Categories: Nervous system phene

Cross-species summary: Congenital deficiency of myelin, especially in the cerebellum and brainstem; includes failure of formation of myelin, plus incomplete and delayed myelination of axons. Clinical signs include inability to rise, and severe muscle tremor with periods of spasticity. Also known as oligodendroglial dysplasia.

Species in which this phene is found:
dog (Canis lupus familiaris)
pig (Sus scrofa)
taurine cattle (Bos taurus)
sheep (Ovis aries)