User profiles for R. J. Zawadzki

Robert J. Zawadzki

Professor, UC Davis Eye Center, University of California, Davis
Verified email at ucdavis.edu
Cited by 12226

[HTML][HTML] Towards standardizing retinal optical coherence tomography angiography: a review

…, AM Dubis, FK Chen, RJ Zawadzki… - Light: science & …, 2022 - nature.com
The visualization and assessment of retinal microvasculature are important in the study,
diagnosis, monitoring, and guidance of treatment of ocular and systemic diseases. With the …

Review of adaptive optics OCT (AO-OCT): principles and applications for retinal imaging

M Pircher, RJ Zawadzki - Biomedical optics express, 2017 - opg.optica.org
In vivo imaging of the human retina with a resolution that allows visualization of cellular
structures has proven to be essential to broaden our knowledge about the physiology of this …

[HTML][HTML] A review of adaptive optics optical coherence tomography: technical advances, scientific applications, and the future

RS Jonnal, OP Kocaoglu, RJ Zawadzki… - … & visual science, 2016 - jov.arvojournals.org
Purpose: Optical coherence tomography (OCT) has enabled “virtual biopsy” of the living
human retina, revolutionizing both basic retina research and clinical practice over the past 25 …

Real-time assessment of retinal blood flow with ultrafast acquisition by color Doppler Fourier domain optical coherence tomography

…, L Schmetterer, W Drexler, AF Fercher, RJ Zawadzki… - Optics express, 2003 - opg.optica.org
We interfaced color Doppler Fourier domain optical coherence tomography (CD-FDOCT)
with a commercial OCT system to perform in vivo studies of human retinal blood flow in real …

Adaptive-optics optical coherence tomography for high-resolution and high-speed 3D retinal in vivo imaging

RJ Zawadzki, SM Jones, SS Olivier, M Zhao… - Optics express, 2005 - opg.optica.org
We have combined Fourier-domain optical coherence tomography (FD-OCT) with a closed-loop
adaptive optics (AO) system using a Hartmann-Shack wavefront sensor and a bimorph …

Phase-variance optical coherence tomography: a technique for noninvasive angiography

DM Schwartz, J Fingler, DY Kim, RJ Zawadzki… - Ophthalmology, 2014 - Elsevier
Purpose Phase-variance optical coherence tomography (PV-OCT) provides volumetric imaging
of the retinal vasculature without the need for intravenous injection of a fluorophore. We …

High-speed volumetric imaging of cone photoreceptors with adaptive optics spectral-domain optical coherence tomography

…, B Cense, J Rha, RS Jonnal, W Gao, RJ Zawadzki… - Optics …, 2006 - opg.optica.org
We report the first observations of the three-dimensional morphology of cone photoreceptors
in the living human retina. Images were acquired with a high-speed adaptive optics (AO) …

Optical imaging of the chorioretinal vasculature in the living human eye

DY Kim, J Fingler, RJ Zawadzki… - Proceedings of the …, 2013 - National Acad Sciences
Detailed visualization of microvascular changes in the human retina is clinically limited by the
capabilities of angiography imaging, a 2D fundus photograph that requires an intravenous …

Visual insignificance of the foveal pit: reassessment of foveal hypoplasia as fovea plana

MF Marmor, SS Choi, RJ Zawadzki… - Archives of …, 2008 - jamanetwork.com
Objectives To elucidate the visual significance of the foveal pit by measuring foveal architecture
and function and to reassess use of the termfoveal hypoplasia(as visual acuity can vary …

In vivo volumetric imaging of human retinal circulation with phase-variance optical coherence tomography

…, DM Schwartz, SE Fraser, RJ Zawadzki - Biomedical optics …, 2011 - opg.optica.org
We present in vivo volumetric images of human retinal micro-circulation using Fourier-domain
optical coherence tomography (Fd-OCT) with the phase-variance based motion contrast …