Eyes with high myopia present reduced superficial vascular density and increased outer retina flow. Superficial vascular density and retinal thickness appear to be significantly correlated.
Most of our patients had good baseline visual function and, thus, were at high risk for losing vision because of the poor prognosis of CNV in angioid streaks. Because most had no or limited vision loss after 1 year, the authors suggest that photodynamic therapy can be used to try to limit or delay visual damage caused by this aggressive disease.
Aim: Our purpose was to assess fundus autofluorescence (FAF) images in patients with diabetic retinopathy and cystoid macular edema (CME) and their correlation with fluorescein angiography (FA) and optical coherence tomography (OCT) findings. Methods: Sixty-eight eyes of 34 consecutive patients with diabetic retinopathy were examined with autofluorescence imaging using a confocal scanning laser ophthalmoscope, FA and OCT. The eyes were divided into 2 groups, group 1 with CME and group 2 without. Results: In the 44 eyes of group 1 (65% of the series), we identified 3 patterns of FAF: (1) multicystic increased FA (57%), (2) a single cyst of increased FAF (16%), (3) combined single- and multicystic increased FAF (27%). FA and OCT gave a positive correlation between cystic increased FAF and CME (r = 0.95; p = 0.001). Visual acuity loss was not correlated with the size of the cystic area (p = 0.83), but it was related to significant macular thickening (p = 0.007). Conclusions: Confocal scanning laser ophthalmoscopy can selectively visualize autofluorescent, multilobulated spaces in eyes with diabetic CME. Even if OCT remains preferable for evaluating macular thickening and cysts, FAF might be another useful easy test to rapidly distinguish this entity noninvasively and with no risk.
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