Sentences with phrase «optic nerve coloboma»
They may also have optic nerve coloboma or retinal detachment.
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While al affected dogs have CH they can also have optic nerve coloboma or retinal detachment, both of which can be blinding.
Some dogs also have optic nerve coloboma in which a portion of the optic nerve where it enters the back of the eyeball has failed to develop.
Examples of the latter might include: choroidal hypoplasia in breeds not previously identified as having Collie Eye Anomaly, optic nerve colobomas, microphthalmia, multi-focal retinopathy in breeds not yet recognized as having CMR mutations, etc..
Not exact matches
Structural eye anomalies (in particular, microphthalmia and coloboma), cataracts, intraocular calcifications, and posterior ocular findings have been reported in infants with presumed and laboratory - confirmed prenatal ZIKV infection; however, posterior findings have been the most prevalent.21,25,28,33,35,36,41 - 43 Case series report chorioretinal atrophy, focal pigmentary mottling of the retina, and optic nerve atrophy / anomalies.28, 34,37,41 - 43,55 Series of 20 or more infants with presumed ZIKV - associated microcephaly report ocular findings in 24 % to 55 %.28, 33,42 In one study, testing for ZIKV IgM was performed in 24 of 40 infants (60 %) with microcephaly and the results were positive in the cerebrospinal fluid in 100 % of those tested.42 The proportion of infants with ocular lesions did not differ in those with and without testing.42 In that series, first trimester maternal infection and smaller head circumference significantly correlated with the presence of abnormal ocular findings.42
A dog could have a coloboma of the iris, the optic nerve, the lens, or even an eyelid.
Collie Eye Anomaly (CEA)-- a complex of congenital defects including choroidal hypoplasia, also called chorioretinal dysplasia — a thinning of the vascular tissue within the eye), optic disc coloboma / staphloma — incomplete development of the optic nerve where it enters the eye, and retinal dysplasia or detachment — sections of retina, the vision reception tissue, that are not properly attached to the wall of the eye.