Results 31 to 40 of about 9,762,872 (272)

Qualitative evaluation of anterior segment in angle closure disease using anterior segment optical coherence tomography

open access: yesJournal of Current Ophthalmology, 2016
Purpose: To evaluate different mechanisms of primary angle closure (PAC) and to quantify anterior chamber (AC) parameters in different subtypes of angle closure disease using anterior segment optical coherence tomography (AS-OCT).
Sasan Moghimi   +4 more
doaj   +1 more source

Measurement of retina/choroid complex perfusion with magnetic resonance imaging in eyes with acute primary angle-closure

open access: yes, 2022
Purpose: To measure retina/choroid complex perfusion with magnetic resonance imaging in eyes with acute primary angle-closure (APAC). Methods: Three sequences of magnetic resonance imaging, two anatomical and one perfusional using gadolinium, were ...
Fernando Cendes (515175)   +5 more
core   +1 more source

Risk factor stratification in early-onset primary angle closure disease. [PDF]

open access: yesEye (Lond)
To identify the potential biometric associations in patients with early-onset primary angle closure disease (EOPACD), and the relevant biometric cut-offs for distinguishing them.A prospective cross-sectional observational study.The study included 190 eyes with EOPACD of 128 patients, aged 20-40 years (mean age 34.2 ± 6.0 years).EOPACD (defined as ...
Gupta S   +8 more
europepmc   +3 more sources

Secondary Acute Angle-Closure Attack: Diagnosis and Management

open access: yesSiriraj Medical Journal, 2018
Patients may come with acute angle-closure attack that mimics primary disease, but actually there was a hidden cause. Mostly, fellow eye with wide open angle might be a clue for secondary cause. However, an area with high prevalence of narrow angle makes
Sakaorat Petchyim
doaj   +3 more sources

New Insights in Primary Angle Closure Glaucoma

open access: yesDelhi Journal of Ophthalmology, 2010
Primary angle closure glaucoma is one of the major causes for irreversible visual loss in Asia. In addition to pupillary block, lens induced mechanisms, plateau iris and supra-ciliary effusions are important contributing factors eluciadated by Ultrasound
Tanuj Dada   +5 more
doaj   +1 more source

The Role of Optical Coherence Tomography in the Diagnosis of Angle Closed Diseases of the Anterior Chamber. Part 2: Visualization of the Posterior Segment of the Eye

open access: yesOftalʹmologiâ, 2021
The purpose of this work is to review the literature data on the role of optical coherence tomography in the diagnosis of diseases of the closed angle of the anterior chamber.
N. I. Kurysheva, G. А. Sharova
doaj   +1 more source

The aqueous humour dynamics in primary angle closure disease: a computational study. [PDF]

open access: yesBr J Ophthalmol
PurposeTo create a computational fluid dynamics (CFD) model of ocular anterior segment for primary angle closure diseases (PACD) and assess the aqueous humour (AH) dynamics in different angle closure ranges (ACRs).MethodsThe ocular anterior segment geometry was obtained from an optical coherence tomography image by SOLIDWORKS.
Fu L   +11 more
europepmc   +3 more sources

The anterior and posterior biometric characteristics in primary angle-closure disease: Data based on anterior segment optical coherence tomography and swept-source optical coherence tomography

open access: yesIndian Journal of Ophthalmology, 2021
Purpose: Obtaining a better understanding of the pathogenesis of primary angle-closure disease (PACD) still requires studies that provide measurements of anterior and posterior biometric characteristics together and that assess the relationship between ...
Wenbin Huang   +3 more
doaj   +1 more source

Efficacy of selective laser trabeculoplasty in primary angle closure disease [PDF]

open access: yesEye, 2018
To study the role of selective laser trabeculoplasty (SLT) in intraocular pressure (IOP) reduction in post-laser iridotomy primary angle-closure disease patients with inadequately controlled IOP.In this prospective cross-sectional study, 34 patients with primary angle-closure disease with post-laser iridotomy open angles up to at least 180° were ...
Srishti, Raj   +7 more
openaire   +2 more sources

A cohort study of duplex Doppler examinations of the carotid artery in primary open angle glaucoma [PDF]

open access: yes, 2014
Objectives To explore the possibility of pathological change in the common carotid artery at the bifurcation and in the internal carotid artery beyond the bifurcation which could contribute to a reduced diastolic pressure as observed in primary open ...
Aldoori, M. I.   +6 more
core   +1 more source

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