China
Africa
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- A-scan
- Aberrations of the eye
- Accommodation reflex
- Accommodative
- Accommodative convergence
- Achromatopsia
- Acquired pendular nystagmus
- Acute hemorrhagic conjunctivitis
- Acute retinal necrosis
- Acute visual loss
- Afterimages
- Age-related macular degeneration
- Akinetopsia
- Alacrima
- Allergic conjunctivitis
- Amaurosis
- Amblyopia
- Amplitude of accommodation
- Amsler grid
- Angioid streaks
- Angle-closure glaucoma
- Aniseikonia
- Anisocoria
- Anisometropia
- Anopia
- Anopsia
- Anterior ischemic optic neuropathy
- Apperceptive agnosia
- Apraxia of lid opening
- Arcus senilis
- AREDS
- Argyll Robertson pupil
- Asteroid hyalosis
- Asthenopia
- Astigmatism
- Autoimmune optic neuropathy
- Autorefractor
- Bacterial conjunctivitis
- Band keratopathy
- Bell's phenomenon
- Best disease
- Bielschowsky's head tilt test
- Bifocal lenses
- Bifocals
- Binocular disparity
- Binocular rivalry
- Binocular summation
- Binocular vision
- Birdshot chorioretinopathy
- Bitemporal hemianopsia
- Bitot's spots
- Black eye
- Blepharitis
- Blepharoconjunctivitis
- Blind spot
- Blinking
- Blue field entoptic phenomenon
- Blue light
- Blurred vision
- Branch retinal vein occlusion
- Brodmann area 17
- Bull's eye maculopathy
- Bullous keratopathy
- Buphthalmos
- Cancer associated retinopathy
- Canthotomy
- Capsulorhexis
- Capsulotomy
- Cataract extraction
- Cataract surgery
- Cataracts
- Central corneal thickness
- Central retinal artery occlusion
- Central retinal vein occlusion
- Central scotoma
- Central serous chorioretinopathy
- Central serous retinopathy
- Cerebral achromatopsia
- Chalazion
- Chemosis
- Cherry red spot
- Cherry-red spot
- Chiasmal syndrome
- Childhood blindness
- Chorioretinitis
- Choroidal neovascularization
- Choroiditis
- Closed angle glaucoma
- Coats' disease
- Collagen disease
- Collagen diseases
- Coloboma
- Color
- Color blindness
- Color perception
- Color vision
- Colour constancy
- Colour perception
- Colour vision
- Computer vision syndrome
- Cone dystrophy
- Cone rod dystrophy
- Congenital cataract
- Congenital fourth nerve palsy
- Congenital glaucoma
- Congenital nystagmus
- Conjugate gaze palsy
- Conjunctival flap
- Conjunctival hyperemia
- Conjunctival suffusion
- Conjunctivitis
- Conjunctivochalasis
- Contact lenses
- Contrast
- Contrast sensitivity
- Contrast sensitivity function
- Convergence insufficiency
- Convergent strabismus
- Corectopia
- Cornea verticillata
- Corneal abrasions
- Corneal collagen cross-linking
- Corneal crosslinking
- Corneal dystrophy
- Corneal erosion
- Corneal hydrops
- Corneal inlay
- Corneal neovascularization
- Corneal opacity
- Corneal pachymetry
- Corneal perforation
- Corneal topography
- Corneal ulcers
- Corrective lenses
- Cortical blindness
- Cortical visual impairment
- Couching
- Cover test
- Crowding
- Cyanopsia
- Cycloplegia
- Cyclovergence
- Cystoid macular edema
- Dacryocystitis
- Dacryoscintigraphy
- Dark adaptation
- Degenerative myopia
- Depth perception
- Dermatochalasis
- Diabetic macular edema
- Diabetic papillopathy
- Diabetic retinopathy
- Dichromacy
- Dichromatic
- Diffuse unilateral subacute neuroretinitis
- Dilated fundus examination
- Diplopia
- Disc shedding
- Disparity
- Dissociated vertical deviation
- Divergent strabismus
- Drusen
- Dry eye
- Duction
- E chart
- Eales disease
- Echolocation
- Ectropion
- Electroretinography
- Emmetropia
- Endophthalmitis
- Enophthalmos
- Entoptic phenomenon
- Enucleation
- Enucleation of the eye
- Epiblepharon
- Epikeratophakia
- Epiphora
- Epiretinal membrane
- Episcleritis
- Esophoria
- Esotropia
- Evisceration
- Exophoria
- Exophthalmometer
- Exophthalmos
- Exotropia
- Exposure keratopathy
- Eye
- Eye chart
- Eye contact
- Eye development
- Eye diseases
- Eye dominance
- Eye examination
- Eye injury
- Eye movement
- Eye protection
- Eye strain
- Familial exudative vitreoretinopathy
- Far point
