Ultrasound biomicroscopy (part 2): primary angle closure
Patients with primary angle closure or primary angle closure glaucoma [PAC(G)] comprise a significant subgroup affecting around 10% of glaucoma patients amongst Caucasians. Assessment of the patient with angle closure, or narrow angles, requires gonioscopy. However, whilst identifying the presence...
The interpretation and use of ultrasound biomicroscopy (part 1)
1 October 2016
| Rizwana Siddiqi, Pravin Pandey, Peter Antony Good
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EYE - Cornea, EYE - Imaging, EYE - Vitreo-Retinal
Ultrasound Biomicroscopy (UBM) has become increasingly important for the diagnosis of a variety of anterior segment pathologies. Most ophthalmologists are familiar with conventional B-scan ultrasonography techniques, which operate at lower sound frequencies (7.5 to 20MHz). UBM is an ultrasound technique...
Managing cataract surgery in a patient with diabetic maculopathy
A 56-year-old type 2 diabetic with previously treated bilateral diabetic maculopathy develops a cataract requiring surgery in the right eye. He has had grid laser previously, followed intermittently by intravitreal triamcinalone, Avastin and more recently Lucentis in both eyes. His...
Typical and atypical optic neuritis – diagnosis and initial management
1 June 2016
| Srilakshmi Sharma, M Isabel Leite
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EYE - Neuro-ophthalmology
Optic neuritis is a relatively common presentation to ophthalmologists in the acute setting. The vast majority are cases of ‘typical’ optic neuritis (ON) but a smaller group of conditions, so-called, ‘atypical’ optic neuritides require a different work-up and management strategy....
The management of antiplatelets and anticoagulation in elective ophthalmic surgery
1 April 2016
| Lee Teak Tan, Jonathan H Norris, Bernard Prendergast
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EYE - Orbit, EYE - Oculoplastic
Clinical scenario: A 57-year-old gentleman who is scheduled to have Mohs micrographic surgery and reconstruction for a medial canthal basel cell carcinoma (BCC) has been started on aspirin and clopidogrel following a coronary stent three weeks ago. Does the antiplatelet...
Cataract surgery in uveitis patients
Cataract formation is a common complication of uveitis, causing up to 40% of vision loss in these patients. Cataract results from inflammation +/- corticosteroid therapy and is usually posterior subcapsular, but a small proportion have a rapid increase in nuclear...
