You searched for "perimetry"

1419 results found

Structural effects of migraine on the retina

Migraine is a common, chronic, multifactorial neuro-vascular disorder typically characterised by recurrent attacks of disabling headache and autonomic nervous system dysfunction (migraine without aura). Up to one third of patients also have neurological aura symptoms (migraine with aura). The objective...

Ocular blood flow changes in Behcet disease

This study evaluates ocular blood flow changes in both ocular Behcets disease (BD) and non-ocular BD (with or without thrombotic disease) and compares these findings with a healthy control group. A total of 90 eyes with BD were evaluated with...

Correlation between structural and functional status of optic nerve and retina in multiple sclerosis

Multiple sclerosis (MS) involves autoimmune inflammatory demyelination and axonal degeneration in the central nervous system. Investigation of the retina and optic nerve head (ONH) is an ideal way to visualise this demyelination. This study investigates the functional and structural properties...

Prediction of visual outcome in IIH

In this prospective study, visual outcome of 40 patients with idiopathic intracranial hypertension (IIH) was compared with clinical and neuro-ophthalmic parameters. The purpose of this was to determine any correlation to try and predict visual outcome for IIH patients. Parameters...

Contact lenses for adults with infantile nystagmus

A pilot randomised controlled trial (RCT) was conducted to determine recruitment rates, acceptability of and adherence to treatment and adverse events along with change in best corrected visual acuity (BCVA) and nystagmus parameters from baseline to two weeks follow-up. The...

Biometry measure after cycloplegia

The authors investigated optical biometry in an Indian paediatric population on normal and cataract paediatric eyes and studied the effect of cycloplegia on different parameters measured in these eyes. This was a prospective study of 76 eyes aged five to...

Colour Doppler imaging before and after orbital decompression in thyroid eye disease

In this prospective, uncontrolled study euthyroid patients with moderate to severe inactive thyroid eye disease underwent colour Doppler imaging before and after orbital decompression. Patients with dysthyroid optic neuropathy, corneal breakdown, systemic disease (diabetes, cerebrovascular accident, cardiovascular and peripheral vascular...

Migraine attack: does retinal and peripapillary blood flow change?

This prospective clinical study compared retinal and peripapillary blood flow parameters in migraine patients during an attack with healthy controls using optical coherence tomography angiography (OCTA). OCTAs were performed on 52 eyes from 26 migraine sufferers and 48 eyes from...

Measurement considerations in OCT results with suspected glaucoma

The purpose of this study was to determine retinal nerve fibre (RNFL) thickness parameters and assess the relationship between the cup-to-disc (CD) ratio and RNFL measurements of paediatric patients who had optic nerve appearance suspicious for glaucoma based on enlarged...

Presidency changes hands at the International Opticians Association (IOA)

This year saw the baton of the presidency of the International Opticians Association (IOA) handed from Fiona Anderson to Donald Crichton BSc (Hons) FBDO.

Optometry Today’s new education resource for practice teams

Optometry Today (OT) has released a new education package for optometry practice teams, delivered in partnership with the Association of Optometrists (AOP) and Johnson & Johnson Vision.

Mike Harris, family optometrist, takes office as Master of The Worshipful Company of Spectacle Makers

Optometrist Mike Harris was installed this week as Master of The Worshipful Company of Spectacle Makers, a fitting culmination to his career supporting better vision for all. Mike qualified with The Worshipful Company of Spectacle Makers in the late 1970s,...