behavior/neurological
|
• onset is by eight to ten weeks of age
(J:205908)
|
nervous system
|
• onset is by eight to ten weeks of age
(J:205908)
|
hearing/vestibular/ear
|
• ABR assessment of hearing on two homozygotes at approximately three months of age showed normal hearing at all frequencies except for a slightly elevated threshold at 32kHz
|
vision/eye
| N |
• electroretinography of one homozygote at eleven weeks of age was normal, and ophthalmoscopic examination of three homozygotes at eleven weeks of age found no abnormalities
|


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