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af
Diagnostic Atlas
A Retinal Reference Guide
Vein
will have a reduced AF signal because of
the absorption from blood contents.
Macula & Fovea
will have dark fovea (reduced
AF signal) with a gradual
increase in the signal toward
the outer macula due to the
absorption of luteal pigment
(lutein and zeaxanthin).
Artery
will have a reduced AF signal
because of the absorption
from blood contents.
Optic Disc,
Optic Nerve Head
will appear dark because of
the lack of retinal pigment
epithelial tissue.
Autofluorescence of a Healthy Retina
5
Retinal Anatomy