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Karen Holopigian

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Vivienne C Greenstein; Karen Holopigian; Ronald E Carr; Tobias Duncker; Jonathan P Greenberg; Stephen H Tsang; Donald C Hood
Structural and functional changes associated with normal and abnormal fundus autofluorescence in patients with retinitis pigmentosa.
Donald C Hood; Rithambara Ramachandran; Karen Holopigian; Margot Lazow; David G Birch; Vivienne C Greenstein
Method for deriving visual field boundaries from OCT scans of patients with retinitis pigmentosa.
Karen Holopigian; Michael Bach
A primer on common statistical errors in clinical ophthalmology.

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All Publications

2012: Vivienne C Greenstein; Karen Holopigian; Ronald E Carr; Tobias Duncker; Jonathan P Greenberg; Stephen H Tsang; Donald C Hood
Structural and functional changes associated with normal and abnormal fundus autofluorescence in patients with retinitis pigmentosa.
Retina (Philadelphia, Pa.) 2012;32(2):349-57.
2011: Donald C Hood; Rithambara Ramachandran; Karen Holopigian; Margot Lazow; David G Birch; Vivienne C Greenstein
Method for deriving visual field boundaries from OCT scans of patients with retinitis pigmentosa.
Biomedical optics express 2011;2(5):1106-14.
2010: Karen Holopigian; Michael Bach
A primer on common statistical errors in clinical ophthalmology.
Documenta ophthalmologica. Advances in ophthalmology 2010;121(3):215-22.
2007: Karen Holopigian; P Wynn; William Seiple; Ronald E Carr; Donald C Hood
Eccentricity-dependent changes in local onset and offset responses in patients with progressive cone dystrophy.
Vision research 2007;47(17):2297-304.
2007: Vivienne C Greenstein; Flavia Chiosi; Paul Baker; William Seiple; Karen Holopigian; Richard E Braunstein; Janet R Sparrow
Scotopic sensitivity and color vision with a blue-light-absorbing intraocular lens.
Journal of cataract and refractive surgery 2007;33(4):667-72.
2005: Karen Holopigian; Sarah M Shuwairi; Vivienne C Greenstein; Bryan J Winn; Xian Zhang; Ronald E Carr; Donald C Hood
Multifocal visual evoked potentials to cone specific stimuli in patients with retinitis pigmentosa.
Vision research 2005;45(25-26):3244-52.
2005: William Seiple; Karen Holopigian; Colleen Clemens; Vivienne C Greenstein; Donald C Hood
The multifocal visual evoked potential: an objective measure of visual fields?
Vision research 2005;45(9):1155-63.
2004: William Seiple; Colleen Clemens; Vivienne C Greenstein; Ronald E Carr; Karen Holopigian
Test-retest reliability of the multifocal electroretinogram and humphrey visual fields in patients with retinitis pigmentosa.
Documenta ophthalmologica. Advances in ophthalmology 2004;109(3):255-72.
2004: Vivienne C Greenstein; Karen Holopigian; William Seiple; Ronald E Carr; Donald C Hood
Atypical multifocal ERG responses in patients with diseases affecting the photoreceptors.
Vision research 2004;44(25):2867-74.
2004: William Seiple; Karen Holopigian; Janet P Szlyk; Carolyn Wu
Multidimensional visual field maps: relationships among local psychophysical and local electrophysiological measures.
Journal of rehabilitation research and development 2004;41(3A):359-72.
2004: Karen Holopigian; Vivienne C Greenstein; William Seiple; Donald C Hood; Ronald E Carr
Rod and cone photoreceptor function in patients with cone dystrophy.
Investigative ophthalmology & visual science 2004;45(1):275-81.
2003: Karen Holopigian; Donald C Hood
Electrophysiology.
Ophthalmology clinics of North America 2003;16(2):237-51.
2003: William Seiple; Thasarat S Vajaranant; Janet P Szlyk; Colleen Clemens; Karen Holopigian; Jennifer Paliga; David Badawi; Ronald E Carr
Multifocal electroretinography as a function of age: the importance of normative values for older adults.
Investigative ophthalmology & visual science 2003;44(4):1783-92.
2003: Srilata Naidu; Jason E Lee; Karen Holopigian; William Seiple; Vivienne C Greenstein; Susan M Stenson
The effect of variably tinted spectacle lenses on visual performance in cataract subjects.
Eye & contact lens 2003;29(1):17-20.
