Results 1 to 10 of about 387,781 (388)

Optical coherence tomography angiography

Kerala Journal of Ophthalmology, 2016
Optical coherence tomography angiography (OCTA) is a non-invasive angiography type without a contrast agent, which provides a detailed assessment of the retinal and choroidal vasculature and visualization of blood flow by detecting motions of ...
Remya Mareen Paulose, Jay Chhablani
doaj   +5 more sources

Optical Coherence Tomography: A Brief Review [PDF]

International Journal of Biophotonics and Biomedical Engineering, 2023
Optical coherence tomography (OCT) is a new imaging technique with a significant role in the field of medicine. It is a light-based non-invasive imaging method that provides high quality cross-sectional and volumetric images.
Nasser Moslehi Milani
doaj   +1 more source

In vivo images of the epidural space with two- and three-dimensional optical coherence tomography in a porcine model. [PDF]

PLoS ONE, 2017
BACKGROUND:No reports exist concerning in vivo optical coherence tomography visualization of the epidural space and the blood patch process in the epidural space.
Wen-Chuan Kuo, Meng-Chun Kao, Mei-Yung Tsou, Chien-Kun Ting   +3 more
doaj   +1 more source

Malignant hypertension – Optical coherence tomography grading and optical coherence tomography characteristics

TNOA Journal of Ophthalmic Science and Research, 2021
This photo essay describes the fundoscopic and optical coherence tomography (OCT) grading and characteristics of hypertensive retinopathy (HTR). A 34-year-old male presented with decreased vision of 20/40 N10 in both eyes following diagnosis of malignant
Priya Rasipuram Chandrasekaran
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APOSTEL 2.0 Recommendations for Reporting Quantitative Optical Coherence Tomography Studies

Neurology, 2021
Objective To update the consensus recommendations for reporting of quantitative optical coherence tomography (OCT) study results, thus revising the previously published Advised Protocol for OCT Study Terminology and Elements (APOSTEL) recommendations ...
A. Aytulun, Andrés Cruz-Herranz, O. Aktas, L. Balcer, L. Balk, P. Barboni, Augusto Azuara Blanco, P. Calabresi, F. Costello, B. Sánchez-Dalmau, D. DeBuc, N. Feltgen, R. Finger, J. Frederiksen, E. Frohman, T. Frohman, D. Garway-Heath, I. Gabilondo, J. Graves, A. Green, H. Hartung, J. Havla, F. Holz, J. Imitola, Rachel C Kenney, A. Klistorner, B. Knier, T. Korn, S. Kolbe, J. Krämer, W. Lagrèze, L. Leocani, O. Maier, E. Martinez-Lapiscina, S. Meuth, O. Outteryck, F. Paul, A. Petzold, G. Pihl-Jensen, J. Preiningerova, G. Rebolleda, M. Ringelstein, S. Saidha, S. Schippling, J. Schuman, R. Sergott, A. Toosy, P. Villoslada, S. Wolf, E. Yeh, P. Yu-Wai-Man, H. Zimmermann, A. Brandt, P. Albrecht   +53 more
semanticscholar   +1 more source

Optical Coherence Tomography and Glaucoma.

Annual Review of Vision Science, 2021
Early detection and monitoring are critical to the diagnosis and management of glaucoma, a progressive optic neuropathy that causes irreversible blindness.
A. Geevarghese, G. Wollstein, H. Ishikawa, J. Schuman   +3 more
semanticscholar   +1 more source

Optical coherence tomography and optical coherence tomography angiography in multiple sclerosis

The Egyptian Journal of Neurology, Psychiatry and Neurosurgery, 2023
Background In multiple sclerosis (MS), optical coherence tomography (OCT) has become a sensitive tool for evaluating retinal and optic nerve diseases. Optical coherence tomography angiography (OCT-A) is a novel technique that can assess the density of ...
Adel Hassanein Elsayed Gad, Nouran Alaa Abd El Hamid, Randa Mohamed Abdel-Moneim El-Mofty, Lobna Ahmed Talaat El Ghoneimy   +3 more
doaj   +1 more source

Optical Coherence Tomography and Optical Coherence Tomography Angiography in Pediatric Retinal Diseases

Diagnostics, 2023
Indirect ophthalmoscopy and handheld retinal imaging are the most common and traditional modalities for the evaluation and documentation of the pediatric fundus, especially for pre-verbal children.
Chung-Ting Wang, Yin-Hsi Chang, Gavin S. W. Tan, Shu Yen Lee, R. V. Paul Chan, Wei-Chi Wu, Andrew S. H. Tsai   +6 more
doaj   +1 more source

Evaluation of a cheap ultrasonic stage for light source coherence function measurement, optical coherence tomography and dynamic focusing [PDF]

, 2009
We evaluate the performance of a cheap ultrasonic stage in setups related to optical coherence tomography. The stage was used in several configurations: (1) optical delay line in an optical coherence tomography (OCT) setup; (2) as a delay line measuring ...
Andersen, Peter E., Bouma, Brett E., Childs, David, Hogg, Richard, Krstajic, Nikola, Matcher, Stephen J., Smallwood, Rod, Steenbergen, Wiendelt   +7 more
core   +9 more sources

Toward optical coherence tomography on a chip: in vivo three-dimensional human retinal imaging using photonic integrated circuit-based arrayed waveguide gratings

Light: Science & Applications, 2021
In this work, we present a significant step toward in vivo ophthalmic optical coherence tomography and angiography on a photonic integrated chip. The diffraction gratings used in spectral-domain optical coherence tomography can be replaced by photonic ...
E. Rank, Ryan Sentosa, Danielle J. Harper, M. Salas, Anna Gaugutz, D. Seyringer, S. Nevlacsil, A. Maese-Novo, M. Eggeling, P. Muellner, R. Hainberger, M. Sagmeister, J. Kraft, R. Leitgeb, W. Drexler   +14 more
semanticscholar   +1 more source