You searched for "palsy"

4041 results found

Do bilateral same day intravitreal injections increase the risk of endophthalmitis?

This large retrospective cohort study reviewed all patients who had bilateral intravitreal anti-vascular endothelial growth factor (VEGF) injections between April 2012 and August 2017. There were 101,932 procedures performed in 5890 patients. The two most common indications for injections were...

Under pressure: intraocular pressure and bariatric surgery

Obesity in the general patient population is increasing. The National Institute for Health and Care Excellence recommends bariatric surgery with body-mass index (BMI) of over 40, or between 35-40 and other significant disease that could be improved with weight loss....

Vertical disparity effects on horizontal fusion

This study was designed to investigate the effect of induced vertical disparity by prisms on horizontal fusional reserves at near distance. One hundred and seventy students were recruited and vertical disparity was induced by small vertical prisms of 0.5 and...

Screening accuracy

In this study the authors observed whether and how well orthoptic tests are performed by non-orthoptists in a screening setting. They assessed the quality of screening tests by semi-structured observations of youth health care (YHC) physicians who screened children aged...

Radiation maculopathy

This is a retrospective non-randomised study of 13 consecutive eyes of 13 patients affected by radiation maculopathy secondary to eye irradiation for primary uveal melanoma (Iodine-125 brachytherapy). All patients were treated with a single intravitreal 0.7mg dexamethasone implant and full...

Macular pigment and dark adaptation in older population with normal maculas

Macular pigment (MP) such as lutein, zeaxanthin and meso-zeaxanthin are highly concentrated in the fovea. They protect the retina from damage of ambient blue light via antioxidant properties. In older eyes with normal healthy retina, macular pigment optical density (MPOD)...

Effect of refractive corneal surgery on IOP and glaucoma progression

Accuracy of intraocular pressure (IOP) measurement depends on the biomechanical properties of the cornea, including its thickness central corneal thickness (CCT) and keratometry (K). Fifty-six eyes of 56 patients with primary open angle glaucoma (POAG) who had a history of...

Iranian prevalence of amblyopia

This population-based study was conducted in the Mashhad County in the north east of Iran to determine the prevalence of amblyopia and its determinants and to predict the health needs of the county. This was a cross-sectional study and of...

Effects of blood donation on the physiology of the eye

Hypovolaemia is a state of decreased blood volume, the reduction of which reduces tissue perfusion which may in turn lead to cellular hypoxia and end-organ damage. In blood donation, 500ml of blood is collected in ten minutes. This equates to...

Does breastfeeding protect against age-related cataract?

This nationwide cross-sectional study is the first of its kind assessing the relationship between breastfeeding and maternal age-related cataract in Korea. They assessed the participants into quartiles depending on the number of breastfed children and duration of breastfeeding. There were...

Is laser refractive surgery safe for patients taking isotretinoin?

This multicentre, retrospective, interventional case series assesses the outcomes of laser in situ keratomileusis (LASIK) and photorefractive keratectomy (PRK) in 113 patients taking isotretinoin between January 2003 and September 2017. Isotretinoin is contraindicated for LASIK and PRK and patients are...

Using a pupillometer to confirm presence of RAPD in post stroke homonymous hemianopia

It has been reported that relative afferent pupillary defects (RAPDs) may be present in patients with occipital lobe lesions. However, a small contralateral RAPD due to a difference in the crossed and uncrossed fibres can be difficult to detect using...