Robert J Zawadzki

Summary

Affiliation: University of California
Country: USA

Publications

  1. pmc Adaptation of a support vector machine algorithm for segmentation and visualization of retinal structures in volumetric optical coherence tomography data sets
    Robert J Zawadzki
    University of California, Davis, California 95817, USA
    J Biomed Opt 12:041206. 2007
  2. pmc Ultrahigh-resolution optical coherence tomography with monochromatic and chromatic aberration correction
    Robert J Zawadzki
    Vision Science and Advanced Retinal Imaging Laboratory VSRI, Department of Ophthalmology and Vision Science, UC Davis, 4860 Y Street, Suite 2400, Sacramento, CA 95817, USA
    Opt Express 16:8126-43. 2008
  3. pmc Cellular resolution volumetric in vivo retinal imaging with adaptive optics-optical coherence tomography
    Robert J Zawadzki
    Vision Science and Advanced Retinal Imaging Laboratory VSRI, Department of Ophthalmology and Vision Science, University of California Davis, 4860 Y Street, Suite 2400, Sacramento, California 95817, USA
    Opt Express 17:4084-94. 2009
  4. pmc High-resolution Fourier-domain optical coherence tomography of choroidal neovascular membranes associated with age-related macular degeneration
    Susanna S Park
    Department of Ophthalmology and Vision Science, Davis Medical Center, University of California, Sacramento, California 95817, USA
    Invest Ophthalmol Vis Sci 51:4200-6. 2010
  5. ncbi request reprint Five-year follow-up of macular morphologic changes after rhegmatogenous retinal detachment repair: Fourier domain OCT findings
    Saadia Rashid
    Department of Ophthalmology and Vision Science, University of California Davis Eye Center, Sacramento, California
    Retina 33:2049-58. 2013
  6. pmc Fourier-domain optical coherence tomography and adaptive optics reveal nerve fiber layer loss and photoreceptor changes in a patient with optic nerve drusen
    Stacey S Choi
    Department of Ophthalmology and Vision Science, University of California at Davis, Sacramento, California 95817, USA
    J Neuroophthalmol 28:120-5. 2008
  7. pmc High-resolution Fourier-domain optical coherence tomography and microperimetric findings after macula-off retinal detachment repair
    Allison J Smith
    Department of Ophthalmology and Vision Science, University of California Davis Medical Center, Sacramento, California, USA
    Ophthalmology 115:1923-9. 2008
  8. pmc High resolution Fourier-domain optical coherence tomography of retinal angiomatous proliferation
    Steven N Truong
    Department of Ophthalmology and Vision Science, University of California, Davis Medical Center, USA
    Retina 27:915-25. 2007
  9. pmc Ten-year follow-up of eyes treated with stereotactic fractionated external beam radiation for neovascular age-related macular degeneration
    Rupan Trikha
    Department of Ophthalmology and Vision Science, University of California Davis Eye Center, Sacramento, California, USA
    Retina 31:1303-15. 2011
  10. pmc Error budget analysis for an adaptive optics optical coherence tomography system
    Julia W Evans
    Department of Ophthalmology and Vision Science, Vision Science and Advanced Retinal Imaging Laboratory, University of California, Davis, Sacramento, CA 95817, USA
    Opt Express 17:13768-84. 2009

