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Karen L Christopher

TitleAsst Professor
InstitutionUniversity of Colorado Denver - Anschutz Medical Campus
DepartmentSOM-OP General Operations

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    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
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    1. Geiger MD, Lynch AM, Palestine AG, Grove NC, Christopher KL, Davidson RS, Taravella MJ, Mandava N, Patnaik JL. Are there sex-based disparities in cataract surgery? Int J Ophthalmol. 2024; 17(1):137-143. PMID: 38239954.
      View in: PubMed
    2. Grove NC, Pelak VS, Christopher KL, Wagner BD, Lynch AM, Patnaik JL. Cataract Phacoemulsification in People with Dementia: Characterization and Outcomes. Ophthalmic Epidemiol. 2023 Nov 16; 1-9. PMID: 37971269.
      View in: PubMed
    3. Bernstein IA, Zhang YV, Govil D, Majid I, Chang RT, Sun Y, Shue A, Chou JC, Schehlein E, Christopher KL, Groth SL, Ludwig C, Wang SY. Comparison of Ophthalmologist and Large Language Model Chatbot Responses to Online Patient Eye Care Questions. JAMA Netw Open. 2023 08 01; 6(8):e2330320. PMID: 37606922.
      View in: PubMed
    4. Smith SE, Lynch AM, Auer EA, Bol KA, Christopher KL, Mandava N, Patnaik JL. Visual Functioning and Mortality of Age-Related Macular Degeneration Patients in a Colorado Cohort. Ophthalmol Retina. 2023 11; 7(11):982-989. PMID: 37437714.
      View in: PubMed
    5. Christopher KL, Patnaik JL, Lynch AM, Grove N. Investigation into the relationship between body mass index and cataract surgery characteristics and complications. Clin Exp Ophthalmol. 2023 Sep-Oct; 51(7):742-745. PMID: 37406642.
      View in: PubMed
    6. Xia JL, Patnaik JL, Lynch AM, Christopher KL. Comparison of cataract surgery outcomes in patients with type 1 vs type 2 diabetes mellitus and patients without diabetes mellitus. J Cataract Refract Surg. 2023 06 01; 49(6):608-613. PMID: 36779812.
      View in: PubMed
    7. Ifantides C, SooHoo JR, Christopher KL. Impact of a formal manual small-incision cataract surgery curriculum in an American ophthalmology residency program. Indian J Ophthalmol. 2023 Jun; 71(6):2474-2477. PMID: 37322664.
      View in: PubMed
    8. Mudie LI, Patnaik JL, Gill Z, Wagner M, Christopher KL, Seibold LK, Ifantides C. Disparities in eye clinic patient encounters among patients requiring language interpreter services. BMC Ophthalmol. 2023 Mar 02; 23(1):82. PMID: 36864395.
      View in: PubMed
    9. Christopher KL, Terrin S, Lohmeier J, Hartman M, Davidson RS, Taravella MJ. Comparison of the Modified Jones Tube Technique and the DMEK EndoGlide Technique With and Without Viscoelastic Material for DMEK Tissue Preparation. Cornea. 2023 Feb 01; 42(2):247-251. PMID: 36582037.
      View in: PubMed
    10. Christopher KL, Patnaik JL, Penland KJ, Pantcheva MB, Lynch AM, Ifantides C. Outcomes and Risk Factors for Complications in Cataract Patients with Hepatitis C Virus Infection. Ophthalmic Epidemiol. 2023 10; 30(5):492-498. PMID: 36196031.
      View in: PubMed
    11. Christopher KL, Ifantides C, Lynch AM, Patnaik JL. Intraocular lens calculations in patients with previous sequential radial keratotomy and LASIK/PRK. J Cataract Refract Surg. 2022 08 01; 48(8):971-973. PMID: 35171141.
      View in: PubMed
    12. Kalhorn A, Patnaik JL, Ifantides C, Capitena Young CE, Lynch AM, Christopher KL. Association between Increased Cataract Surgery Duration and Postoperative Outcomes. Ophthalmic Epidemiol. 2022 Apr 18; 1-6. PMID: 35436169.
      View in: PubMed
    13. Gelinas N, Lynch AM, Mathias MT, Palestine AG, Mandava N, Christopher KL, Patnaik JL. Gender as an effect modifier in the relationship between hypertension and reticular pseudodrusen in patients with early or intermediate age-related macular degeneration. Int J Ophthalmol. 2022; 15(3):461-465. PMID: 35310058.
