You searched for "Intraocular pressure"

16 results found

Effects of topical anaesthetic on intraocular pressure

This prospective interventional study assessed the effects of repeated intraocular pressure (IOP) using Goldmann applanation tonometry and applanation resonance tonometry in six volunteers. Previous literature supports IOP reduction using repeated applanation tonometry. Repeated IOP measures were taken alternately on 12...

Intraocular pressure changes following TOHM washout

This retrospective study between 2008 and 2019 of 110 eyes with primary open angle glaucoma (POAG), 33 eyes with ocular hypertension (OHT) and 43 eyes with uveitic glaucoma (UG) evaluated the changes in intraocular pressure (IOP) following topical ocular hypotensive...

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....

Intraocular pressure reduction after cataract surgery

Several studies have shown the efficacy of cataract surgery in lowering intraocular pressure (IOP), especially in angle closure glaucoma compared to open angle. A total of 156 eyes of 109 patients (without glaucoma or with medically controlled glaucoma) were included....

Forward-tilt technique for intraocular pressure measurement in upgaze

The authors suggest a technique to improve the accuracy of measuring IOP in upgaze using Goldmann applanation tonometry. Graves’ ophthalmopathy, also known as thyroid eye disease, is an autoimmune inflammatory condition affecting the orbit and periorbital tissues [1]. It was...

Resveratrol protects against steroid induced intraocular pressure

Topical and systemic steroid delivery is a very effective treatment for many ocular conditions but is compromised by raised intraocular pressure which in turn leads to death of retinal ganglion cells and irreversible blindness. This is an important consideration with...

Implantation of intraocular pressure sensor in glaucoma patients

The authors report safety and accuracy of an intraocular intraocular pressure (IOP) sensor placed in the ciliary sulcus during planned cataract surgery. Six patients underwent implantation of the device; a silicone rubber ring-shaped device encapsulating pressure sensitive capacitors and a...

Relationship between nocturnal intraocular pressure elevation and diurnal intraocular pressure level in NTG patients

This group studies Korean normo-tension glaucoma (NTG) patients over a 24-hour period to assess if there was a relationship between nocturnal intraocular pressure (IOP) and diurnal IOP. They have previously suggested differences in diurnal IOP may have varying mechanisms of...

Effect of caffeine and low intensity endurance exercise on intraocular pressure

This placebo controlled, double blind, balanced crossover study reports in healthy individuals that 30 minutes of cycling caused a maximum of 2.7mmHg lowering of IOP. A caffeine dose of 4mg/kg 30 minutes prior to cycling negated this effect. The conclusion...

Unique case of steroid-induced intraocular pressure spike causing NAION

The literature describes previous cases of nonarteritic anterior ischaemic optic neuropathy (NAION) following rapid rises in intraocular pressure (IOP) leading to reduced optic nerve head perfusion and disruption. This is commonly following ophthalmic procedures, acute glaucoma or steroid eye drops....

Relationship between intraocular pressure and optic nerve damage in optic nerve drusen

The authors present a retrospective study exploring the relationship between intraocular pressure (IOP) and optic nerve damage in patients with optic nerve drusen. The aim was to evaluate if patients with normal ocular pressure at the time of optic nerve...

Does religious fasting affect intraocular pressure or retinal parameters?

Nearly one billion Muslims fast every year during the month of Ramadan. Due to the difference between the lunar and solar calendars, religious fasting time can range from 11 to 17 hours per day. This prolonged abstinence from food and...
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