Ophthalmology And Visual Sciences

Karen M. Gehrs, MD

Portrait

Clinical Associate Professor of Ophthalmology and Visual Sciences

Contact Information

Email: karen-gehrs@uiowa.edu

Education

BS, Chemistry, Rhodes College, Memphis, Tenn
MD, Medicine, University of Missouri-Columbia, Columbia

Transitional Internship, St. John's Mercy Medical Center
Residency, Ophthalmology, Duke University Eye Center, Durham, NC
Fellowship, Vitreoretinal Surgery, Duke University Eye Center, Durham, NC
Chief Resident, OphthalmologyRetina, Duke University Eye Center, Durham, NC

Licensure and Certifications

State of Florida Medical License (permanent), Florida Board of Medicine
State of Iowa Medical License, Iowa Board of Medicine
Kansas State Medical License (Permanent), Kansas Board of Medicine
State of Illinois Medical License, Illinois Board of Medicine
State of Missouri Medical License (permanent), Missouri Board of Medicine
State of North Carolina Medical License (permanent), North Carolina Board of Medicine
NBME Diplomate, National Board of Medical Examiners

All Publications

Meyers K, Mares J, Igo Jr R, Truitt B, Liu Z, Millen A, Klein M, Johnson E, Engelman C, Karki C, Blodi B, Gehrs K, Tinker L, Wallace R, Robinson J, Leblanc E, Sarto G, Bernstein P, Sangiovanni J, Iyengar S.  Genetic Evidence for Role of Carotenoids in Age-Related Macular Degeneration in the Carotenoids in Age-Related Eye Disease Study (CAREDS). (Epub 2013/12/19).  Invest Ophthalmol Vis Sci.  2014. 55(1):587-599.
[PubMed]

Koffron P, Jacobsen J, Gehrs K.  Use of ophthalmic lidocaine gel as an anesthetic for intravitreal injections.  Insight.  2013 Spring. 38(2):22-23.

Meyers K, Johnson E, Bernstein P, Iyengar S, Gngelman C, Carki C, Liu Z, Igo Jr R, Truitt B, Klein M, Snodderly D, Bloldi B, Gehrs K, Sarto G, Wallace R, Robinson J, Leblanc E, Hageman G, Tinker L, Mares J.  Genetic determinants of macular pigments in women of the carotenoids in age-related eye disease study.  Invest Ophthalmol Vis sci.  2013. 54(3):2333-2345.

Perlee L, Bansal A, Gehrs K, Heier J, Csaky K, Allikmets R, Oeth P, Paladino T, Farkas D, Rawlings P, Hageman G.  Inclusion of genotype with fundus phenotype improves accuracy of predicting choroidal neovascularization and geographic atrophy.  Ophthalmology.  2013. 120(9):1880-1892.
[PubMed]

Skeie J, Brown E, Martinez H, Russell S, Birkholz E, Folk J, Boldt H, Gehrs K, Stone E, Wright M, Mahajan V.  Proteomic analysis of vitreous biopsy techniques.  Retina.  2012 December. 32(10):2141-2149.
[Link]

Kitzmann A, Fethke N, Baratz K, Zimmerman M, Hackbarth D, Gehrs K.  A survey study of musculoskeletal disorders among eye care physicians compared with family medicine physicians.  Ophthalmology.  2012 February. 119(2):213-220.
[Link]

Hageman G, Gehrs K, Lejnine S, Bansal A, Deangelis M, Guymer R, Baird P, Allikmets R, Deciu C, Oath P, Perlee L.  Clinical validation of a genetic model to estimate the risk of developing choroidal neovascular age-related macular degeneration.  Human Genomics.  2011 July 5. 5(5):420-440.
[Link]

Mares J, Voland R, Sondel S, Millan A, Larowe T, Moeller S, Klein M, Blodi B, Chappell R, Tinker L, Ritenbaugh C, Gehrs K, Sarto G, Johnson E, Snodderly D, Wallace R.  Healthy lifestyles related to subsequent prevalence of age-related macular degeneration.  Arch Ophthalmol.  2011 April. 129(4):470-480.
[Link]

Millen A, Voland R, Sondel S, Parekh M, Horst R, Wallace R, Hageman G, Chappell R, Blodi B, Klein M, Gehrs K, Sarto G, Mares J, CAREDS Study Group .  Vitamin D status and early age-related macular degeneration in postmenopausal women.  Arch Ophthalmol.  2011 April. 129(4):481-489.
[Link]

Kay C, Tarantola R, Gehrs K, Folk J, Mahajan V, Boldt H, Syed N, Russell S.  Uveitis following intravitreal bevacizumab: a non-infectious cluster.  Ophthalmic Surg Lasers Imaging.  2011. 42(4):292-296.

