Results 1 to 10 of about 893,609 (302)

Reconstruction of the crystalline lens full-geometry from OCT images acquired with off-axis viewing [PDF]

open access: yesScientific Reports
The crystalline lens of the eye is an optical structure that, together with the cornea, focuses images onto the retina. In a young and healthy eye, the lens is transparent and adjusts its shape to focus on near and distant objects (accommodation).
Alvaro de la Peña   +7 more
doaj   +3 more sources

Crystalline lens imaging during accommodation with a slit-scanning tomography system: preliminary results [PDF]

open access: yesEPJ Web of Conferences, 2020
A slit-scanning tomography system previously developed in the Centre of Physics of University of Minho allows to capture images of the eye and posteriorly calculus of the biometric (thickness and curvature) and optical (wavefront aberrations) properties ...
Gomes Jessica, Franco Sandra
doaj   +3 more sources

Effects of crystalline lens characteristics on vault after implantable collamer lens implantation [PDF]

open access: yesBMC Ophthalmology
Purpose To investigate the association between crystalline lens characteristics and postoperative vault in highly myopic eyes following implantation of Implantable Collamer Lens V4c (ICL V4c; STAAR Surgical).
Jieli Wu   +4 more
doaj   +2 more sources

Effect of crystalline lens decentration and tilt on visual performance in eyes implanted with bifocal or extended depth of focus intraocular lenses [PDF]

open access: yesBMC Ophthalmology
Purpose To explore the potential of crystalline lens decentration and tilt as indicators for screening cataract patients for presbyopia-correcting intraocular lens (IOL) implantation. Methods Prospective observational study.
Yu Zhang   +9 more
doaj   +2 more sources

Intraocular lens scaffold pupilloplasty: A novel technique for pupilloplasty in phakic eyes

open access: yesIndian Journal of Ophthalmology, 2021
Numerous techniques of pupilloplasty have been described to restore iris anatomy. However limitations arise in phakic eyes due to the propensity for crystalline lens damage.
Mahipal S Sachdev   +3 more
doaj   +1 more source

Crystalline lens decentration and tilt in eyes with different axial lengths and their associated factors

open access: yesIndian Journal of Ophthalmology, 2023
Purpose: To analyze crystalline lens decentration and tilt in eyes with different axial lengths (ALs) using a swept-source anterior segment optical coherence tomography (SS-AS-OCT).
Lin Shen   +8 more
doaj   +1 more source

Weill Marchesani Syndrome: Microspherophakia

open access: yesDelhi Journal of Ophthalmology, 2021
A rare case of Weill Marchesani syndrome in a 6 years old girl who presented with short stature, short broadhead, thickened skin with short stubby fingers and toes.
Suraj Kumar Chaurasiya
doaj   +1 more source

Molecular Characterisation of X-ray Cross-complementing Group 1 (XRCC1) Gene and Risk Factors in Senile Cataract Patients attending a Tertiary Care Hospital, Uttar Pradesh, India [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2023
Introduction: Cataract arises because of aging of the crystalline lens of the eye which prevents clear vision. X-ray Cross-complementing Group 1 (XRCC1) is a Deoxyribonucleic Acid (DNA) repair protein which is involved in Single-Strand Breaks (SSBs) and ...
Mohammad Ashraf Khan   +5 more
doaj   +1 more source

The Relationship Between Age and the Morphology of the Crystalline Lens, Ciliary Muscle, Trabecular Meshwork, and Schlemm’s Canal: An in vivo Swept-Source Optical Coherence Tomography Study

open access: yesFrontiers in Physiology, 2021
Purpose: To evaluate the effects of age on the morphologies of the crystalline lens, ciliary muscle (CM), Schlemm’s canal (SC), and trabecular meshwork (TM) using swept-source optical coherence tomography (SS-OCT).Methods: Images of the crystalline lens ...
Zhangliang Li   +20 more
doaj   +1 more source

PAX8 Expression in the Crystalline Lens and Lens-Derived Lesions

open access: yesOphthalmology Science, 2021
Purpose: To evaluate PAX8 expression by immunohistochemistry in the normal pediatric and adult crystalline lens and to assess the usefulness of PAX8 immunohistochemical stain in the diagnosis of morphologically challenging lesions of lenticular origin ...
Tatyana Milman, MD   +2 more
doaj   +1 more source

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