- Farnsworth-Munsell 100 hue test
- Farsightedness
- Field of view
- Filling-in
- Fish-eye disease
- Fixation disparity
- Fleischer ring
- Flicker
- Flicker fusion threshold
- Floaters
- Floppy eyelid syndrome
- Fluorescein angiography
- Fourth nerve palsy
- Foveal avascular zone
- Frenzel goggles
- Fuch's dystrophy
- Fuchs heterochromic iridocyclitis
- Fuchs spot
- Fuchs' dystrophy
- Functional visual loss
- Fundus photography
- Fungal keratitis
- Fusiform face area
- Fusional vergence
- Gaze palsy
- Geographic atrophy
- Ghost cell glaucoma
- Giant cell arteritis
- Giant papillary conjunctivitis
- Glare
- Glasses
- Glaucoma
- Glaucoma medication
- Glaucoma surgery
- Globe rupture
- Gonioscopy
- Haab's striae
- Hemeralopia
- Hemianopia
- Hemianopsia
- Herpes zoster ophthalmicus
- Herpetic keratitis
- Herpetic keratoconjunctivitis
- Heterophoria
- Hippus
- Homonymous hemianopia
- Homonymous hemianopsia
- Hordeolum
- Horizontal gaze palsy
- Horopter
- Humphrey visual field analyser
- Hyalocytes
- Hydrodelineation
- Hydrodissection
- Hyperacuity
- Hypermetropia
- Hyperopia
- Hypertelorism
- Hypertensive retinopathy
- Hypertropia
- Hyphema
- Hypopyon
- Hypotelorism
- Hypotony maculopathy
- Idiopathic orbital inflammatory disease
- Image
- Infantile esotropia
- Infiltrative ophthalmopathy
- Instrument myopia
- Intermediate uveitis
- Internuclear ophthalmoplegia
- Interstitial keratitis
- Intracameral
- Intracameral injection
- Intraocular
- Intraocular lens
- Intraocular pressure
- Intraoperative floppy iris syndrome
- Intraretinal microvascular abnormalities
- Intravitreal administration
- Intravitreal implants
- Intravitreal injection
- Iridectomy
- Iridodialysis
- Iridodonesis
- Iridoplegia
- Iris coloboma
- Ischemic optic neuropathy
- Kayser-Fleischer ring
- Keratoconjunctivitis
- Keratoconjunctivitis sicca
- Keratoconus
- Keratomalacia
- Keratometer
- Keratopathy
- Keratoprosthesis
- Krukenberg's spindle
- Lagophthalmos
- Lattice corneal dystrophy
- Lattice degeneration
- Leber congenital amaurosis
- Leber's congenital amaurosis
- Leber's hereditary optic neuropathy
- Lens regeneration
- Lenticonus
- Leukocoria
- Leukokoria
- LHON
- Lid lag
- Lightness
- Listing's law
- LogMAR
- LogMAR chart
- Macular corneal dystrophy
- Macular degeneration
- Macular edema
- Macular hole
- Macular scarring
- Macular sparing
- Macular telangiectasia
- Maculopathy
- Madarosis
- Maddox rod
- Manual small incision cataract surgery
- Meibomian gland dysfunction
- Mesopic vision
- Metamorphopsia
- Microcoria
- Microkeratome
- Microperimetry
- Micropsia
- Minimally invasive glaucoma surgery
- Miosis
- Mitochondrial optic neuropathies
- Monochromacy
- Monocular deprivation
- Monocular vision
- Motion parallax
- Motion perception
- Multifocal choroiditis and panuveitis
- Multifocal intraocular lens
- Multiple epiphyseal dysplasia
- Multiple evanescent white dot syndrome
- Munson's sign
- Mydriasis
- Mydriatic agent
- Myopia
- Naked eye
- Near point
- Neurotrophic keratitis
- Nictitating membrane
- Night blindness
- Normal tension glaucoma
- Nuclear sclerosis
- Nyctalopia
- Nystagmus
- Ocelli
- Ocular
- Ocular flutter
- Ocular histoplasmosis
- Ocular hypertension
- Ocular hypotony
- Ocular ischemic syndrome
- Ocular larva migrans
- Ocular prosthesis
- Ocular rosacea
- Ocular tilt reaction
- Ocular toxoplasmosis
- Ocular tremor
- Ocularist
- Oculocardiac reflex
- Oculomotor apraxia
- Oculomotor nerve palsy
- Ommatidia
- One and a half syndrome
- Ophthalmic viscosurgical device
- Ophthalmic zoster
- Ophthalmologist
- Ophthalmology
- Ophthalmoparesis
- Ophthalmoplegia
- Ophthalmoscope
- Ophthalmoscopy
- Opponent process
- Optic atrophy
- Optic disc drusen
- Optic disc pallor
- Optic nerve hypoplasia
- Optic neuropathy
- Optic pit
- Optic radiation
- Optic tract
- Optical coherence tomography angiography
- Optical spectrum
- Optokinetic nystagmus
- Optokinetic reflex
- Optometrists
- Optometry
- Orbital emphysema