2002: Karen Holopigian; William Seiple; Vivienne C Greenstein; Donald C Hood; Ronald E Carr
Local cone and rod system function in progressive cone dystrophy.
Investigative ophthalmology & visual science 2002;43(7):2364-73.
2002: William Seiple; Colleen Clemens; Vivienne C Greenstein; Karen Holopigian; Xian Zhang
The spatial distribution of selective attention assessed using the multifocal visual evoked potential.
Vision research 2002;42(12):1513-21.
2002: Jason E Lee; Jonathan J Stein; Meredith B Prevor; William Seiple; Karen Holopigian; Vivienne C Greenstein; Susan M Stenson
Effect of variable tinted spectacle lenses on visual performance in control subjects.
The CLAO journal : official publication of the Contact Lens Association of Ophthalmologists, Inc 2002;28(2):80-2.
2002: William Seiple; Vivienne C Greenstein; Karen Holopigian; Ronald E Carr; Donald C Hood
A method for comparing psychophysical and multifocal electroretinographic increment thresholds.
Vision research 2002;42(2):257-69.
2001: L Huang; William Seiple; R I Park; Vivienne C Greenstein; Karen Holopigian; S S Naidu; Susan M Stenson
Variable tinted spectacle lenses: a comparison of aesthetics and visual preference.
The CLAO journal : official publication of the Contact Lens Association of Ophthalmologists, Inc 2001;27(3):121-4.
2001: William Seiple; Karen Holopigian; Yelizaveta Shnayder; Janet P Szlyk
Duration thresholds for target detection and identification in the peripheral visual field.
Optometry and vision science : official publication of the American Academy of Optometry 2001;78(3):169-76.
2001: Karen Holopigian; William Seiple; Vivienne C Greenstein; Donald C Hood; Ronald E Carr
Local cone and rod system function in patients with retinitis pigmentosa.
Investigative ophthalmology & visual science 2001;42(3):779-88.
2000: Vivienne C Greenstein; H Chen; Donald C Hood; Karen Holopigian; William Seiple; Ronald E Carr
Retinal function in diabetic macular edema after focal laser photocoagulation.
Investigative ophthalmology & visual science 2000;41(11):3655-64.
2000: Vivienne C Greenstein; Karen Holopigian; Donald C Hood; William Seiple; Ronald E Carr
The nature and extent of retinal dysfunction associated with diabetic macular edema.
Investigative ophthalmology & visual science 2000;41(11):3643-54.
2000: Donald C Hood; Vivienne C Greenstein; Karen Holopigian; R Bauer; B Firoz; Jeffrey M Liebmann; Jeffrey G Odel; Robert Ritch
An attempt to detect glaucomatous damage to the inner retina with the multifocal ERG.
Investigative ophthalmology & visual science 2000;41(6):1570-9.
2000: Karen Holopigian; Vivienne C Greenstein; William Seiple; Donald C Hood; Robert Ritch
Electrophysiologic assessment of photoreceptor function in patients with primary open-angle glaucoma.
Journal of glaucoma 2000;9(2):163-8.
1999: Donald C Hood; Vivienne C Greenstein; Laura J Frishman; Karen Holopigian; Suresh Viswanathan; William Seiple; J Ahmed; J G Robson
Identifying inner retinal contributions to the human multifocal ERG.
Vision research 1999;39(13):2285-91.
1998: Donald C Hood; E J Wladis; S Shady; Karen Holopigian; J Li; William Seiple
Multifocal rod electroretinograms.
Investigative ophthalmology & visual science 1998;39(7):1152-62.
1998: Donald C Hood; Karen Holopigian; Vivienne C Greenstein; William Seiple; J Li; Erich E Sutter; Ronald E Carr
Assessment of local retinal function in patients with retinitis pigmentosa using the multi-focal ERG technique.
Vision research 1998;38(1):163-79.
1997: Karen Holopigian; Vivienne C Greenstein; William Seiple; Donald C Hood; Ronald E Carr
Evidence for photoreceptor changes in patients with diabetic retinopathy.
Investigative ophthalmology & visual science 1997;38(11):2355-65.
1997: Donald C Hood; William Seiple; Karen Holopigian; Vivienne C Greenstein
A comparison of the components of the multifocal and full-field ERGs.
Visual neuroscience 1997;14(3):533-44.
1997: Karen Holopigian; William Seiple; Vivienne C Greenstein; D Kim; Ronald E Carr
Relative effects of aging and age-related macular degeneration on peripheral visual function.
Optometry and vision science : official publication of the American Academy of Optometry 1997;74(3):152-9.
