All questions are shown as received by the Trust.
1. The normal range (adults and children) for the following liver enzymes: alanine transaminase (ALT), aspartate transaminase (AST), alkaline phosphatase and gamma GT.
2. The method and machine used with reference so it can be identified.
3. How was your local normal range determined?
a. From the reference range specified by the manufacturer
b. By the lab of a large group of normal volunteers
c. From historical data
d. Other – please describe.
4. Do your liver function tests automatically include measurement of AST?
5. How many sets of liver function tests, which include measurement of ALT and alkaline phosphatase, does your hospital or laboratory complete each year? How many patients does this represent?
6. How many requests for measurement of AST does your hospital or laboratory complete each year? How many patients does this represent?
7. How many values exceed the upper limit of normal for each liver function test?
8. If you do not hold this information because you consider the analyses to be done externally by an outside laboratory, please provide the name of the laboratory and email address for their FOI officer.
