How would you differentiate neurologic manifestations of a patient with Wilson's disease versus manifestations of hepatic encephalopathy due to end-stage liver disease?

The neurological manifestations of Wilson's include movement disorders (tremor, dystonia, parkinsonian rigidity, dysarthria, gait abnormalities, pseudobulbar signs) and neuropsychiatric symptoms (impaired executive function, cognitive disorders, depression), ophthalmologic Kayser Fleischer rings. He...