Discharge stage I if good resources.
Stage II will need admission unless known<unk>  and who is otherwise well.
Stage III and IV admission +/- ICU or obs bed.
Hepatic encephalopathy
Subdural Hematoma
Ethanol toxicity
Hypoglycemia
Methanol toxicity
Wernicke-Korsakoff Syndrome
Acute hepatitis
Hyper/hyponatremia