Results 21 to 30 of about 157,629 (281)

Morphologic Criteria of Lesion Activity in Neovascular Age-Related Macular Degeneration: A Consensus Article [PDF]

open access: yes, 2017
Intravitreal antivascular endothelial growth factor drugs represent the current standard of care for neovascular age-related macular degeneration (nAMD).
Elena Gusson   +8 more
core   +1 more source

Retinal Microvascular Impairment in COVID-19 Bilateral Pneumonia Assessed by Optical Coherence Tomography Angiography

open access: yesBiomedicines, 2021
The purpose of this study was to evaluate the presence of retinal and microvascular alterations in COVID-19 patients with bilateral pneumonia due to SARS-COV-2 that required hospital admission and compare this with a cohort of age- and sex-matched ...
Jorge González-Zamora   +7 more
semanticscholar   +1 more source

The application of optical coherence tomography angiography in Alzheimer's disease: A systematic review

open access: yesAlzheimer's & Dementia, 2021
Discovering non‐invasive and easily acquired biomarkers that are conducive to the accurate diagnosis of dementia is an urgent area of ongoing clinical research.
Olivia M. Rifai   +6 more
semanticscholar   +1 more source

Handheld optical coherence tomography angiography

open access: yesBiomedical Optics Express, 2017
We developed a handheld optical coherence tomography angiography (OCTA) system using a 100-kHz swept-source laser. The handheld probe weighs 0.4 kg and measures 20.6 × 12.8 × 4.6 cm3. The system has dedicated features for handheld operation. The probe is equipped with a mini iris camera for easy alignment. Real-time display of the en face OCT and cross-
Jianlong, Yang   +4 more
openaire   +2 more sources

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

open access: yes, 2011
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 method.
An   +30 more
core   +2 more sources

Optical Coherence Tomographic Angiography Imaging in Age-Related Macular Degeneration. [PDF]

open access: yes, 2017
Optical coherence tomographic angiography (OCTA) is emerging as a rapid, noninvasive imaging modality that can provide detailed structural and flow information on retinal and choroidal vasculature.
Desai, Ria   +5 more
core   +3 more sources

A review of optical coherence tomography angiography (OCTA)

open access: yesInternational Journal of Retina and Vitreous, 2015
Optical coherence tomography angiography (OCTA) is a new, non-invasive imaging technique that generates volumetric angiography images in a matter of seconds.
Talisa E de Carlo   +3 more
semanticscholar   +1 more source

Ensemble Deep Learning for Diabetic Retinopathy Detection Using Optical Coherence Tomography Angiography

open access: yesTranslational Vision Science & Technology, 2020
Purpose To evaluate the role of ensemble learning techniques with deep learning in classifying diabetic retinopathy (DR) in optical coherence tomography angiography (OCTA) images and their corresponding co-registered structural images. Methods A total of
M. Heisler   +9 more
semanticscholar   +1 more source

Optical Coherence Tomography Angiography in Schizophrenia

open access: yesALPHA PSYCHIATRY, 2022
The aim of this study is to investigate the retinovascular structure of schizophrenia patients using optical coherence tomography angiography (OCTA).47 eyes of schizophrenia patients were compared with 50 eyes of demographically matched healthy controls in terms of OCTA measurements.
Kokacya, Mehmet Hanifi   +1 more
openaire   +3 more sources

Optical Coherence Tomography Angiography in Herpetic Leucoma [PDF]

open access: yesBMC Medical Imaging, 2021
Abstract Background: Herpes simplex virus (HSV) keratitis remains a leading infectious cause of blindness worldwide. This study instends to investigate the potential of Optical Coherence Tomography Angiography (OCTA) device to image and describe quantitatively the vascularization in eyes diagnosed with herpetic leucoma and to discuss and review
Almeida, Inês   +5 more
openaire   +5 more sources

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