The main manifestations caused by hepatic encephalopathy include personality changes, behavioral abnormalities, liver odor, changes in sleeping habits, tremor, visual disturbances, consciousness disorders, and intellectual disabilities. 1. Personality change: personality change is often one of the earliest symptoms caused by hepatic encephalopathy, which may lead to depression. 2. Behavioral abnormalities: Hepatic encephalopathy may lead to some meaningless actions, such as scribbling. 3. Liver odor: Liver odor is a manifestation of liver failure in patients with hepatic encephalopathy. 4. Change of sleeping habit: The change of sleeping habit caused by hepatic encephalopathy usually manifests as sleep reversal. 5. Tremor: fluttering tremor is a characteristic clinical symptom caused by hepatic encephalopathy. 6. Visual impairment: Hepatic encephalopathy may also lead to transient functional visual impairment and blindness. 7. Impaired consciousness: the development of the disease may cause the patient to enter a coma. 8. Intellectual disability: with the development of the disease, the patient may also be in intellectual disability. The damage caused by hepatic encephalopathy should not be ignored. Individuals with suspected symptoms should consult a doctor as soon as possible.