Congenital Nystagmus
Congenital nystagmus is a resting pendular nystagmus (occurring in equal speeds in both directions of eye movement). In Belgian Groenendael dogs, this congenital nystagmus results due to a developmental defect preventing the decussation of optic axons at the optic chiasm.
Age of Onset: Clinical signs are present at birth
Sex Predisposition: Any sex of animal can be affected
Clinical Course:
Clinical signs do not progress over time
Clinical signs do not progress over time
Clinical Signs:
Movement
Head turns
Cranial Nerves
Pendular nystagmus
Movement
Head turns
Cranial Nerves
Pendular nystagmus
Intracranial- optic nerve
Autosomal recessive inheriance
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