Biomedical Engineering Reference
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Fig. 49 Conjunctivitis and chromodacryorhea in a Sprague-Dawley rat
Fig. 50 Linear retinopathy in a Sprague-Dawley rat
Lens opacities in the Sprague-Dawley aged 101-134 weeks
have been reported to be 18-21 % [
54
,
55
]. A chorioretinal abnor-
mality, termed linear retinopathy, retinochoroidal degeneration/
atrophy, retinal dysplasia, or choroidal coloboma, is described in
7-10-week-old Sprague-Dawley rats (Fig.
50
)[
23
,
27
,
29
,
35
,
68
].
Histologically the lesion is characterized by thinning of the outer
