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fluorescein angiography

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fluorescein angiography Ophthalmology A technique used to diagnose chorioretinal disease, based on the enhancement of anatomic and vascular details in the retina after IV injection of fluorescein, a dye; FA is used to evaluate retinal disease–it delineates abnormal areas, and demonstrates defects–eg, choroidal neovascularization, proliferatrive diabetic retinopathy, and light toxicity, and can be used to plan laser therapy for vascular lesions of the retina. Cf Retinopathy.


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Upon clinical diagnosis, patients underwent further testing of visual fields (Humphrey automated visual field analyzer [HVF], Amsler charting, and fundal fluorescein angiography [FA]), and measurement of central macular thickness with optical coherence tomography (OCT3, Zeiss, Gottingen, Germany).
Secondary variables included fluorescein angiography and optical coherence tomography (OCT).
This new product detects previously unrecognized structures, combining high resolution cross-sectional images of the retina with any of four imaging modalities: autofluorescence, infrared, fluorescein angiography, or ICG angiography.
 
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