Mahajan V, Elkins K, Russell S, Boldt H, Gehrs K, Weingeist T, Stone E, Abramoff M, Liu D, Folk J.  Bilateral intravitreal injection of antivascular endothelial growth factor therapy.  Retina .  2011 January. 31(1):31-35.
[Link]

Mares J, Voland R, Adler R, Tinker L, Millen A, Moeller S, Blodi B, Gehrs K, Wallace R, Chappell R, Neuhouser M, Sarto G, CAREDS Study Group .  Healthy diets and the subsequent prevalence of nuclear cataract in women.  Arch Ophthalmol.  2010 June. 128(6):738-749.
[Link]

Gehrs K, Jackson J, Brown E, Allikmets R, Hageman G.  Complement, age-related macular degeneration and a vision of the future.  Arch Ophthalmol.  2010 March. 128(3):349-358.
[Link]

Mahajan V, Gehrs K, Goldstein D, Fischer D, Lopez J, Folk J.  Management of sympathetic ophthalmia with the fluocinolone acetonide implant.  Ophthalmology.  2009 March. 116(3):552-557.
[Link]

Gehrs K.  How soon should a patient with floaters be examined and how should I manage a patient with an acute posterior vitreous detachment (PVD)?.  Slack, Inc.  2009. 

Gehrs K.  Repair of primary rhegmatogenous retinal detachment.  Retina Today.  2008 December. 

Maguire M, Alexander J, Fine S, Complications of Age-related Macular Degeneration Prevention Trial (CAPT) Research Group.  , Gehrs K, 334 Collaborators .  Characteristics of choroidal neovascularization in the complications of age-related macular degeneration prevention trial.  Ophthalmology.  2008 September. 115(9):1468-1473.
[Link]

Complications of Age-related Macular Degeneration Prevention Trial (CAPT) Research Group , Gehrs K, 334 Collaborators .  Risk factors for choroidal neovascularization and geographic atrophy in the complications of age-related macular degeneration prevention trial. .  Ophthalmology.  2008 September. 115(9):1474-1479.
[Link]

CAREDS Macular Pigment Study Group , LaRowe T, Mares J, Snodderly D, Klein M, Wooten B, Chappell R, Gehrs K, 10 Collaborators .  Macular pigment density and age-related maculopathy in the Carotenoids in Age-Related Eye Disease Study. An ancillary study of the women's health initiative.  Ophthalmology.  2008 May. 115(5):876-883.
[Link]

CAREDS Study Group; Women's Helath Initiative , Moeller S, Voland R, Tinker L, Blodi B, Klein M, Gehrs K, Johnson E, Snodderly D, Wallace R, Chappell R, Parekh N, Ritenbaugh C, Mares J.  Associations between age-related nuclear cataract and lutein and zeaxanthin in the diet and serum in the Carotenoids in the Age-Related Eye Disease Study, an Ancillary Study of the Women's Health Initiative.  Arch Ophthalmol.  2008 March. 126(3):354-364.
[Link]

Hageman G, Gehrs K, Johnson L, Amderson D.  Age-related macular degeneration (Part XN).  John Moran Eye Center;  2008.  Available from: http://webvision.med.utah.edu

Complications of Age-Related Macular Degeneration Prevention Trial Research Group , Gehrs K.  Laser treatment in patients with bilateral large drusen: The complications of age-related macular degeneration prevention trial.  Ophthalmology.  2006 November. 113(11):1974-1986.
[Link]

Gehrs K, Anderson D, Johnson L, Hageman G.  Age-related macular degeneration-emerging pathogenetic and therapeutic concepts.  Ann Med.  2006 July. 38(7):450-471.
[Link]

