Results 21 to 30 of about 100,316 (248)

The role of optical coherence tomography guidance in scaffold versus stent optimization

open access: yesThe Egyptian Heart Journal, 2020
Background Optical coherence tomography showed a great ability to identify adverse features during percutaneous coronary intervention with drug-eluting stents and resulted in better clinical outcomes.
Arif A. Al Nooryani   +4 more
doaj   +1 more source

Idiopathic Epiretinal Membrane: Microvasculature Analysis with Optical Coherence Tomography and Optical Coherence Tomography Angiography

open access: yesTomography, 2022
Background: The present study examined the relationships among macular microvasculature, retinal structure, and epiretinal membrane (ERM) and explored the utility of optical coherence tomography (OCT) angiography (OCTA) in idiopathic ERM assessment ...
Klaudia Ulfik-Dembska   +4 more
doaj   +1 more source

Comparison of Heidelberg retina tomography, optical coherence tomography and Humphrey visual field in early glaucoma diagnosis

open access: yesJournal of International Medical Research, 2013
Objective To determine the value of optic disc parameters and perimetric defects in the early diagnosis of patients with primary open-angle glaucoma (POAG). Methods Optic disc parameters and perimetry were ...
Hong, Wang   +3 more
openaire   +2 more sources

Agreement between Two Swept-source Optical Coherence Tomography: Optic Nerve Head, Retinal Nerve Fiber Layer and Ganglion Cell Layers in Healthy Eyes

open access: yesJournal of Current Glaucoma Practice, 2023
Precision of optical coherence tomography (OCT) measurements of the optic nerve head (ONH), retinal nerve fiber layer (RNFL), and macular ganglion cell layer (GCL) is essential for the diagnosis and monitoring of glaucoma. The purpose of this research was to evaluate the repeatability and reproducibility of retinal and ONH parameters measured with two ...
Prada, Angelica M   +4 more
openaire   +2 more sources

Arterial macroaneurysm of the optic disc

open access: yesAmerican Journal of Ophthalmology Case Reports, 2018
Purpose: We present fundus and spectral domain optical coherence tomography findings of a patient with an arterial macroaneurysm of the optic disc. Observations: An 87-year-old woman presented with blurry vision and was found to have a retinal arterial ...
Cem Ozgonul, Cagri Giray Besirli
doaj   +1 more source

Cross-Polarized Optical Coherence Tomography System with Unpolarized Light

open access: yesPhotonics, 2022
Cross-polarized optical coherence tomography offers improved contrast for samples which can alter the polarization of light when it interacts with the sample. This property has been utilized to screen pathological conditions in several organs.
Georg R. Hartl   +3 more
doaj   +1 more source

Optical tomography dynamics induced by qubit-resonator interaction under intrinsic decoherence

open access: yesScientific Reports, 2022
A superconducting circuit with a qubit and a resonator coupled via a two-photon interaction is considered. When the resonator is initially in a superposition of coherent states, optical tomography and quantum coherence dynamics are examined in the ...
A. -B. A. Mohamed, H. Eleuch
doaj   +1 more source

High-resolution polarization-sensitive optical coherence tomography and optical coherence tomography angiography for zebrafish skin imaging

open access: yesJournal of Innovative Optical Health Sciences, 2021
Zebrafish is an important animal model, which is used to study development, pathology, and genetic research. The zebrafish skin model is widely used in cutaneous research, and angiogenesis is critical for cutaneous wound healing.
Di Yang   +4 more
doaj   +1 more source

An overview of optical coherence tomography angiography and the posterior pole

open access: yesTherapeutic Advances in Ophthalmology, 2019
Optical coherence tomography angiography is a relatively new, noninvasive technology that has revolutionized imaging of the retinal and choroidal microvasculature. This technology is based on the detection of movement or changes that represent moving red
Alex C. Onishi, Amani A. Fawzi
doaj   +1 more source

Anterior Segment Optical Coherence Tomography in the Early Management of Microbial Keratitis: A Cross-Sectional Study

open access: yesActa Médica Portuguesa, 2020
Introduction: Infectious keratitis is an important cause of visual loss. The purpose of this study was to investigate anterior segment optical coherence tomography patterns in infectious keratitis and evaluate the role of this tool in the early ...
Mariana Almeida Oliveira   +6 more
doaj   +1 more source

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