Utility of the Clamping Bean Test (CBT) for Covert Hepatic Encephalopathy Screening

Launched by SHANGHAI CHANGZHENG HOSPITAL · Apr 14, 2024

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Eligibility criteria

• Inclusion Criteria:
• • written informed consent;
• • Age 18-70 years old;
• • Patients with clinical diagnosis of liver cirrhosis and without current OHE.
• Exclusion Criteria:
• • Presence of other uncontrollable neuro-psychiatric or neurological diseases that affect cognitive function, such as Alzheimer's disease, Parkinson's disease, schizophrenia, etc.;
• • Clinically diagnosed as overt hepatic encephalopathy(OHE);
• • Consumption of hypnotic or sedative drug and psychotropic drug in the past 4 weeks;
• • Alcohol consumption \>50 g/day within the past 3 months;
• • Conditions preventing the patient from completing the test independently (for instance, red-green color blindness, difficulty in comprehension).