Gold B, Merriam J, Zernant J, Hancox L, Taiber A, Gehrs K, Cramer K, Neel J, Bergeron J, Barile G, Smith R, The AMD Genetics Clinical Study Group , Hageman G, Dean M, Allikmets R.  Variation in factor B (BF) and complement component 2 (C2) genes is associated with age-related macular degeneration.  Nat Genet.  2006 April. 38(4):458-462.
[Link]

AMD Clinical Study Group , Hageman G, Hancox L, Taiber A, Gehrs K, Anderson D, Johnson L, Radeke M, Kavanaugh D, Richards A, Atkinson J, Meri S, Bergeron J, Zernant J, Merriam J, Gold B, Allikmets R, Dean M.  Extended haplotypes in the complement factor H (CFH) and CFH-related (CFHR) family of genes protect against age-related macular degeneration: characterization, ethnic distribution and evolutionary implications.  Ann Med.  2006. 38(8):592-604.
[Link]

The PKC-DRS Study Group , Gehrs K.  The effect of ruboxistaurin on visual loss in patients with moderately severe to very severe nonproliferative diabetic retinopathy. Initial results of the protein kinase C beta inhibitor diabetic retinopathy study (PKC-DRS) multicenter randomized clinical trial.  Diabetes.  2005 July. 54(7):2188-2197.
[Link]

Hageman G, Anderson D, Johnson L, Hancox L, Taiber A, Hardisty L, Hageman J, Stockman H, Borchardt J, Gehrs K, Smith R, Silestri G, Russell S, Klaver C, Barbazetto I, Chang S, Yannuzzi L, Barile G, Merriam J, Smith R, Olsh A, Bergeron J, Zemant J, Merriam J, Gold B, Dean M, Allikmets R.  A common haplotype in the complement regulatory gene factor H (HFI/CFH) predisposes individuals to age-related macular degeneration.  Proc Natl Acad Sci USA.  2005 May 17. 102(20):7227-7232.
[Link]

Liu J, Boldt H, Folk J, Gehrs K.  Photodynamic therapy of subfoveal and juxtafoveal choroidal neovascularization in ocular histoplasmosis syndrome.  Retina.  2004 December. 24(6):863-870.
[Link]

The Complications of Age-Related Macular Degeneration Prevention Trial Study Group , Gehrs K.  The complications of age-related macular degeneration prevention trial (CAPT): rationale, design and methodology.  Clinical Trials.  2004 February. 1(1):91-107.
[Link]

The Anecortave Acetate Clinical Study Group , Gehrs K.  Anecortave acetate as monotherapy for treatment of subfoveal neovascularization in age-related macular degeneration: Twelve-month clinical outcomes.  Ophthalmology.  2003 December. 110(12):2372-2385.
[Link]

Oh K, Longmuir R, Oh D, Stone E, Kopp K, Brown J, Fishman G, Sonkin P, Gehrs K, Weleber R.  Comparison of the clinical expression of retinitis pigmentosa associated with rhodopsin mutations at codon 347 and codon 23.  Am J Ophthalmol.  2003 August. 136(2):306-313.
[Link]

Choroidal Neovascularization Prevention Trial Research Group , Gehrs K.  Laser treatment in fellow eyes with large drusen: Updated findings from a pilot randomzied clinical trial.  Ophthalmology.  2003 May. 110(5):971-978.
[Link]

The Anecortave Acetate Clinical Study Group , Gehrs K.  Anecortave acetate as monotherapy for the treatment of subfoveal lesions in patients with exudative age-related macualr degeneration (AMD): Interim (Month 6) analysis of clinical safety and efficacy.  Retina.  2003 February. 23(1):14-23.
[Link]

Honkanen R, Baruah S, Zimmerman M, Khanna C, Weaver Y, Narkiewicz J, Waziri R, Gehrs K, Weingeist T, Boldt H, Folk J, Russell S, Kwon Y.  Vitreous amino acid concentrations in patients with glaucoma undergoing vitrectomy.  Arch Ophthalmol.  2003 February. 121(2):183-188.
[Link]

Gehrs K, Danesh S.  Clinical trials in vitreoretinal disease.  Thieme Medical Publishers, Inc.  2003. 

