Feline central retinal degeneration

Source 14 year female lion, OS
Fixative not known, possibly Zenker's
Stain hematoxylin & eosin
Notes Notice that only the outer retina is absent in the affected portion of this retina (to the left of the various markers); from the inner nuclear layer inwards, the retina is essentially normal; the fundus photograph shows the clinical appearance of the lesion, which is in the area centralis
See also
Legend Photomicrograph: arrow - tapetum, arrowhead - inner nuclear layer, c - choroid, g - ganglion cell layer, p - photoreceptor perikarya (outer nuclear layer), s - sclera
Fundus photo: rectangle - correlates roughly with the site from which the photomicrograph was taken
Illustration Click on each image to see larger pictures
s-4232p.jpg s-5077p.jpg