1997: P A Latkany; Karen Holopigian; M Lorenzo-Latkany; William Seiple
Electroretinographic and psychophysical findings during early and late stages of human immunodeficiency virus infection and cytomegalovirus retinitis.
Ophthalmology 1997;104(3):445-53.
1996: William Seiple; Janet P Szlyk; S Yang; Karen Holopigian
Age-related functional field losses are not eccentricity dependent.
Vision research 1996;36(12):1859-66.
1996: William Seiple; Karen Holopigian
Outer-retina locus of increased flicker sensitivity of the peripheral retina.
Journal of the Optical Society of America. A, Optics, image science, and vision 1996;13(3):658-66.
1996: Karen Holopigian; Vivienne C Greenstein; William Seiple; Ronald E Carr
Rates of change differ among measures of visual function in patients with retinitis pigmentosa.
Ophthalmology 1996;103(3):398-405.
1995: William Seiple; Karen Holopigian; Janet P Szlyk; Vivienne C Greenstein
The effects of random element loss on letter identification: implications for visual acuity loss in patients with retinitis pigmentosa.
Vision research 1995;35(14):2057-66.
1995: William Seiple; Mark Kupersmith; Karen Holopigian
Comparison of visual evoked potential and psychophysical contrast sensitivity.
The International journal of neuroscience 1995;80(1-4):173-80.
1994: Daiyan Xin; William Seiple; Karen Holopigian; Mark Kupersmith
Visual evoked potentials following abrupt contrast changes.
Vision research 1994;34(21):2813-21.
1994: William Seiple; Karen Holopigian
The 'OFF' response of the human electroretinogram does not contribute to the brief flash 'b-wave'.
Visual neuroscience 1994;11(4):667-73.
1994: Karen Holopigian; L Clewner; William Seiple; Mark Kupersmith
The effects of dopamine blockade on the human flash electroretinogram.
Documenta ophthalmologica. Advances in ophthalmology 1994;86(1):1-10.
1993: William Seiple; Karen Holopigian; Vivienne C Greenstein; Donald C Hood
Sites of cone system sensitivity loss in retinitis pigmentosa.
Investigative ophthalmology & visual science 1993;34(9):2638-45.
1993: Vivienne C Greenstein; Karen Holopigian; E Siderides; William Seiple; Ronald E Carr
The effects of acetazolamide on visual function in retinitis pigmentosa.
Investigative ophthalmology & visual science 1993;34(1):269-73.
1993: L Mehaffey; Karen Holopigian; William Seiple
Electro-oculogram changes in patients with ocular hypertension and primary open-angle glaucoma.
Documenta ophthalmologica. Advances in ophthalmology 1993;83(2):103-10.
1993: L Mehaffey; William Seiple; Karen Holopigian
Comparison of P100 and P300 cortical potentials in spatial frequency discrimination.
Documenta ophthalmologica. Advances in ophthalmology 1993;85(2):173-83.
1992: William Seiple; Karen Holopigian; Vivienne C Greenstein; Donald C Hood
Temporal frequency dependent adaptation at the level of the outer retina in humans.
Vision research 1992;32(11):2043-8.
1992: Karen Holopigian; William Seiple; M Lorenzo; R Carr
A comparison of photopic and scotopic electroretinographic changes in early diabetic retinopathy.
Investigative ophthalmology & visual science 1992;33(10):2773-80.
1992: Mark Kupersmith; William Seiple; Karen Holopigian; K Noble; E Hiesiger; F Warren
Maculopathy caused by intra-arterially administered cisplatin and intravenously administered carmustine.
American journal of ophthalmology 1992;113(4):435-8.
1990: Karen Holopigian; William Seiple; C Mayron; R Koty; M Lorenzo
Electrophysiological and psychophysical flicker sensitivity in patients with primary open-angle glaucoma and ocular hypertension.
Investigative ophthalmology & visual science 1990;31(9):1863-8.
1989: William Seiple; Karen Holopigian
An examination of VEP response phase.
Electroencephalography and clinical neurophysiology 1989;73(6):520-31.
1988: William Seiple; Vivienne C Greenstein; Karen Holopigian; R Carr
Changes in the focal electroretinogram with retinal eccentricity.
Documenta ophthalmologica. Advances in ophthalmology 1988;70(1):29-36.
1988: Karen Holopigian; J Snow; William Seiple; I Siegel
Variability of the pattern electroretinogram.
Documenta ophthalmologica. Advances in ophthalmology 1988;70(1):103-15.