Kherani F, Kherani A, Gehrs K, Heilskov T, Sutphin J, Wagoner M.  Xanthomonas maltophilia endophthalmitis following penetrating corneal injury.  Can J Ophthalmol.  2002 August. 37(5):301-303.
[Link]

Haimovici R, D'Amico D, Gragoudas E, Sokol S, The Deferoxamine Retinopathy Study Group , Gehrs K.  The expanded clinical spectrum of deferoxamine retinopathy.  Ophthalmology.  2002 January. 109(1):164-171.
[Link]

White N, Cleary P, Dahms W, Goldstein D, Malone J, Tamborlane W, Diabetes Control and Complications Trial (DCCT)/Epidemiology of Diabetes Interventions and Complications (EDIC) Research Group , Gehrs K.  Beneficial effects of intensive therapy of diabetes during adolescence: Outcomes after the conclusion of the Diabetes Control and Complications Trial (DCCT).  Journal of Pediatrics.  2001 December. 139(6):804-812.
[Link]

Gehrs K.  Visual disturbance associated with celecoxib-A comment.  Pharmacotherapy.  2001 August. 21(8):1014.
[Link]

Gehrs K.  Alport Syndrome.  Lippincott Williams & Wilkins.  2001. 

Folk J, Gehrs K.  Multifocal choroiditis with panuveitis, diffuse subretinal fibrosis, and punctate inner choroidopathy.  Mosby.  2001. 

Kherani F, Kherani A, Gehrs K, Halgren J, Omphroy L, Heilskov T, Sutphin J, Wagoner M.  Sequential culture-negative endophthalmitis, fungal keratitis, and late xanthomonas maltophilia endophthalmitis following penetrating corneal injury.  Middle East Journal of Ophthalmology.  2001. 9:124-127.

Gehrs K.  Efficacy of octreotide in the therapy of severe nonproliferative and early proliferative diabetic retinopathy: a randomized controlled study (Letter to the Editor).  Diabetes Care.  2001 January. 24(1):182-183.
[Link]

Russell S, Gehrs K, Hess C.  Estimate and measure of the region of view and myopia resulting from vitreous gas.  Retina.  2000. 20(3):282-288.
[Link]

Shappell K, Gehrs K, Keech R, Cannon T, Folberg R.  Meningococemia with vitreous opacities: endophthalmitis or vitreous hemorrhage?.  Arch Ophthalmol.  1999 February. 117(2):268-269.
[Link]

Davitt B, Gehrs K, Bowers T.  Endogenous nocardia endophthalmitis.  Retina.  1998. 18(1):71-73.
[Link]

Folk J, Gehrs K, Kolder H.  Diagnosis of occult lenticular nuclear sclerosis using the Hruby lens.  Arch Ophthalmol.  1997 August. 115(8):1086.
[Link]

Gehrs K.  No reliable results reported in ARMD radiation studies.  Ophthalmol World News.  1997. 2:8-9.

Gehrs K.  Sustained-release ganciclovir implants represent an effective treatment option for many patient with cytomegalovirus (CMV) retinitis.  Retina.  1997. 17(5):463-464.
[PubMed]

Small K, Gehrs K.  Clinical study of a large family with autosomal dominant progressive cone degeneration.  Am J Ophthalmol.  1996 January. 121(1):1-12.
[Link]

Small K, Syrquin M, Mullen L, Gehrs K.  Mapping of autosomal dominant cone degeneration to chromosome 17p.  Am J Ophthalmol.  1996 January. 121(1):13-18.
[Link]

Gehrs K, Pollock S, Zilkha G.  Clinical features and pathogenesis of Alport retinopathy.  Retina.  1995. 15(4):305-311.
[Link]

Gehrs K, Heriot W, deJuan, Jr. E.  Transmission electron microscopic study of a choroidal neovascular membrane due to age-related macular degeneratin.  Arch Ophthalmol.  1992 June. 110(6):833-837.
[Link]

Gehrs K, Tiedeman J.  Hemeralopia in an older adult.  Surv Ophthalmol.  1992. 37(3):185-189.
[Link]

Date Last Modified: 06/07/2014 - 21:56:23