A

• ABKAphakic bullous keratopathy
• ABMD or EBMDAnterior (or epithelial) basement membrane dystrophy
• ACAnterior chamber
• AC/AAccommodative convergence/accommodation angle
• ACIOLAnterior chamber intraocular lens
• AFBAcid-fast bacillus
• AFGEAir-fluid gas exchange
• AFXAir-fluid exchange
• AGISAdvanced Glaucoma Intervention Study
• AIONArteritic ischemic optic neuropathy
• AKAstigmatic keratotomy
• ALTArgon laser trabeculoplasty
• AMDAge-related macular degeneration
• AMTAmniotic membrane tissue or transplant
• APMPPEAcute posterior multifocal placoid pigment epitheliopathy
• Anti-VEGFAnti–vascular endothelial growth factor
• APD or RAPD(Relative) afferent pupillary defect
• ARCAbnormal retinal correspondence
• ARNAcute retinal necrosis
• ASCAnterior subcapsular cataract
• ASPAnterior stromal puncture
• AVArteriovenous
• AZOORAcute zonal occult outer retinopathy

B

• BCVABest corrected visual acuity
• BDRBackground diabetic retinopathy
• BRAOBranch retinal artery occlusion
• BRVO or BVOBranch retinal vein occlusion
• BSCLBandage soft contact lens
• BSSBalanced salt solution
• BxBiopsy

C

• C₃F₈Perfluoropropane
• CACGChronic angle closure glaucoma
• CAICarbonic anhydrase inhibitor
• CARCancer-associated retinopathy
• CBCiliary body
• CBCComplete blood count
• CCFCarotid-cavernous (sinus) fistula
• CCTCentral corneal thickness
• C/DCup/disc ratio
• CECataract extraction
• C/FCell/flare
• CFCount fingers
• CHEDCongenital hereditary endothelial dystrophy
• CHRPECongenital hypertrophy of the retinal pigment epithelium
• CINConjunctival intraepithelial neoplasia
• CLContact lens
• CLWContact lens wearer
• CMECystoid macular edema
• CMVCytomegalovirus
• CNCranial nerve
• CNV or CNVMChoroidal neovascularization or choroidal neovascular membrane
• CPACerebellopontine angle
• CPCCyclophotocoagulation
• CPEOChronic progressive external ophthalmoplegia
• CRAChorioretinal atrophy or central retinal artery
• CRAOCentral retinal artery occlusion
• CRVO or CVOCentral retinal vein occlusion
• CSCR or CSRCentral serous (chorio)retinopathy
• CSMCentral, steady, and maintained fixation
• CSMEClinically significant macular edema
• CSNBCongenital stationary night blindness
• CVFConfrontation visual field
• CVOSCentral Vein Occlusion Study
• CWSCotton–wool spot
• CXLCorneal crosslinking

D

• DALKDeep anterior lamellar keratoplasty
• DBDDiamond burr debridement
• DCRDacryocystorhinostomy
• DDTDye disappearance test
• DDDisc diameter(s)
• DESDry eye syndrome
• DFEDilated fundus examination
• DLKDiffuse lamellar keratitis
• DMDiabetes mellitus
• DMEKDescemet membrane endothelial keratoplasty
• D/QDeep and quiet
• DRDiabetic retinopathy
• DRSDiabetic Retinopathy Study
• DS(A)EKDescemet stripping (automated) endothelial keratoplasty
• DSODescemet stripping only
• DUSNDiffuse unilateral subacute neuroretinitis
• DVDDissociated vertical deviation

E

• EEsophoria
• EBMDEpithelial basement membrane dystrophy
• ECCEExtracapsular cataract extraction
• ECDEndothelial cell density
• EDTAEthylenediamine tetraacetic acid
• EKCEpidemic keratoconjunctivitis
• ELEndolaser
• EOGElectrooculogram
• EOMExtraocular muscles or motility
• ERGElectroretinogram
• ERMEpiretinal membrane
• ESRErythrocyte sedimentation rate
• ETEsotropia
• ETDRSEarly Treatment Diabetic Retinopathy Study
• EUAExamination under anesthesia

F

• FAFluorescein angiogram
• FAFFundus autofluorescence
• FHICFuchs heterochromic iridocyclitis
• FAZFoveal avascular zone
• FBForeign body
• FBSFasting blood sugar or foreign body sensation
• FEVRFamilial exudative vitreoretinopathy
• FNAFine needle aspiration
• FTA-ABSFluorescent treponemal antibody absorption
• FTFCFull to finger counting
• FTNFinger tension normal

G

• GAGeographic atrophy
• GCGonococcus
• GCAGiant cell arteritis
• GLTGlaucoma Laser Trial
• GPCGiant papillary conjunctivitis

H

• HAHeadache
• HMHand motion
• HSVHerpes simplex virus
• HTHypertropia
• HVFHumphrey visual field
• HZOHerpes zoster ophthalmicus

I

• ICCEIntracapsular cataract extraction
• ICEIridocorneal endothelial syndrome
• ICGIndocyanine green
• IGRAInterferon-gamma release assay
• IKInterstitial keratitis
• ILMInternal limiting membrane
• INOInternuclear ophthalmoplegia
• IOInferior oblique muscle
• IOFBIntraocular foreign body
• IOISIdiopathic orbital inflammatory syndrome
• IOLIntraocular lens
• IOOInferior oblique overaction
• IOPIntraocular pressure
• IRInferior rectus muscle
• IRMAIntraretinal microvascular abnormalities
• IVFAIntravenous fluorescein angiography

J

• JOAGJuvenile open angle glaucoma
• JIAJuvenile idiopathic arthritis
• JXGJuvenile xanthogranuloma

K

• KKeratometry or cornea
• K-proKeratoprosthesis
• KCNKeratoconus
• KPKeratic precipitates

