You searched for "lens"
Autophagy in lens mitochondria loss
1 April 2014
| Graham Wallace
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Cataract and Refractive
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ATG5, FYCO1, FYVE and coiled coil domain containing 1, LC3B, OFZ, Pik3c3, TOM20, autophagy, autophagy-related 5, cataract, differentiation, electron microscopy, lens, microtubule-associated protein 1 light chain 3B, mitophagy, organelle free zone, phosphatidylinositol 3-kinase, catalytic subunit type 3, translocase of the outer mitochondrial membranes 20 kDa
The lens consists of a monolayer of epithelial cells that overlies fibre cells that differentiate from epithelial cells at the equator. While developing, fibre cells need mitochondria to provide energy, as they mature they lose these and other organelles to...
Managing a dislocated intraocular lens
1 October 2014
| Arijit Mitra, Rob Scott
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Cataract and Refractive
A 70-year-old male patient is referred from the optician with a history of onset of double vision and examination shows a dislocated / subluxated IOL. How will you manage this patient? If the double vision is causing serious concern to...
Lens surgery in patients with lens subluxation misdiagnosed as primary angle-closure glaucoma
1 August 2019
| Kurt Spiteri Cornish
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Glaucoma
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Angle-closure glaucoma, intraocular pressure control, lens subluxation, lens surgery, misdiagnosis
Lens subluxation can be caused by many conditions including Marfan syndrome and other hereditary conditions, and blunt trauma. Lens displacement can cause pupillary block and angle closure. This is commonly misdiagnosed as primary angle closure glaucoma (PACG), which can lead...
Principles of contact lens fitting in keratoconus
1 December 2015
| Inderpaul S Sian, Nabil Habib (Prof)
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Cataract and Refractive
Keratoconus is an ectatic condition of the cornea characterised by progressive conical distortion with irregular astigmatism, myopia and apical protrusion. Most cases progress slowly resulting in varying degrees of myopic astigmatism. Management of keratoconus includes spectacles, soft contact lenses, a...
Secondary intraocular lens implantation in children
1 February 2014
| Jonathan Chan
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Paediatric Ophthalmology / Strabismus
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Child Health (paediatrics), Lens and Zonules
This is a retrospective study of the medical records of children under the age of 16 who underwent secondary lens implantation for aphakic corrections after previous congenital cataract surgery over a period between January 2000 and December 2010. The study...
Patient satisfaction after refractive lens exchange with an EDOF lens
5 August 2020
| Inderpaul S Sian
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Cataract and Refractive
The aim of this study was to identify independent factors associated with postoperative satisfaction after refractive lens exchange with an extended depth of focus intraocular lens (EDOF IOL). Patients who underwent a refractive lens exchange with bilateral implantation of the...
Implantation of diffractive trifocal intraocular lens
1 April 2016
| Sharmina Khan
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Cataract and Refractive
This study reports on 60 eyes of 120 patients who underwent routine cataract surgery followed by implantation of the trifocal IOL model Lisa tri-839MP. This is a diffractive trifocal preloaded IOL with no interruption at the haptic-optic junction, 360 degrees...
25-gauge PPV for retained lens fragments
1 February 2016
| Sofia Rokerya
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Ophthalmology
This was a retrospective study including 40 eyes of 40 patients with mean age of 78 years, 19 females and 21 males, who underwent 25-gauge pars plana vitrectomy (PPV) for retained lens fragments with a minimum of six months of...
Timing of vitrectomy for retained lens fragments
1 February 2015
| Saruban Pasu
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Retina / Uvea / Vitreous
The purpose of this study was to compare the results of same setting vitrectomy with delayed vitrectomy for retained lens fragments following cataract surgery. Same setting vitrectomy was defined as the patient not leaving the operating table following cataract surgery....
Clinical evaluation of a multifocal aspheric diffractive intraocular lens
1 February 2014
| Jonathan Chan
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Cataract and Refractive
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Lens and zonules, Optics and Refraction, Treatment Surgery
This is a multi-centre prospective study involving five different centres in Europe including 52 patients with cataract. The average age was 68.5±10.5 years, 35 females were bilateral implanted with aspheric diffractive multifocal lens implantation of the Tecnis 1-Piece multifocal intraocular...
Sutureless 27-gauge needle intrascleral intraocular lens implantation
1 June 2014
| Brian Ang
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Ophthalmology
The authors report on a prospective, non-comparative, interventional case series of patients undergoing sutureless intrascleral fixation of a posterior chamber three piece intraocular lens (IOL) using a 27-gauge needle for docking. Sutureless techniques have the advantage of not having complex...
Non-contact-lens-associated acanthamoeba keratitis
1 October 2015
| Jaya Myneni
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Cornea / External Eye Disease
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Acanthamoeba keratitis, microbial keratitis, microscopy, non-contact-lens, time of presentation
This retrospective study was done to study the clinical presentation and microbiological results of non-contact-lens-related acanthamoeba keratitis (AK). One hundred and ninety-four patients with microbiological / histopathological diagnosis of AK over four years were included. All patients had corneal scrapings...