You searched for "occlusions"

1286 results found

BT for retinal detachment strabismus

The authors report the use of botulinum toxin (BT) as a treatment option in 140 patients with strabismus relating to retinal detachment surgery. The BT dose was 2.5 units of Dysport. Mean follow-up was 27 months (3-203) with a mean...

Can the angle of origin of the ophthalmic artery predict embolic trajectory?

A retrospective, comparative case-control study was used to test the hypothesis that a risk factor for retinal versus cerebral infarct is the angular origin of the ophthalmic artery from the internal carotid artery. The study compared one group (n=28) who...

A case presentation of morning glory disc anomaly and peripapillary staphyloma

The purpose of this paper is to present a case of an 18-month-old girl initially presenting with strabismus. Fixation of the affected eye was intermittent with a relative afferent pupillary defect. A fundus photography of the affected left eye showed...

Does methanol poisoning require ophthalmic investigation?

The authors report a case series of 21 patients (41 eyes) diagnosed with acute methanol poisoning following an outbreak in Tunisia in 2020. All patients underwent a complete ophthalmological examination including visual fields, colour vision test and optical coherence tomography...

Testing near or distance visual acuity for change during amblyopia therapy

In this study, the authors aimed to determine if any differences occurred between near and distance visual acuity (VA) in a cohort of childhood untreated amblyopia. They recruited 54 patients with mean age 4.9 years, SD 0.44. Mean VA in...

Associations between cerebral vascular malformations and retinal venous malformations

The authors present a retrospective medical notes review which aimed to understand associations between retinal venous malformations (RVM) and cerebral vascular malformations (CVM). Cases of known CVM over a four-year period were identified. The data extracted from medical records included...

Effect of intra-arterial chemotherapy drug regimens on globe salvage outcomes of retinoblastoma patients

This is a retrospective study from Shandong University, China, between May 2016 to November 2019, to compare the effect of 3-drug regimen (melphalan (MP) , topotecan (TP) and Carboplatin (CP)) of 95 patients (97 eyes) with two-drug regimen (MP and...

From Dye to Digital: Why OCTA is replacing invasive imaging in retinal care

For decades, retinal imaging has relied on invasive dye based techniques to visualise the eye’s vasculature. However, Optical Coherence Tomography Angiography (OCTA) is fast becoming the preferred modality, replacing fluorescein and ICG angiography in many clinical settings. As highlighted by...

Practical phacodynamics – making the most of your phacoemulsification machine

Understanding phacodynamics is appreciating the subtleties in the dynamic changes of the fluidics and the ultrasonic power delivered. Kristina Southcott explains. Increase my vacuum! Increase my bottle height! Increase my phaco power! I frequently observe the above commands being directed...

Direct endoscopic probing for congenital lacrimal duct obstruction

The most common treatment for congenital lacrimal duct obstruction (CLDO) is probing, which is traditionally a blind procedure. Previous literature reports success rates between 78-92%. The authors of this retrospective non comparative case series reviewed the success rates of probing...

Exotropia symptoms

The aim of this study was to evaluate clinical preoperative symptoms and changes to these postoperatively in patients with exotropia. A non-validated questionnaire with 15 questions was used: three subscales including stereopsis (five questions), ocular fatigue (five questions) and cosmetic...

Ocular manifestations of multiple sclerosis: an overview

Multiple sclerosis (MS) is an autoimmune demyelinating disease of the central nervous system (CNS), in which there is dissemination of lesions in time (two or more clinical events) and space (multiple lesions seen on brain and spinal imaging). The pathophysiology...