loss of motor functions.
[chloesaxby.com.au]
At a certain point, loss of motor function is noticed, which can be triggered by a specific stressor, such as an infection with fever or head trauma.
[ulf.org]
Symptoms include cerebellar ataxia, spasticity, optic atrophy, epilepsy, [1] loss of motor functions, irritability, vomiting, coma, [2] and even fever has been tied to VWM
[en.wikipedia.org]