Table 2: West Haven Criteria of Altered Mental Status In Hepatic Encephalopathy

Table 2:
West Haven Criteria of Altered Mental Status In Hepatic Encephalopathy
Stage	Consciousness	Intellect and Behavior	Neurologic Findings
0	Normal	Normal	Normal examination; impaired psychomotor testing
1	Mild lack of awareness	Shortened attention span; impaired addition or subtraction	Mild asterixis or tremor
2	Lethargic	Disoriented; inappropriate behavior	Obvious asterixis; slurred speech
3	Somnolent but arousable	Gross disorientation; bizarre behavior	Muscular rigidity and clonus; Hyperreflexia
4	Coma	Coma	Decerebrate posturing