Occult With No Classic CNV Red-free Photograph
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

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






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case_02_occult_with_no_classic_cnv.ppt
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Occult With No Classic CNV
Red-free Photograph Image courtesy of J Slakter
Red-free Photograph Red-free photograph: shallow subretinal fluid and drusen are seen – There was a small pigment epithelial detachment (PED) noted on clinical examination
Early-phase Fluorescein Angiogram Image courtesy of J Slakter
Early-phase Fluorescein Angiogram Early phase: an area of irregular hyperfluorescence noted centrally with some surrounding areas of hypofluorescence – The margins of this region are fairly well defined
Mid-phase Fluorescein Angiogram Image courtesy of J Slakter
Mid-phase Fluorescein Angiogram Mid (venous) phase: the area of hyperfluorescence stands out in better contrast to the more homogenous background fluorescence Note: there is no increased hyperfluorescence of the lesion typically seen with classic CNV
Mid-late-phase Fluorescein Angiogram Image courtesy of J Slakter
Mid-late-phase Fluorescein Angiogram Mid-late phase: there is slightly more hyperfluorescence from the lesion at this point
Late-phase Fluorescein Angiogram Image courtesy of J Slakter
Late-phase Fluorescein Angiogram Late phase: the lesion remains unchanged throughout the later phases of the angiogram, without the increased hyperfluorescence and leakage beyond the margins of the CNV seen with classic CNV – This is an example of occult CNV, likely representing a fibrovascular P