Results 111 to 120 of about 315,013 (269)

Ocular pulse amplitude after trabeculectomy [PDF]

open access: yes, 2018
Background: The ocular pulse amplitude (OPA) is the difference between the minimum and maximum values of the pulsatile intraocular pressure (IOP) wave contour. The OPA depends on ocular perfusion and IOP, which are both affected by a trabeculectomy (TE).
Bachmann, Lucas   +4 more
core  

The role of frequency doubling perimetry in the diagnosis of glaucoma: screening in employees of a public hospital in an urban area of São Paulo [PDF]

open access: yes, 2005
PURPOSE: To study the prevalence of glaucoma in employees of a public hospital in São Paulo and to analyze the role of frequency doubling perimetry along with non-contact tonometry and direct ophthalmoscopy, in the screening for glaucoma.
Almeida, Geraldo Vicente De   +11 more
core   +3 more sources

An Ocular Manifestation of a Systemic Disease With Encephalitozoon Pogonae in a Juvenile Central Bearded Dragon (Pogona vitticeps)

open access: yesVeterinary Ophthalmology, EarlyView.
ABSTRACT Objective Encephalitozoon pogonae, a recently identified microsporidian species, has been associated with systemic infections in Central bearded dragons (Pogona vitticeps) manifesting as granulomatous inflammation and vasculitis. Despite the species similarity to Encephalitozoon cuniculi, which causes ocular, neurologic, and renal pathology in
Vanessa Raphtis   +6 more
wiley   +1 more source

Dependence of dynamic contour and Goldmann applanation tonometries on peripheral corneal thickness [PDF]

open access: yes, 2017
AIM: To determine the effects of peripheral corneal thickness (PCT) on dynamic contour tonometry(DCT) and Goldmann applanation tonometry (GAT). METHODS: A cross-sectional study.
Borrego Sanz, Lara   +8 more
core   +3 more sources

Elemental Composition Analysis of Sheep Tears Using Particle‐Induced X‐Ray Emission

open access: yesVeterinary Ophthalmology, EarlyView.
ABSTRACT Objective To identify the elemental composition of ovine tears using particle‐induced X‐ray emission (PIXE). Animals Studied Ten physically healthy female sheep. Procedures Tear samples were collected using Schirmer tear test strips. Tear samples were collected once daily over five consecutive days to assess reproducibility. Elemental analysis
Alon Zahavi   +7 more
wiley   +1 more source

COMPARISON OF INTRAOCULAR PRESSURE MEASURED WITH GOLDMANN APPLANATION TONOMETER AND NON-CONTACT AIR-PUFF TONOMETER

open access: yesGomal Journal of Medical Sciences, 2016
Background: Intraocular pressure measurement (IOP) is of pivotal importance for the diagnosis and management of glaucoma. The objective of this study was to compare intraocular pressure measurement with Goldmann Applanation tonometer (GAT) and non ...
Hidayatullah Mahsud   +4 more
doaj  

Comparison of intraocular pressure measurement with Scheimpflug-based noncontact tonometer with and without hydrogel contact lenses

open access: yesIndian Journal of Ophthalmology, 2015
Objectives: The objective was to determine the repeatability of intraocular pressure (IOP) measurements made through a soft contact lens (CL) using the Scheimpflug noncontact tonometry in healthy subjects.
Mukesh Kumar   +6 more
doaj   +1 more source

Intraluminal Deposits Found in Glaucoma Tube Shunts Via Anterior Segment Ocular Coherence Tomography [PDF]

open access: yes, 2018
PURPOSE: To describe and characterize a novel observation of intraluminal deposits of glaucoma tube shunts (TS) using spectral domain (SD) ocular coherence topography (OCT).
Alvarado, Jorge A.   +2 more
core   +1 more source

Management of Haws Syndrome in Cats With Gastrointestinal Diet: A Case Series

open access: yesVeterinary Ophthalmology, EarlyView.
ABSTRACT Background Haws syndrome (HS) in cats is characterized by bilateral protrusion of the third eyelid and ptosis, often accompanied by gastrointestinal (GI) symptoms such as diarrhea. Emerging evidence suggests disruption of the gut‐brain axis, linked to GI microbiota dysbiosis, may play a role in HS development.
Bar Fruchter   +5 more
wiley   +1 more source

Corneal Biomechanics for Ocular Hypertension, Primary Open-Angle Glaucoma, and Amyloidotic Glaucoma: A Comparative Study by Corvis ST

open access: yesClinical Ophthalmology, 2022
Nisa Silva,1 André Ferreira,1,2 Pedro Manuel Baptista,1 Ana Figueiredo,1 Rita Reis,1 Isabel Sampaio,1 João Beirão,1,3 Riccardo Vinciguerra,4,5 Pedro Menéres,1,3 Maria João Menéres1,3 1Ophthalmology Department, Centro Hospitalar Universitário do Porto ...
Silva N   +9 more
doaj  

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