Evan Chen, MD

Title(s)RESIDENT, Ophthalmology
SchoolSchool of Medicine
Address490 Illinois Street, #5310
San Francisco CA 94158
Phone415-476-1239
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    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help. to make corrections and additions.
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    Altmetrics Details PMC Citations indicate the number of times the publication was cited by articles in PubMed Central, and the Altmetric score represents citations in news articles and social media. (Note that publications are often cited in additional ways that are not shown here.) Fields are based on how the National Library of Medicine (NLM) classifies the publication's journal and might not represent the specific topic of the publication. Translation tags are based on the publication type and the MeSH terms NLM assigns to the publication. Some publications (especially newer ones and publications not in PubMed) might not yet be assigned Field or Translation tags.) Click a Field or Translation tag to filter the publications.
    1. Cost Analysis of Dropless Cataract Surgery Prophylaxis with Intracameral Antibiotics and Subconjunctival Steroids. J Cataract Refract Surg. 2024 Jul 16. Massa S, Smits DJ, Nguyen AT, Patil SA, Chen EM, Shorstein NH, Friedman S, Parikh R. PMID: 39025664.
      View in: PubMed   Mentions:    Fields:    
    2. Shifts in ophthalmic care utilization during the COVID-19 pandemic in the US. Commun Med (Lond). 2023 Dec 14; 3(1):181. Li C, Lum F, Chen EM, Collender PA, Head JR, Khurana RN, Cunningham ET, Moorthy RS, Parke DW, McLeod SD. PMID: 38097811; PMCID: PMC10721809.
      View in: PubMed   Mentions:
    3. Epidemiologic trends of domestic violence-related ocular injuries among pediatric patients: data from the Nationwide Emergency Department Sample 2008-2017. J AAPOS. 2023 12; 27(6):335.e1-335.e8. Andoh JE, Miguez S, Andoh SE, Mehta S, Mir TA, Chen EM, Jain S, Teng CC, Nwanyanwu K. PMID: 37931837; PMCID: PMC10859911.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    4. Domestic Violence-Related Ocular Injuries Among Adult Patients: Data from the Nationwide Emergency Department Sample, 2008-2017. Ophthalmic Epidemiol. 2024 Apr; 31(2):169-177. Andoh JE, Mehta SK, Chen EM, Mir TA, Nwanyanwu K, Teng CC. PMID: 37345877; PMCID: PMC10739625.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    5. Characterization and corroboration of safety signals identified from the US Food and Drug Administration Adverse Event Reporting System, 2008-19: cross sectional study. BMJ. 2022 10 05; 379:e071752. Dhodapkar MM, Shi X, Ramachandran R, Chen EM, Wallach JD, Ross JS. PMID: 36198428; PMCID: PMC9533298.
      View in: PubMed   Mentions: 13     Fields:    Translation:Humans
    6. The Effect of Sample Medication Use on Subsequent Anti-VEGF Agent Selection for Neovascular Age-Related Macular Degeneration. Semin Ophthalmol. 2022 Oct-Nov; 37(7-8):902-908. Wai KM, Begaj T, Patil S, Chen EM, Miller JB, Kylstra J, Aronow ME, Young LH, Huckfeldt R, Husain D, Kim LA, Vavvas DG, Eliott D, Mukai S, Gragoudas ES, Patel NA, Sobrin L, Miller JW, Parikh R, Wu DM. PMID: 35923110.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    7. Association between Immunosuppressive Drugs and Coronavirus Disease 2019 Outcomes in Patients with Noninfectious Uveitis in a Large US Claims Database. Ophthalmology. 2022 10; 129(10):1096-1106. Sun Y, Miller DC, Akpandak I, Chen EM, Arnold BF, Acharya NR. PMID: 35588945; PMCID: PMC9110065.
      View in: PubMed   Mentions: 4     Fields:    Translation:Humans
    8. Economic Evaluation of the Merit-Based Incentive Payment System for Ophthalmologists: Analysis of 2019 Quality Payment Program Data. JAMA Ophthalmol. 2022 05 01; 140(5):512-518. Berkowitz ST, Siktberg J, Gupta A, Portney D, Chen EM, Parikh R, Finn AP, Patel S. PMID: 35420641; PMCID: PMC9011174.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    9. The Association between Noninfectious Uveitis and Coronavirus Disease 2019 Outcomes: An Analysis of United States Claims-Based Data. Ophthalmology. 2022 03; 129(3):334-343. Miller DC, Sun Y, Chen EM, Arnold BF, Acharya NR. PMID: 34648828; PMCID: PMC8503974.
