2020
Ophthalmic Medication Expenditures and Out-of-Pocket Spending An Analysis of United States Prescriptions from 2007 through 2016
Chen EM, Kombo N, Teng CC, Mruthyunjaya P, Nwanyanwu K, Parikh R. Ophthalmic Medication Expenditures and Out-of-Pocket Spending An Analysis of United States Prescriptions from 2007 through 2016. Ophthalmology 2020, 127: 1292-1302. PMID: 32359935, PMCID: PMC7508869, DOI: 10.1016/j.ophtha.2020.04.037.Peer-Reviewed Original ResearchConceptsOphthalmic medicationsMedication expendituresOOP expenditureLongitudinal cohort studyOverall drug expendituresUnited States populationPrescription drug spendingGlaucoma medicationsCohort studyMedication useDry eyePrescription usePrescription expendituresPrescription medicationsOOP expensesMedicationsCopayment assistancePocket expenditureOOP spendingDrug expendituresPocket spendingDrug spendingIndirect costsMEPS participantsLinear regression
2012
In Vivo Evaluation of Focal Lamina Cribrosa Defects in Glaucoma
Kiumehr S, Park SC, Dorairaj S, Teng CC, Tello C, Liebmann JM, Ritch R. In Vivo Evaluation of Focal Lamina Cribrosa Defects in Glaucoma. JAMA Ophthalmology 2012, 130: 552-559. PMID: 22232364, DOI: 10.1001/archopthalmol.2011.1309.Peer-Reviewed Original ResearchConceptsFocal LC defectsFocal lamina cribrosaVisual field lossLamina cribrosaNeuroretinal rimOptic nerveHealthy subjectsOptic discField lossEnhanced depthLC defectsGreater sensitivity lossOptic nerve headVisual field defectsOptical coherence tomographic imagesOptical coherence tomographyNerve headField defectsHealthy eyesInferior halfGlaucomaTissue lossCoherence tomographyFar peripheryVivo evaluationHorizontal Central Ridge of the Lamina Cribrosa and Regional Differences in Laminar Insertion in Healthy Subjects
Park SC, Kiumehr S, Teng CC, Tello C, Liebmann JM, Ritch R. Horizontal Central Ridge of the Lamina Cribrosa and Regional Differences in Laminar Insertion in Healthy Subjects. Investigative Ophthalmology & Visual Science 2012, 53: 1610-1616. PMID: 22266523, DOI: 10.1167/iovs.11-7577.Peer-Reviewed Original ResearchConceptsAnterior laminar surfaceLamina cribrosaHealthy subjectsDepth Imaging Optical Coherence TomographyTemporal regionsHorizontal B-scansOptic nerve headPathophysiology of glaucomaVertical B-scansB-scansInferior midperipheryEDI-OCTNerve headLC depthCoherence tomographyPeripapillary scleraLaminar surfaceInsertion areaEyesFurther investigationSubjectsMidperipheryRegional differencesGlaucomaLC images
2011
Enhanced Depth Imaging Optical Coherence Tomography of Deep Optic Nerve Complex Structures in Glaucoma
Park SC, De Moraes CG, Teng CC, Tello C, Liebmann JM, Ritch R. Enhanced Depth Imaging Optical Coherence Tomography of Deep Optic Nerve Complex Structures in Glaucoma. Ophthalmology 2011, 119: 3-9. PMID: 21978593, DOI: 10.1016/j.ophtha.2011.07.012.Peer-Reviewed Original ResearchConceptsShort posterior ciliary arteriesCentral retinal arteryCentral retinal veinDepth Imaging Optical Coherence TomographyOptical coherence tomographyEDI-OCT imagesLamina cribrosaGlaucoma patientsOptic nerveHigh myopiaCoherence tomographyEnhanced Depth Imaging Optical Coherence TomographyOptic nerve complexOptic disc photographsPosterior ciliary arteriesFocal LC defectsAnterior laminar surfaceOCT imagesIntrachoroidal cavitationDisc photographsCiliary arteriesGlaucomatous damagePathologic featuresPeripapillary choroidRetinal arteryShort-duration transient visual evoked potential for objective measurement of refractive errors
Anand A, De Moraes CG, Teng CC, Liebmann JM, Ritch R, Tello C. Short-duration transient visual evoked potential for objective measurement of refractive errors. Documenta Ophthalmologica 2011, 123: 141-147. PMID: 21931961, DOI: 10.1007/s10633-011-9289-7.Peer-Reviewed Original ResearchConceptsRefractive errorP100 amplitudeVEP responsesScoring systemUncorrected refractive errorSmall refractive errorsLarge refractive errorsObjective measurementsVEP scoresP100 latencyTransient visual evoked potentialEmmetropic subjectsVisual evoked potentialDiopter rangeRefractive stateObjective refractionTrial lensesEvoked PotentialsEmmetropiaObjective screeningSubjectsHypermetropiaCorneal Hysteresis and Beta-Zone Parapapillary Atrophy
Hayes DD, Teng CC, de Moraes CG, Tello C, Liebmann JM, Ritch R. Corneal Hysteresis and Beta-Zone Parapapillary Atrophy. American Journal Of Ophthalmology 2011, 153: 358-362.e1. PMID: 21920490, DOI: 10.1016/j.ajo.2011.06.025.Peer-Reviewed Original ResearchConceptsVisual field mean deviationCorneal hysteresisCorneal resistance factorOcular Response AnalyzerCentral corneal thicknessDisc photographsParapapillary atrophySignificant differencesBeta-zone parapapillary atrophyΒ-zone parapapillary atrophyClear corneal phacoemulsificationContact lens useCross-sectional studyLens useFellow eyesGlaucoma patientsOcular surgeryCorneal abnormalitiesMasked fashionCorneal thicknessUnivariate analysisStudy visitΒPPAExclusion criteriaMultivariate analysisInitial Parafoveal Versus Peripheral Scotomas in Glaucoma: Risk Factors and Visual Field Characteristics
Park SC, De Moraes CG, Teng CC, Tello C, Liebmann JM, Ritch R. Initial Parafoveal Versus Peripheral Scotomas in Glaucoma: Risk Factors and Visual Field Characteristics. Ophthalmology 2011, 118: 1782-1789. PMID: 21665283, DOI: 10.1016/j.ophtha.2011.02.013.Peer-Reviewed Original ResearchConceptsInitial parafoveal scotomaMaximum untreated intraocular pressureUntreated intraocular pressureSystemic risk factorsRisk factorsIntraocular pressureVisual fieldDisc hemorrhage detectionVF mean deviationGroup of patientsCentral corneal thicknessStandard visual fieldsVisual field characteristicsDH detectionParafoveal scotomaPeripheral scotomaCentral field lossClinical characteristicsMean deviationNasal stepCorneal thicknessRefractive errorFamily historyObservational studyHigh risk