You searched for "OCT-A"

171 results found

A new observation point: updating the nomenclature and classification with OCT

The evolution of ophthalmic imaging technologies has been particularly rapid over the last few years. The author provides an update of the current terms for common signs and pathologies observed using optical coherence tomography. My experience as an ophthalmic technician,...

DRI OCT Triton2 SS OCT & OCTA

Topcon’s next-generation multimodal Swept-Source OCT, designed to enhance clinical efficiency without compromise. Triton2 offers a simplified workflow, high-density scans, deep penetration, NEW slit scan technology, wide-field OCT and OCT angiography, anterior segment imaging, and flexible positioning. Powered by IMAGEnet7, Topcon’s...

DRI OCT Triton Plus SS OCT & OCTA

1050nm wavelength, 100,000 A Scans/sec. Widefield OCT (21mm B-scans, 21mm x 21mm OCTA) Smart Denoise for enhanced scan quality Advanced anterior imaging: 9mm Radial Scan (epithelial/stromal mapping, corneal thickness), 16mm Line Scan (glaucoma metrics) Multimodal Imaging: Hood Report and SMARTrack™...

Oct/Nov 2015 Quiz

History A 16-year-old female presents with bilateral ocular irritation. The patient has a history of seasonal rhinitis and eczema and complains of itchy eyes, especially during the summer months. Examination shows bilateral mucoid discharge, conjunctival injection and eversion of both...

Oct/Nov 2019 Quiz

History A 62-year-old female patient was referred for rapid growth of a left periorbital soft tissue lesion with proptosis. Her past medical history included: hypertension, hyperlipidaemia and bipolar disorder. On examination: vision in the affected eye was hand movements, right...

Extraocular muscle OCT

The goal was to evaluate the use of the Heidelberg anterior segment optical coherence tomography (AS-OCT) to image extraocular rectus muscle insertions and to expand the use of the AS-OCT to also image vertical rectus muscles. The authors evaluated inter...

Detecting glaucoma with only OCT

In this review article, the authors describe a probability model based upon only OCT to detect glaucoma. They explain how normal anatomical variation can lead to false positives and applying a model to account for this improves specificity. The application...

ANTERION® SS OCT

Multimodal imaging platform utilising high resolution swept – source OCT imaging of the anterior segment. Options include: Cataract App – axial length, lens thickness, formulae suite. Cornea App – corneal topography and tomography, total corneal power, pachymetry, corneal wavefront, ETM...

REVO OCT – Fundus Camera

Comprehensive glaucoma analytical tools for quantification of the Nerve Fibre Layer, Ganglion Layer and Optic Head with DDLS enable the user to perform precise diagnosis and monitoring of glaucoma over time. With the golden standard 14 optic nerve parameters and...

Oct/Nov 2017 Quiz

History A 73-year-old man presented with a rapidly growing left lower eyelid lump with recent bleeding. On examination there was a raised, ulcerated, firm mass occupying two thirds of his lower eyelid. The lesion bled easily and appeared connected to...

Oct/Nov 2016 Quiz

History A 67-year-old female patient had chronic left canaliculitis becoming painful and more recently complicated by left lower blepharitis. Examination revealed a small fleshy lump on the medial aspect of the left lower eyelid. There was also swelling of the...

Oct/Nov 2014 Quiz

History 12-year-old cattle herder in Bangladesh. Loss of vision right eye – over 2/12 to no perception of light (NPL). B-scan showed choroidal thickening. Suspected to be choroidal ‘tumour’. Enucleated. Figure 1. Figure 2. Figure 3. Figure 4. Figure 5....