Collaborators

Detail Information

Publications29

  1. pmc Adaptation of a support vector machine algorithm for segmentation and visualization of retinal structures in volumetric optical coherence tomography data sets
    Robert J Zawadzki
    University of California, Davis, California 95817, USA
    J Biomed Opt 12:041206. 2007
    ..Our software has been tested successfully in clinical settings for its efficacy in assessing 3D retinal structures in healthy as well as diseased cases. Our tool facilitates diagnosis and treatment monitoring of retinal diseases...
  2. pmc Ultrahigh-resolution optical coherence tomography with monochromatic and chromatic aberration correction
    Robert J Zawadzki
    Vision Science and Advanced Retinal Imaging Laboratory VSRI, Department of Ophthalmology and Vision Science, UC Davis, 4860 Y Street, Suite 2400, Sacramento, CA 95817, USA
    Opt Express 16:8126-43. 2008
    ..The combination of improved micron-scale 3D resolution, and reduced speckle size and contrast were found to significantly improve visibility of microscopic structures in the retina...
  3. pmc Cellular resolution volumetric in vivo retinal imaging with adaptive optics-optical coherence tomography
    Robert J Zawadzki
    Vision Science and Advanced Retinal Imaging Laboratory VSRI, Department of Ophthalmology and Vision Science, University of California Davis, 4860 Y Street, Suite 2400, Sacramento, California 95817, USA
    Opt Express 17:4084-94. 2009
    ..Additionally, we explored the utility of Interactive Science Publishing by linking all presented AO-OCT datasets with the OSA ISP software...
  4. pmc High-resolution Fourier-domain optical coherence tomography of choroidal neovascular membranes associated with age-related macular degeneration
    Susanna S Park
    Department of Ophthalmology and Vision Science, Davis Medical Center, University of California, Sacramento, California 95817, USA
    Invest Ophthalmol Vis Sci 51:4200-6. 2010
    ..To investigate the use of high-resolution Fourier-domain optical coherence tomography (Fd-OCT) to image choroidal neovascular membranes (CNVMs) associated with exudative age-related macular degeneration (eAMD)...
  5. ncbi request reprint Five-year follow-up of macular morphologic changes after rhegmatogenous retinal detachment repair: Fourier domain OCT findings
    Saadia Rashid
    Department of Ophthalmology and Vision Science, University of California Davis Eye Center, Sacramento, California
    Retina 33:2049-58. 2013
    ..To evaluate serially long-term macular morphologic changes after successful macula-involving rhegmatogenous retinal detachment repair and correlate changes with macular function...
  6. pmc Fourier-domain optical coherence tomography and adaptive optics reveal nerve fiber layer loss and photoreceptor changes in a patient with optic nerve drusen
    Stacey S Choi
    Department of Ophthalmology and Vision Science, University of California at Davis, Sacramento, California 95817, USA
    J Neuroophthalmol 28:120-5. 2008
    ..New technology allows more precise definition of structural alterations of all retinal layers although it has not been used previously in cases of optic disc drusen...
  7. pmc High-resolution Fourier-domain optical coherence tomography and microperimetric findings after macula-off retinal detachment repair
    Allison J Smith
    Department of Ophthalmology and Vision Science, University of California Davis Medical Center, Sacramento, California, USA
    Ophthalmology 115:1923-9. 2008
    ....
  8. pmc High resolution Fourier-domain optical coherence tomography of retinal angiomatous proliferation
    Steven N Truong
    Department of Ophthalmology and Vision Science, University of California, Davis Medical Center, USA
    Retina 27:915-25. 2007
    ....
  9. pmc Ten-year follow-up of eyes treated with stereotactic fractionated external beam radiation for neovascular age-related macular degeneration
    Rupan Trikha
    Department of Ophthalmology and Vision Science, University of California Davis Eye Center, Sacramento, California, USA
    Retina 31:1303-15. 2011
    ..To determine the long-term effects of stereotactic fractionated external beam radiation on eyes treated for neovascular age-related macular degeneration...
  10. pmc Error budget analysis for an adaptive optics optical coherence tomography system
    Julia W Evans
    Department of Ophthalmology and Vision Science, Vision Science and Advanced Retinal Imaging Laboratory, University of California, Davis, Sacramento, CA 95817, USA
    Opt Express 17:13768-84. 2009
    ..We also discuss the scaling of error sources for different subjects and the need to improve the robustness of the system by addressing subject variability...
  11. pmc Complex conjugate artifact-free adaptive optics optical coherence tomography of in vivo human optic nerve head
    Dae Yu Kim
    University of California Davis Eye Center, Vision Science and Advanced Retinal Imaging Laboratory, 4860 Y Street, Suite 2400, Sacramento, California 95817, USA
    J Biomed Opt 17:126005. 2012
    ..Finally, we reconstructed the three-dimensional structure of human ONH with enhanced depth range and sensitivity using CCR AO-OCT...
  12. pmc Visual outcome correlates with inner macular volume in eyes with surgically closed macular hole
    Suman Pilli
    Department of Ophthalmology and Vision Science, University of California Davis Eye Center, Sacramento, California, USA
    Retina 32:2085-95. 2012
    ..To determine the macular morphologic features that correlate best with visual outcome in eyes with surgically closed idiopathic macular hole...
  13. pmc Adaptive optics-optical coherence tomography: optimizing visualization of microscopic retinal structures in three dimensions
    Robert J Zawadzki
    Department of Ophthalmology and Vision Science, Vision Science and Advanced Retinal Imaging Laboratory, University of California Davis, Sacramento 95817, USA
    J Opt Soc Am A Opt Image Sci Vis 24:1373-83. 2007
    ..Finally, examples of microscopic retinal structures that are acquired with the University of California Davis AO-OCT system are presented...
  14. pmc Staging of macular telangiectasia: power-Doppler optical coherence tomography and macular pigment optical density