      View in: PubMed   Mentions: 6     Fields:    Translation:HumansCells
    10. Urology Practice Acquisitions by Private Equity Firms from 2011-2021. Urol Pract. 2022 01; 9(1):17-24. Nie J, Demkowicz PC, Hsiang W, Umer W, Chen EM, McMahon G, Kenney PA, Breyer BN, Parikh R, Leapman MS. PMID: 37145557.
      View in: PubMed   Mentions: 6     Fields:    
    11. Reply by Authors. Urol Pract. 2022 01; 9(1):24. Nie J, Demkowicz PC, Hsiang W, Umer W, Chen EM, McMahon G, Kenney PA, Breyer BN, Parikh R, Leapman MS. PMID: 37145588.
      View in: PubMed   Mentions:    Fields:    
    12. Socioeconomic and Demographic Disparities in the Use of Telemedicine for Ophthalmic Care during the COVID-19 Pandemic. Ophthalmology. 2022 01; 129(1):15-25. Chen EM, Andoh JE, Nwanyanwu K. PMID: 34245753; PMCID: PMC8415734.
      View in: PubMed   Mentions: 29     Fields:    Translation:HumansCells
    13. Identifying enhancement-based staging markers on baseline MRI in patients with colorectal cancer liver metastases undergoing intra-arterial tumor therapy. Eur Radiol. 2021 Dec; 31(12):8858-8867. Ghani MA, Fereydooni A, Chen E, Letzen B, Laage-Gaupp F, Nezami N, Deng Y, Gan G, Thakur V, Lin M, Papademetris X, Schernthaner RE, Huber S, Chapiro J, Hong K, Georgiades C. PMID: 34061209; PMCID: PMC8848338.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    14. The Impact of International Pricing Index Models on Anti-Vascular Endothelial Growth Factor (VEGF) Drug Costs in the United States. Semin Ophthalmol. 2022 Jan 02; 37(1):23-28. Choi S, Chen EM, Chen D, Sridhar J, Parikh R. PMID: 33822670.
      View in: PubMed   Mentions:    Fields:    
    15. Geographic atrophy severity and mortality in age-related macular degeneration. Graefes Arch Clin Exp Ophthalmol. 2021 Sep; 259(9):2643-2651. Ahluwalia A, Shen LL, Chen EM, Sun M, Park MM, Young BK, Del Priore LV. PMID: 33742280.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    16. COVID-19 and Use of Teleophthalmology (CUT Group): Trends and Diagnoses. Ophthalmology. 2021 10; 128(10):1483-1485. Portney DS, Zhu Z, Chen EM, Steppe E, Chilakamarri P, Woodward MA, Ellimoottil C, Parikh R. PMID: 33581129; PMCID: PMC7874962.
      View in: PubMed   Mentions: 17     Fields:    Translation:HumansCells
    17. Epidemiology of United States Inpatient Open Globe Injuries from 2009-2015. Ophthalmic Epidemiol. 2021 Dec; 28(6):469-478. Siddiqui N, Chen EM, Parikh R, Douglas VP, Douglas KA, Feng PW, Armstrong GW. PMID: 33522349.
      View in: PubMed   Mentions: 6     Fields:    Translation:Humans
    18. Medical Malpractice Lawsuits Involving Ophthalmology Trainees. Ophthalmology. 2021 06; 128(6):938-942. Watane A, Kalavar M, Chen EM, Mruthyunjaya P, Cavuoto KM, Sridhar J, Parikh R. PMID: 33068616.
      View in: PubMed   Mentions: 6     Fields:    Translation:Humans
    19. Trends in Anti-Vascular Endothelial Growth Factor Agents and Panretinal Photocoagulation Use in Diabetic Retinopathy. Ophthalmol Retina. 2021 04; 5(4):390-392. Azad AD, Chen EM, Hinkle J, Rayess N, Wu D, Eliott D, Mruthyunjaya P, Parikh R. PMID: 33039592.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    20. Ophthalmic Emergency Department Visits: Factors Associated With Loss to Follow-up. Am J Ophthalmol. 2021 02; 222:126-136. Chen EM, Ahluwalia A, Parikh R, Nwanyanwu K. PMID: 32882220; PMCID: PMC8328190.
      View in: PubMed   Mentions: 9     Fields:    Translation:Humans
    21. Economic Challenges of Artificial Intelligence Adoption for Diabetic Retinopathy. Ophthalmology. 2021 03; 128(3):475-477. Chen EM, Chen D, Chilakamarri P, Lopez R, Parikh R. PMID: 32717340.