      View in: PubMed
    14. Dawson VJ, Patnaik JL, Wildes M, Bonnell LN, Miller DC, Taravella MJ, Lynch AM, Christopher KL. Risk of posterior capsule rupture in patients with type 2 diabetes mellitus and diabetic retinopathy during phacoemulsification cataract surgery. Acta Ophthalmol. 2022 Nov; 100(7):813-818. PMID: 35253993.
      View in: PubMed
    15. Fonteh CN, Patnaik JL, Grove NC, Lynch AM, Christopher KL. Predictors of Pseudophakic Retinal Tears at a Tertiary Care Academic Medical Center. Ophthalmol Retina. 2022 06; 6(6):450-456. PMID: 35093584.
      View in: PubMed
    16. Strong Caldwell A, Patnaik JL, Ackerman M, Christopher KL, Lynch AM, Singh JK. Risk of Refractive Prediction Error After Cataract Surgery in Patients with Thyroid Eye Disease. Clin Ophthalmol. 2021; 15:4431-4438. PMID: 34795474.
      View in: PubMed
    17. Fichtner JE, Patnaik J, Christopher KL, Petrash JM. Cataract inhibitors: Present needs and future challenges. Chem Biol Interact. 2021 Nov 01; 349:109679. PMID: 34600869.
      View in: PubMed
    18. Patnaik JL, Christopher KL, Pedler MG, Shieh B, Petrash CC, Wagner BD, Mandava N, Lynch AM, Palestine AG, Petrash JM. The Protective Effect of Metformin Use on Early Nd:YAG Laser Capsulotomy. Invest Ophthalmol Vis Sci. 2021 08 02; 62(10):24. PMID: 34415985.
      View in: PubMed
    19. Ifantides C, Naids SM, Muttuvelu DV, Mian SI, Christopher KL. A Modified Flanged Intrascleral Intraocular Lens Fixation Technique Using an Externalized Needle for Haptic Docking. Clin Ophthalmol. 2021; 15:2047-2050. PMID: 34040338.
      View in: PubMed
    20. Cabrera MT, Christopher KL, Collins ME, Ing E, Sun G, Pettey JH, Simon SS, Sridhar J, Soohoo JR, Simpson RG, Ding L, Pineles SL. Utilizing a Professionalism Mentor to Address Sexual Harassment in Academic Ophthalmology. J Acad Ophthalmol (2017). 2021 Jan; 13(1):e11-e18. PMID: 37389162.
      View in: PubMed
    21. Christopher KL, Patnaik JL, Ifantides C, Miller DC, Davidson RS, Taravella MJ, Lynch A, Wagner B. Time Utilization and Refractive Prediction Enhancement Associated with Intraoperative Aberrometry Use During Cataract Surgery. Clin Ophthalmol. 2021; 15:531-539. PMID: 33603331.
      View in: PubMed
    22. Ifantides C, Christopher KL, Deitz GA, Smith JM, Patnaik JL, SooHoo JR, Subramanian PS. Ophthalmic Injuries by Less-Lethal Kinetic Weapons During the US George Floyd Protests in Spring 2020. JAMA Ophthalmol. 2021 02 01; 139(2):242-244. PMID: 33270094.
      View in: PubMed
    23. Rohl A, Christopher KL, Ifantides C. Two cases of pen ink scleral tattoos and a brief review of the literature. Am J Ophthalmol Case Rep. 2021 Mar; 21:101015. PMID: 33537509.
      View in: PubMed
    24. Christopher KL, Patnaik JL, Miller DC, Lynch AM, Taravella MJ, Davidson RS. Accuracy of Intraoperative Aberrometry, Barrett True-K With and Without Posterior Cornea Measurements, Shammas-PL, and Haigis-L Formulas After Myopic Refractive Surgery. J Refract Surg. 2021 Jan 01; 37(1):60-68. PMID: 33432996.
      View in: PubMed
    25. Christopher KL, Dawson VJ, Kandarakis SA, Ifantides C. A Review and Update on Surgical Management of Intraocular Lens Dislocation. Int Ophthalmol Clin. 2021 01 01; 61(1):15-28. PMID: 33337791.
      View in: PubMed
    26. Miller DC, Patnaik JL, Palestine AG, Lynch AM, Christopher KL. Cataract Surgery Outcomes in Human Immunodeficiency Virus Positive Patients at a Tertiary Care Academic Medical Center in the United States. Ophthalmic Epidemiol. 2021 10; 28(5):400-407. PMID: 33369513.
