Alanine Aminotransferase (ALT)
Clinical Biochemistry
Sample and container requirements
Serum Lithium Heparin Plasma (paediatrics only)
Minimum volume required
Special requirements
None
Patient preparation
None
Sample viability
Turnaround time
This assay is run throughout the day and night. The in-lab turnaround time is normally less than 24 hours. The test can be ordered as an urgent request.
Reference range
Adults: 0 – 55 IU/L (Source: Abbott Diagnostics)
Clinical guidance
Alanine aminotransferase (ALT) forms part of the standard liver function panel in blood. Please refer to LabTestsOnlineUK to learn more about ALT. https://labtestsonline.org.uk/tests/alanine-aminotransferase-alt-test
Notes
Images to go here
This information was last updated on 19 August 2026