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Alanine Transferase

Alias: ALT

Discipline: Clinical Chemistry

Test information: Majority of alanine aminotransferase (ALT) is produced by the liver. Elevated levels are found in patients with hepatitis, cirrhosis, obstructive jaundice, carcinoma of the liver, or chronic alcohol abuse.

Specimen Type(s)
  • Blood;
Other Acceptable Specimen Type(s)
Specimen Container - Adult
  • Gold Top SST BD;
Specimen Container - Paediatric
  • Light Green Top Microtainer BD;
  • N/A;
Part of a test profile?
Liver function
Volume (min) of sample to be sent to laboratory
Less than 0.5ml
Patient Preparation, Sample Handling and Transport
Maximum add on time
5 days
Units and Reference Ranges / Interpretation
RR for Males and Females
less than 1yr -5-51 U/L
1yr to less than 13yrs - 11-30 U/L
RR for Female
13yr to less than 19yrs - 8-24 U/L
RR for Male
13yr to less than 19yrs - 10-33 U/L
RR for Males and Females
19yrs & above - 0-55 U/L
UKAS number
UKAS accredited test?

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Last updated: 10-06-2024