      View in: PubMed
    27. Dawson VJ, Patnaik JL, Ifantides C, Miller DC, Lynch AM, Christopher KL. Comparison of refractive prediction for intraoperative aberrometry and Barrett True K no history formula in cataract surgery patients with prior radial keratotomy. Acta Ophthalmol. 2021 Sep; 99(6):e844-e851. PMID: 33258305.
      View in: PubMed
    28. Siegel DT, Christopher KL. Bleeding Under an Established Laser-Assisted In Situ Keratomileusis (LASIK) Flap. Ophthalmology. 2020 10; 127(10):1302. PMID: 32951669.
      View in: PubMed
    29. Christopher KL, Hood CT, Mian SI, Ayres B. Endophthalmitis in Advanced Microbial Keratitis: Risk Factors and Examination Findings. Cornea. 2020 Sep; 39(9):1096-1101. PMID: 32472790.
      View in: PubMed
    30. Ifantides C, Deitz GA, Christopher KL, Slingsby TJ, Subramanian PS. Less-Lethal Weapons Resulting in Ophthalmic Injuries: A Review and Recent Example of Eye Trauma. Ophthalmol Ther. 2020 Sep; 9(3):1-7. PMID: 32535838.
      View in: PubMed
    31. Miller DC, Christopher KL, Patnaik JL, Lynch AM, Seibold LK, Mandava N, Taravella MJ. Posterior Capsule Rupture during Cataract Surgery in Eyes Receiving Intravitreal anti-VEGF Injections. Curr Eye Res. 2021 02; 46(2):179-184. PMID: 32657614.
      View in: PubMed
    32. Ifantides C, Sieck EG, Christopher KL. Rotary Chop: A New Technique for Teaching Chop and Tackling Mature Cataracts. Ophthalmol Ther. 2020 Jun; 9(2):321-327. PMID: 32301058.
      View in: PubMed
    33. Carvajal Bedoya G, Caplan L, Christopher KL, Reddy AK, Ifantides C. Tattoo Granulomas With Uveitis. J Investig Med High Impact Case Rep. 2020 Jan-Dec; 8:2324709620975968. PMID: 33238758.
      View in: PubMed
    34. Christopher KL, Miller DC, Patnaik JL, Lynch AM, Davidson RS, Taravella MJ. Comparison of Visual Outcomes of Extended Depth of Focus Lenses in Patients With and Without Previous Laser Refractive Surgery. J Refract Surg. 2020 Jan 01; 36(1):28-33. PMID: 31917848.
      View in: PubMed
    35. Christopher KL, Menachof KK, Fathi R. Scurvy masquerading as reactive arthritis. Cutis. 2019 Mar; 103(3):E21-E23. PMID: 31039242.
      View in: PubMed
    36. Christopher KL, Elner VM, Demirci H. Conjunctival Lymphoma in a Patient on Fingolimod for Relapsing-Remitting Multiple Sclerosis. Ophthalmic Plast Reconstr Surg. 2017 May/Jun; 33(3):e73-e75. PMID: 27533512.
      View in: PubMed
    37. Christopher KL, Stafeeva K, Erlanger MS. Spontaneous iris bleeding during cataract surgery in a patient with thrombocytopenia. Digit J Ophthalmol. 2015; 21(3):1-7. PMID: 27330466.
      View in: PubMed
    38. Christopher KL, Pedler MG, Shieh B, Ammar DA, Petrash JM, Mueller NH. Alpha-crystallin-mediated protection of lens cells against heat and oxidative stress-induced cell death. Biochim Biophys Acta. 2014 Feb; 1843(2):309-15. PMID: 24275510.
      View in: PubMed
    39. Reed B, McFann K, Kimberling WJ, Pei Y, Gabow PA, Christopher K, Petersen E, Kelleher C, Fain PR, Johnson A, Schrier RW. Presence of de novo mutations in autosomal dominant polycystic kidney disease patients without family history. Am J Kidney Dis. 2008 Dec; 52(6):1042-50. PMID: 18640754.
      View in: PubMed
    40. Christopher KL, Spofford BT, Petrun MD, McCarty DC, Goodman JR, Petty TL. A program for transtracheal oxygen delivery. Assessment of safety and efficacy. Ann Intern Med. 1987 Dec; 107(6):802-8. PMID: 3688673.
      View in: PubMed
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