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Correlation between Optical Coherence Tomography detected Diabetic Macular Edema and severity of Diabetic Retinopathy

• 2013
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Publication Information
Authors El Habbak A, Fayed A, Abdelzaher M
Keywords OCT, Macular edema, Diabetic retinopathy
Journal Not Available
Publisher Not Available
Volume Not Available
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Pages Not Available
publication.type International
Paper Link Not Available
Supplementary Materials Not Available
Abstract
Purpose:
To identify correlation between severity of diabetic macular edema (DME) detected by OCT, and severity of diabetic retinopathy (DR) detected by FFA.
Methods:
Retrospective review of OCT and FFA performed for 25 eyes of 20 Patients with DR and DME. Using this information patients were categorized into groups; according to angiographycaly detected severity of DR:
Group A: mild NPDR (7 eyes)
Group B: moderate NPDR (10 eyes)
Group C: severe NPDR (2 eyes)
Group D: PDR (6 eyes)
Results:
In Group A: thickening with homogeneous optical reflectivity was detected in 4 eyes, thickening with decreased optical reflectivity in the outer retinal layer in 3 eyes, foveolar detachment without traction in 1 eye. CMT was < 300 in 2. Eyes, 300-500 in 1 eye, and > 500 in 2 eyes
In Group B: thickening with homogeneous optical reflectivity was detected in 6 eyes, thickening with decreased optical reflectivity in the outer retinal layer in 4 eyes, foveolar detachment without traction in 2 eyes. CMT was < 300 in 1.eye, 300-500 in 7 eyes, and > 500 in 2 eyes
In Group C: thickening with decreased optical reflectivity in the outer retinal layer in 2 eyes. CMT was 300-500 in 2 eyes.
In Group D: thickening with homogeneous optical reflectivity was detected in 2 eyes, thickening with decreased optical reflectivity in the outer retinal layer in 4 eyes, foveolar detachment with apparent vitreofoveal traction in 2 eyes. CMT was 300-500 in 5 eyes, and > 500 in 1 eye.
Conclusion:
OCT revealed the possibility of the incidence of more severe DME than proportionate with angiographically detected severity of DR.