- Orbital exenteration
- Orienting system
- Orthophoria
- Osteo-odonto-keratoprosthesis
- Oxygen permeability
- Pachymetry
- Palinopsia
- Panophthalmitis
- Papilledema
- Paralytic strabismus
- Parinaud's syndrome
- Pars planitis
- Parvocellular
- Parvocellular cells
- Pellucid Marginal Degeneration
- Pendular nystagmus
- Perimetry
- Peripheral vision
- Persistent pupillary membrane
- Peters anomaly
- Phacodonesis
- Phakic intraocular lens
- Phlyctenular keratoconjunctivitis
- Phoropter
- Phosphene
- Photic retinopathy
- Photodisruption
- Photokeratitis
- Photopic vision
- Photopsia
- Phototherapeutic keratectomy
- Phthisis bulbi
- Pigment dispersion syndrome
- Pinguecula
- Pinhole occluder
- Polypoidal choroidal vasculopathy
- PORN
- Posterior capsular opacification
- Posterior ischemic optic neuropathy
- Posterior vitreous detachment
- Preferential hyperacuity perimetry
- Presbyopia
- Presumed ocular histoplasmosis syndrome
- Primary visual cortex
- Prism adaptation
- Prism cover test
- Progressive lenses
- Proliferative diabetic retinopathy
- Proliferative vitreoretinopathy
- Prosopagnosia
- Pseudoexfoliation syndrome
- Pseudomyopia
- Pseudophakia
- Pseudopterygium
- Punctate epithelial erosions
- Punctate inner choroiditis
- Punctate keratitis
- Pupillary light reflex
- Pupillometer
- Purkinje images
- Purtscher's retinopathy
- Quadrantanopia
- Raccoon eyes
- Radiation retinopathy
- Recurrent corneal erosion
- Red eye
- Red reflex
- Refraction
- Refraction index
- Refractive error
- Refractive errors
- Refractive index
- ReNu
- Retina
- Retinal correspondence
- Retinal degeneration
- Retinal detachment
- Retinal diseases
- Retinal dysplasia
- Retinal dystrophy
- Retinal migraine
- Retinitis
- Retinitis pigmentosa
- Retinopathy
- Retinopathy of prematurity
- Retinoschisis
- Retinoscopy
- Retinotopy
- Retrobulbar block
- Retrobulbar hemorrhage
- Rod cone dystrophy
- RSVP
- Rubeosis iridis
- Saccades
- Saccadic eye movement
- Scanning laser ophthalmoscopy
- Schiøtz tonometer
- Schirmer test
- Schirmer's test
- Sclera
- Scleral buckle
- Scleral lenses
- Scleritis
- Sclerocornea
- Sclerotic ring
- Scotomas
- Scotopic vision
- Senile cataract
- Septo-optic dysplasia
- Sickle cell retinopathy
- Sight
- Sixth nerve palsy
- Skew deviation
- Slit lamp
- Sloan letters
- Smooth pursuit
- Smooth pursuit eye movement
- Snellen chart
- Snow blindness
- Spasm of accommodation
- Spatial disorientation
- Spectral sensitivity
- Squint
- Staphyloma
- Stargardt disease
- Stereopsis
- Stereoscopic vision
- Strabismus
- Strabismus surgery
- Striate cortex
- Stye
- Subconjunctival hemorrhage
- Subconjunctival injection
- Subjective refraction
- Sunglasses
- Superior oblique myokymia
- Supplementary eye field
- Swedish interactive thresholding algorithm
- Swinging flashlight test
- Symblepharon
- Sympathetic ophthalmia
- Synechiae
- Tear break-up time
- Telecanthus
- Teleophthalmology
- Temporal arteritis
- Terson syndrome
- Tonometer
- Tonometry
- Toxic amblyopia
- Trabeculectomy
- Trabeculoplasty
- Traumatic cataract
- Trial frame
- Trichiasis
- Trichromacy
- Tunnel vision
- Useful Field of View
- Uveitic glaucoma
- Varilux
- Vergence
- Vernal conjunctivitis
- Vernal keratoconjunctivitis
- Vernier acuity
- Video-oculography
- Vision
- Vision disorders
- Vision rehabilitation
- Vision therapy
- Visual acuity
- Visual adaptation
- Visual agnosia
- Visual angle
- Visual cliff
- Visual comparison
- Visual cortex
- Visual disturbance
- Visual field defect
- Visual field test
- Visual fields
- Visual impairment
- Visual masking
- Visual pathway
- Visual perception
- Visual processing
- Visual space
- Visual system
- Vitelliform macular dystrophy
- Vitrectomy
- Vitreomacular adhesion
- Vitreous detachment
- Vitreous floaters
- Vitreous hemorrhage
- Von Graefe's sign
- Wagner's disease
- Wavelength
- Wet macular degeneration
- White dot syndromes
- Worth 4 dot test
- Xanthelasma
- Xanthopsia
- Xerophthalmia