      View in: PubMed   Mentions: 5     Fields:    Translation:Humans
    22. Anti-Vascular Endothelial Growth Factor and Panretinal Photocoagulation Use after Protocol S for Proliferative Diabetic Retinopathy. Ophthalmol Retina. 2021 02; 5(2):151-159. Azad AD, Chen EM, Hinkle J, Rayess N, Wu D, Eliott D, Mruthyunjaya P, Parikh R. PMID: 32693033.
      View in: PubMed   Mentions: 6     Fields:    Translation:Humans
    23. Price transparency implementation: Accessibility of hospital chargemasters and variation in hospital pricing after CMS mandate. Healthc (Amst). 2020 Sep; 8(3):100443. Lu AJ, Chen EM, Vutam E, Brandt J, Sadda P. PMID: 32919582.
      View in: PubMed   Mentions: 4     Fields:    Translation:Humans
    24. Ophthalmologists in the First Year of the Merit-based Incentive Payment System. Ophthalmology. 2021 01; 128(1):162-164. Feng PW, Gronbeck C, Chen EM, Teng CC. PMID: 32522555.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    25. Comment on Lee et al. The Impact of Medicaid Expansion on Diabetes Management. Diabetes Care 2020;43:1094-1101. Diabetes Care. 2020 06; 43(6):e70. Chen E, Parikh R. PMID: 32434899.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    26. Neutrophil-to-lymphocyte and platelet-to-lymphocyte ratios as predictors of tumor response in hepatocellular carcinoma after DEB-TACE. Eur Radiol. 2020 Oct; 30(10):5663-5673. Schobert IT, Savic LJ, Chapiro J, Bousabarah K, Chen E, Laage-Gaupp F, Tefera J, Nezami N, Lin M, Pollak J, Schlachter T. PMID: 32424595; PMCID: PMC7483919.
      View in: PubMed   Mentions: 61     Fields:    Translation:HumansCells
    27. Ophthalmic Medication Expenditures and Out-of-Pocket Spending: An Analysis of United States Prescriptions from 2007 through 2016. Ophthalmology. 2020 10; 127(10):1292-1302. Chen EM, Kombo N, Teng CC, Mruthyunjaya P, Nwanyanwu K, Parikh R. PMID: 32359935; PMCID: PMC7508869.
      View in: PubMed   Mentions: 13     Fields:    Translation:Humans
    28. Neighborhood Deprivation and Adherence to Initial Diabetic Retinopathy Screening. Ophthalmol Retina. 2020 05; 4(5):550-552. Yusuf R, Chen EM, Nwanyanwu K, Richards B. PMID: 32139294; PMCID: PMC8281953.
      View in: PubMed   Mentions: 11     Fields:    Translation:HumansPHPublic Health
    29. Private Equity in Ophthalmology and Optometry: Analysis of Acquisitions from 2012 through 2019 in the United States. Ophthalmology. 2020 04; 127(4):445-455. Chen EM, Cox JT, Begaj T, Armstrong GW, Khurana RN, Parikh R. PMID: 32067797.
      View in: PubMed   Mentions: 12     Fields:    Translation:Humans
    30. Re: Gong et al.: Comparison of United States and international ophthalmic drug pricing (Ophthalmology. 2019;126:1358-1365. Ophthalmology. 2019 12; 126(12):e94-e95. Chen E, Parikh R. PMID: 31759507.
      View in: PubMed   Mentions:    Fields:    
    31. Association of the Affordable Care Act Medicaid Expansion with Dilated Eye Examinations among the United States Population with Diabetes. Ophthalmology. 2020 07; 127(7):920-928. Chen EM, Armstrong GW, Cox JT, Wu DM, Hoover DR, Del Priore LV, Parikh R. PMID: 31735405.
      View in: PubMed   Mentions: 6     Fields:    Translation:Humans
    32. Biodegradable PEG-poly(ω-pentadecalactone-co-p-dioxanone) nanoparticles for enhanced and sustained drug delivery to treat brain tumors. Biomaterials. 2018 09; 178:193-203. Chen EM, Quijano AR, Seo YE, Jackson C, Josowitz AD, Noorbakhsh S, Merlettini A, Sundaram RK, Focarete ML, Jiang Z, Bindra RS, Saltzman WM. PMID: 29936153; PMCID: PMC6082184.
      View in: PubMed   Mentions: 25     Fields:    Translation:AnimalsCells
    33. Local DNA Repair Inhibition for Sustained Radiosensitization of High-Grade Gliomas. Mol Cancer Ther. 2017 08; 16(8):1456-1469. King AR, Corso CD, Chen EM, Song E, Bongiorni P, Chen Z, Sundaram RK, Bindra RS, Saltzman WM. PMID: 28566437; PMCID: PMC5545124.
      View in: PubMed   Mentions: 17     Fields:    Translation:HumansAnimalsCells
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