Results 21 to 30 of about 219,607 (290)

Optical Coherence Tomography [PDF]

open access: yesCirculation, 2012
Case presentation : A 56-year-old man presented to the hospital with chest pain and a non–ST-segment elevation myocardial infarction. Thrombotic plaque rupture in the left anterior descending coronary artery was treated with an everolimus-eluting stent.
James M, McCabe, Kevin J, Croce
openaire   +4 more sources

Optical coherence tomography and optical coherence tomography angiography in multiple sclerosis

open access: yesThe 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   +3 more
doaj   +1 more source

Advances in swept-source optical coherence tomography and optical coherence tomography angiography

open access: yesAdvances in Ophthalmology Practice and Research, 2023
Background: The fast development of swept-source optical coherence tomography (SS-OCT) and swept-source optical coherence tomography angiography (SS-OCTA) enables both anterior and posterior imaging of the eye.
Fang Zheng   +8 more
doaj   +1 more source

Optical Coherence Tomography [PDF]

open access: yesScience, 1991
A technique called optical coherence tomography (OCT) has been developed for noninvasive cross-sectional imaging in biological systems. OCT uses low-coherence interferometry to produce a two-dimensional image of optical scattering from internal tissue microstructures in a way that is analogous to ultrasonic pulse-echo imaging.
David Huang   +10 more
openaire   +2 more sources

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

open access: yes, 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.   +7 more
core   +9 more sources

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

open access: yesDiagnostics, 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   +6 more
doaj   +1 more source

Optical coherence tomography and optical coherence tomography — angiography used in endocrine ophthalmopathy

open access: yesРоссийский офтальмологический журнал, 2023
The literature review presents the results of optical coherence tomography and optical coherence tomography — angiography used for Graves’ orbitopathy. The data on the thickness of the inner layers of the retina, microcirculation in the peripapillary and
N. A. Gavrilova   +2 more
doaj   +1 more source

Cross-Polarization Optical Coherence Tomography for Brain Tumor Imaging

open access: yesFrontiers in Oncology, 2019
This paper considers valuable visual assessment criteria for distinguishing between tumorous and non-tumorous tissues, intraoperatively, using cross-polarization OCT (CP OCT)—OCT with a functional extension, that enables detection of the polarization ...
Konstantin S. Yashin   +11 more
doaj   +1 more source

Polarization-resolved second-harmonic-generation optical coherence tomography in collagen [PDF]

open access: yes, 2004
We describe a novel imaging technique, second-harmonic-generation optical coherence tomography (SHOCT). This technique combines the spatial resolution and depth penetration of optical coherence tomography (OCT) with the molecular sensitivity of second ...
Applegate, Brian E.   +3 more
core   +1 more source

Optical coherence tomography [PDF]

open access: yesThe British Journal of Radiology, 2005
SummaryThe review provides a concise explanation of principles of operation of different optical coherence tomography methods. A comparative analysis of their advantages and disadvantages is presented in relation to specific applications. The review will assist the reader in making an educated choice on the most suitable optical coherence tomography ...
openaire   +5 more sources

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