Atypical coloboma in the optic disc of a Beagle.
D000818:Animals; D003103:Coloboma / Q000662:veterinary*; D004283:Dog Diseases / Q000151:congenital*; D004285:Dogs; D009898:Optic Disk / Q000002:abnormalities*; D009900:Optic Nerve / Q000002:abnormalities*