical-dictionary.thefreedictionary.com]

Refractive error, also known as refraction error, is a problem with focusing light accurately onto the retina due to the shape of the eye. [1] The most common types of refractive [en.wikipedia.org]

REFRACTIVE ERRORS SPS Y2-2012 2. WHAT ARE WE GOING TO DO TODAY? [slideshare.net]

Hereditary Corneal Dystrophy

Problems with the cornea include Refractive errors Allergies Infections Injuries Dystrophies - conditions in which parts of the cornea lose clarity due to a buildup of cloudy [icdlist.com]

This richly illustrated, full color text covers areas such as: malformations; refractive errors, the cornea, glaucoma and cataracts; retina and the optic nerve; eye movement [books.google.de]

What are refractive errors? Refractive errors include nearsightedness, farsightedness, and astigmatism. [columbiaeye.org]

Nuclear Cataract

error shift for each subject group Figure 1 Spherical refractive error shift and cataract induced astigmatism for each lens morphology. [bjo.bmj.com]

The study included dietary factors, smoking, alcohol consumption; medications and refractive errors of the individuals enrolled for the study for a 10 year period and followed [jemds.com]

What refractive error is associated with secondary cataract? [quizlet.com]

Stromal Corneal Dystrophy

Refractive error, photophobia, strabismus and resulting amblyopia with searching nystagmus are common in affected individuals. [genome.jp]

Problems with the cornea include Refractive errors Allergies Infections Injuries Dystrophies - conditions in which parts of the cornea lose clarity due to a buildup of cloudy [icdlist.com]

Asthenopia

Refractive errors were classified into various types, and the association between these refractive types and symptoms in asthenopia were explored. [avehjournal.org]

The refractive errors included myopia (n-10), hypermetropia (n-26) and astigmatism (n-26). [babymhospital.org]

Purpose: To study the prevalence of asthenopia and any association with refractive errors in a clinical setting. [avehjournal.org]

Cataract 35

This refractive error is hard to understand, but can occur optically. [angieslist.com]

Globally, the leading causes of vision impairment are uncorrected refractive errors and cataracts. [who.int]

75% of sight loss can be cured or prevented What we do What we do We treat and prevent eye conditions such as cataracts, trachoma and refractive error. [sightsavers.org]

Coloboma

On examination high refractive error was detected (visual aquity was 6/18 in righteye and 6/24 in left eye). Cornea was dry and opacities were present in both the eyes. [ncbi.nlm.nih.gov]

People with coloboma who have refractive errors may need to wear eyeglasses or contact lenses to see more clearly. [nei.nih.gov]

Ocular examination should be done to rule out nystagmus, strabismus, reduced vision from refractive errors or amblyopia. [ispub.com]

Non-Syndromic Ocular Stickler Syndrome Type 1

errors. [orpha.net]

Comprehensive updates of all topics, with nine brand-new chapters covering significant advances in the management of refractive errors in children; binocular vision; conjunctival [books.google.com]

[…] retinal detachment Disease definition A rare, hereditary, non-syndromic form of vitreoretinopathy characterized by retinal tears due to abnormal vitreous, and commonly present refractive [orpha.net]

Congenital Ptosis

RESULTS: Among the 78 cases (95 eyes) of congenital ptosis, refractive error was present in 13 cases (16.7%) with astigmatism as the commonest refractive error (8.9%). [ncbi.nlm.nih.gov]

When refractive errors were compared interocularly, no statistically significant differences were found. [ncbi.nlm.nih.gov]

The main outcome measures were relative eyelid ptosis severity, presence and type of strabismus, refractive error, and amblyopia. [ncbi.nlm.nih.gov]

Blepharophimosis

A manifest strabismus is seen in 20% of children, mostly esotropia, and 35% have refractive errors enough to warrant corrective lenses. [mussenhealth.us]

Refractive errors, strabismus, nystagmus, and amblyopia are often associated. Entropion with trichiasis may require surgical attention. [disorders.eyes.arizona.edu]

Blepharophimosis syndrome and its association with amblyopia and refractive errors in a South Indian population. Asian J Ophthalmol 2007;9:68-71. 8. [bijojournal.org]