ALTAlanine aminotransferase (ALT)
What it shows
A liver cell enzyme that leaks into the blood when the cells are damaged.
Your doctor reads the result: the laboratory does not diagnose or prescribe. The result sheet gives the reference range beside each value.
Sample
- Short code
- ALT
- What is taken
- Blood from a vein
- Container
- Yellow-top gel serum tube
- Turnaround
- 1 working days for samples taken by 12:00; result at 18:00
- At home
- Yes, a nurse comes to your home
Preparation
- 8 hours after your last meal, on an empty stomach. Water is fine.
- No alcohol and no fatty food the day before.
- No hard exercise the day before.
Reference ranges
| For | Range |
|---|---|
| Women | below 33 U/L |
| Men | below 41 U/L |
These ranges are for Damla’s analysers and methods; another laboratory’s ranges may differ slightly.
This test is part of these check-ups
From the same section
- ASTAspartate aminotransferase (AST)₼9
- GGTGamma-glutamyl transferase (GGT)₼10
- ALPAlkaline phosphatase (ALP)₼10
- BILBilirubin, total and direct₼12
- CREACreatinine₼9