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Farsightedness

Far-sightedness, also known as long-sightedness, hypermetropia, and hyperopia, is a condition of the eye where distant objects are seen clearly but near objects appear blurred. This blur is due to incoming light being focused behind, instead of on, the retina due to insufficient accommodation by the lens. Minor hypermetropia in young patients is usually…

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Key facts & relationships

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Causes
Axial length of eyeball is too short, lens or cornea is flatter than normal, aphakia
Complications
Accommodative dysfunction, binocular dysfunction, amblyopia, strabismus
Diagnostic method
Eye exam
Differential diagnosis
Amblyopia, retrobulbar optic neuropathy, retinitis pigmentosa sine pigmento
Frequency
~7.5% (US)
Other names
Hypermetropia, hyperopia, longsightedness, long-sightedness

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Overview

Signs and symptoms

Causes

Diagnosis

Treatment

Etymology

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Map overview Semantic statistics

Farsightedness

Nodes60
Edges59
Triples14
Avg. degree1.97
Density0.033333
Components1

How this topic connects Entity context

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Farsightedness

Top relations

Causes · 1
Farsightedness → Axial length of eyeball is too short, lens or cornea is flatter than normal, aphakia
Complications · 1
Farsightedness → Accommodative dysfunction, binocular dysfunction, amblyopia, strabismus
Diagnostic method · 1
Farsightedness → Eye exam
Differential diagnosis · 1
Farsightedness → Amblyopia, retrobulbar optic neuropathy, retinitis pigmentosa sine pigmento
Frequency · 1
Farsightedness → ~7.5% (US)
Other names · 1
Farsightedness → Hypermetropia, hyperopia, longsightedness, long-sightedness
Risk factors · 1
Farsightedness → Ageing, hereditary
Specialty · 1
Farsightedness → Ophthalmology, optometry
Symptoms · 1
Farsightedness → Near blur, Distance and near blur, Asthenopia
Treatment · 1
Farsightedness → Eyeglasses, contact lenses, refractive surgeries, IOL implantation

Important terminology Word statistics

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Important terminology

hypermetropia hyperopia eye refractive lens far-sightedness lenses vision due causes cornea may accommodation correct also occur laser axial accommodative contact

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
FarsightednessCausesAxial length of eyeball is too short, lens or cornea is flatter than normal, aphakia1.00infobox
FarsightednessComplicationsAccommodative dysfunction, binocular dysfunction, amblyopia, strabismus1.00infobox
FarsightednessDiagnostic methodEye exam1.00infobox
FarsightednessDifferential diagnosisAmblyopia, retrobulbar optic neuropathy, retinitis pigmentosa sine pigmento1.00infobox
FarsightednessFrequency~7.5% (US)1.00infobox
FarsightednessOther namesHypermetropia, hyperopia, longsightedness, long-sightedness1.00infobox
FarsightednessRisk factorsAgeing, hereditary1.00infobox
FarsightednessSpecialtyOphthalmology, optometry1.00infobox
FarsightednessSymptomsNear blur, Distance and near blur, Asthenopia1.00infobox
FarsightednessTreatmentEyeglasses, contact lenses, refractive surgeries, IOL implantation1.00infobox
strabismusinstance ofespecially in the evening or night.ComplicationsFar-sightedness can have rare complications0.80text
amblyopiainstance ofespecially in the evening or night.ComplicationsFar-sightedness can have rare complications0.80text

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    Min side: 3
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