14th June 2021

A 56-year-old man has been referred for management of alcohol dependence syndrome

A 56-year-old man has been referred for management of alcohol dependence syndrome. He is seeking to stop drinking. Routine blood tests are performed, and the following liver function test results returned (normal ranges shown in brackets):

• ALT 110 iu/L (3-40)
• AST 87 iu/L (3-40)
• ALP 45 iu/L (30-100)
• GGT 210 iu/L (8-60)
• Bilirubin 20 umol/L (3-17)

Select the SINGLE most appropriate subsequent investigation from the list below. Select ONE option only.