L

• LASERLight amplification by stimulated emission of radiation
• LASIKLaser in situ keratomileusis
• LASEKLaser subepithelial keratomileusis
• LLLower eyelid
• LFLevator function
• LPLight perception
• LPILaser peripheral iridotomy
• LRLateral rectus muscle
• LTGLow-tension glaucoma

M

• MAMicroaneurysm
• MARMelanoma-associated retinopathy
• MCEMicrocystic corneal edema
• MEMacular edema
• MEWDSMultiple evanescent white dot syndrome
• MGMyasthenia gravis
• MGDMeibomian gland dysfunction
• MHA-TPMicrohemagglutination assay for Treponema pallidum
• MIGSMicroinvasive glaucoma surgery
• MMMalignant melanoma
• MMCMitomycin C
• MMPMucous membrane pemphigoid
• MPMembrane peel
• MPSMacular Photocoagulation Study
• MRMedial rectus muscle
• MRDMargin to reflex distance
• MRSAMethicillin-resistant Staphylococcus aureus
• MSMultiple sclerosis

N

• NAIONNonarteritic ischemic optic neuropathy
• Nd-YAGNeodymium-doped yttrium aluminum garnet (laser)
• NFLNerve fiber layer
• NINo improvement
• NKNeurotrophic keratopathy or keratitis
• NLDONasolacrimal duct obstruction
• NLPNo light perception
• NPANear point of accommodation
• NPCNear point of convergence
• NPDRNonproliferative diabetic retinopathy
• NRCNormal retinal correspondence
• NSNuclear sclerosis
• NTGNormal tension glaucoma
• NV (A, D, E, or I)Neovascularization (angle, disc, elsewhere [in retina], or iris)
• NVGNeovascular glaucoma

O

• OCPOcular cicatricial pemphigoid
• OCSOrbital compartment syndrome
• OCTOptical coherence tomography
• ODOculus dexter, or right eye
• OHTOcular hypertension
• OISOcular ischemic syndrome
• OKNOptokinetic nystagmus
• ONOptic nerve
• OSOculus sinister, or left eye
• OUOculus uterque, or both eyes

P

• PPupils
• PAMPrimary acquired melanosis or potential acuity meter
• PASPeripheral anterior synechiae
• PBKPseudophakic bullous keratopathy
• PCPosterior chamber
• PCIOLPosterior chamber intraocular lens
• PCOPosterior capsular opacity
• PDPrism diopters or pupillary distance
• PDRProliferative diabetic retinopathy
• PDSPigment dispersion syndrome
• PDTPhotodynamic therapy
• PEPhacoemulsification or physical examination
• PEDPigment epithelial detachment
• PERRL(A)Pupils equal, round, and reactive to light (and accommodation)
• PFPalpebral fissure
• PFATPreservative-free artificial tear
• PFVPersistent fetal vasculature
• PHPinhole
• PIPeripheral iridectomy/iridotomy
• PKPenetrating keratoplasty
• PLEPen light examination
• PMDPellucid marginal degeneration
• PMMAPolymethylmethacrylate
• POAGPrimary open angle glaucoma
• POHSPresumed ocular histoplasmosis syndrome
• PORNProgressive outer retinal necrosis
• PPCDPosterior polymorphous corneal dystrophy
• PPDPurified protein derivative
• PPLPars plana lensectomy
• PPVPars plana vitrectomy
• PRPPanretinal photocoagulation
• PRKPhotorefractive keratectomy
• PSCPosterior subcapsular cataract
• PTKPhototherapeutic keratectomy
• PVDPosterior vitreous detachment
• PVRProliferative vitreoretinopathy
• PXEPseudoxanthoma elasticum
• PXFPseudoexfoliation

R

• RARheumatoid arthritis
• RAPD or APDRelative afferent pupillary defect
• RbRetinoblastoma
• RCERecurrent corneal erosion
• (R)RD(Rhegmatogenous) retinal detachment
• RGPRigid gas permeable (contact lens)
• RKRadial keratotomy
• ROPRetinopathy of prematurity
• RPRetinitis pigmentosa
• RPRRapid plasma reagin
• RPERetinal pigment epithelium

S

• SBScleral buckle
• SCHSubconjunctival hemorrhage
• SEISubepithelial (anterior stromal) infiltrate
• SF₆Sulfur hexafluoride
• SLESlit lamp examination or systemic lupus erythematosus
• SLKSuperior limbic keratoconjunctivitis
• SLTSelective laser trabeculoplasty
• SMILESmall incision lenticule extraction
• SOSuperior oblique muscle or sympathetic ophthalmia or silicone oil
• SPKSuperficial punctate keratopathy or keratitis
• SRSuperior rectus muscle
• SRFSubretinal fluid
• SSScleral spur
• SVPSpontaneous venous pulsation

T

• T (a,t)Tension or tonometry (applanation, Tonopen)
• TBUTTear break-up time
• TEDThyroid eye disease
• TIATransient ischemic attack
• TIDTransillumination defect
• TMTrabecular meshwork
• TRDTractional retinal detachment
• TTTTranspupillary thermotherapy

U

• UCVAUncorrected visual acuity
• UGHUveitis–glaucoma–hyphema syndrome
• UBMUltrasound biomicroscopy
• ULUpper eyelid

V

• VA (cc or sc)Visual acuity (with correction or without correction)
• VDRLVenereal Disease Research Laboratory
• VERVisual-evoked response
• VFVisual field
• VHVitreous hemorrhage
• VKHVogt–Koyanagi–Harada syndrome
• VZVVaricella zoster virus

W

• WEBOFWhite-eyed blowout fracture

X

• XExophoria
• XTExotropia

Y

• YAGYttrium aluminum garnet (laser)