    Eric K Chin
    Department of Ophthalmology and Vision Science, University of California Davis Eye Center, Sacramento, California, USA
    Invest Ophthalmol Vis Sci 54:4459-70. 2013
    ....
  15. pmc Noninvasive imaging of the foveal avascular zone with high-speed, phase-variance optical coherence tomography
    Dae Yu Kim
    Department of Ophthalmology and Vision Science, University of California Davis, Davis, California, USA
    Invest Ophthalmol Vis Sci 53:85-92. 2012
    ....
  16. pmc Evidence of outer retinal changes in glaucoma patients as revealed by ultrahigh-resolution in vivo retinal imaging
    Stacey S Choi
    Department of Ophthalmology and Vision Science, University of California Davis, Sacramento, California, USA
    Br J Ophthalmol 95:131-41. 2011
    ..AIMS; It is well established that glaucoma results in a thinning of the inner retina. To investigate whether the outer retina is also involved, ultrahigh-resolution retinal imaging techniques were utilised...
  17. pmc Multimodal assessment of microscopic morphology and retinal function in patients with geographic atrophy
    Athanasios Panorgias
    Department of Ophthalmology and Vision Science, University of California, Davis, Davis, California 95817, USA
    Invest Ophthalmol Vis Sci 54:4372-84. 2013
    ..To correlate retinal function and visual sensitivity with retinal morphology revealed by ultrahigh-resolution imaging with adaptive optics-optical coherence tomography (AO-OCT), on patients with geographic atrophy...
  18. pmc Changes in cellular structures revealed by ultra-high resolution retinal imaging in optic neuropathies
    Stacey S Choi
    Department of Ophthalmology and Vision Science, 4860 Y Street, University of California Davis, Sacramento, CA 95817, USA
    Invest Ophthalmol Vis Sci 49:2103-19. 2008
    ..To study the integrity of inner and outer retinal layers in patients with various types of optic neuropathy by using high-resolution imaging modalities...
  19. pmc Comparison of phase-shifting techniques for in vivo full-range, high-speed Fourier-domain optical coherence tomography
    Dae Yu Kim
    University of California Davis, Department of Biomedical Engineering, 451 Health Sciences Drive, Davis, California 95616, USA
    J Biomed Opt 15:056011. 2010
    ..In vivo full-range images of human fingerpad and nail are shown and compared with standard FD-OCT images. Additionally, a complex-conjugate-free human retinal volume acquired at the speed of 100,000 A-scans/s is presented...
  20. pmc Three-dimensional anterior segment imaging in patients with type 1 Boston Keratoprosthesis with switchable full depth range swept source optical coherence tomography
    Raju Poddar
    University of California Davis, Vision Science and Advanced Retinal Imaging Laboratory VSRI, Sacramento, California 95817, USA
    J Biomed Opt 18:86002. 2013
    ....
  21. ncbi request reprint The dose-dependent macular thickness changes assessed by fd-oct in patients with retinitis pigmentosa treated with ciliary neurotrophic factor
    Suman Pilli
    Department of Ophthalmology and Vision Science, University of California Davis Eye Center, Sacramento, California
    Retina 34:1384-90. 2014
    ..To evaluate the effect of intravitreal ciliary neurotrophic factor (CNTF) implant on mean macular thickness (MMT) in eyes with retinitis pigmentosa using high-resolution Fourier domain optical coherence tomography imaging...
  22. pmc Clinical application of rapid serial fourier-domain optical coherence tomography for macular imaging
    Suhail Alam
    Department of Ophthalmology and Vision Science, University of California Davis, Sacramento, California 95817, USA
    Ophthalmology 113:1425-31. 2006
    ..To introduce and examine the utility of a retinal imaging technique using high-speed optical coherence tomography (OCT) for creating a more complete retinal structural map to aid in the evaluation of patients with macular pathology...
  23. pmc Visual insignificance of the foveal pit: reassessment of foveal hypoplasia as fovea plana
    Michael F Marmor
    Department of Ophthalmology, Stanford University Medical Center, 300 Pasteur Dr, Room A 157, Stanford, CA 94305 5308, USA
    Arch Ophthalmol 126:907-13. 2008
    ..To elucidate the visual significance of the foveal pit by measuring foveal architecture and function and to reassess use of the term foveal hypoplasia (as visual acuity can vary among patients who lack a pit)...
  24. pmc Retinal morphological changes of patients with X-linked retinoschisis evaluated by Fourier-domain optical coherence tomography
    Christina Gerth
    Department of Ophthalmology and Vision Sciences, The Hospital for Sick Children, University of Toronto, Toronto, Ontario, Canada
    Arch Ophthalmol 126:807-11. 2008
    ..To investigate the retinal microstructure and lamination of patients affected with X-linked retinoschisis (XLRS) using high-resolution imaging modalities...
  25. ncbi request reprint Real-time spectral domain Doppler optical coherence tomography and investigation of human retinal vessel autoregulation
    Bradley A Bower
    Duke University, Department of Biomedical Engineering, Durham, North Carolina 27708, USA
    J Biomed Opt 12:041214. 2007
    ..Doppler flow repeatability data are presented to address the high standard deviations in the measurements...
  26. pmc Retinal morphology in patients with BBS1 and BBS10 related Bardet-Biedl Syndrome evaluated by Fourier-domain optical coherence tomography
    Christina Gerth
    Department of Ophthalmology and Vision Sciences, The Hospital for Sick Children and University of Toronto, 555 University Avenue, Toronto, Ont, Canada M5G 1X8
    Vision Res 48:392-9. 2008
    ..This is the first report of in-vivo micro-structural analysis of retinal layers in patients with BBS. Mutations in different BBS genes seem to be associated with similar micro-structural changes in retinal layers...
  27. ncbi request reprint Visualization of lipofuscin accumulation in Stargardt macular dystrophy by high-resolution Fourier-domain optical coherence tomography
    Christina Gerth
    Department of Ophthalmology, University ot Toronto and Hospital for Sick Children, ON, Canada
    Arch Ophthalmol 125:575. 2007