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Test Code LAB1753 Alanine Aminotransferase

Aliases

ALT

Purpose/Principle

Quantitatively measure alanine aminotransferase (ALT) activity to aid in the diagnosis and treatment of certain liver diseases (e.g. viral hepatitis and cirrhosis) and heart diseases.

Performing Section

Chemistry

Specimen Type

Serum/Plasma:
Light Green Top Tube-Lithium Heparin (Preferred)
Gold Top Tube-SST
Red Top Tube-Plain

Specimen Volume

Preferred: 0.6 mL
Minimum: 0.3 mL

Special Collection Notes

Capillary draws must be free flowing to prevent hemolysis

Processing Instructions

CENTRIFUGE sample per procedure.
Store and send sample refrigerated via courier.

Temperature

Refrigerated

Sample Stability

Ambient: 18 hours
Refrigerated: 7 days
Frozen @-18 Celsius: Not recommended

TAT

Routine: 90 minutes
STAT: 35 minutes

Test Components

ALT (Alanine Aminotransferase)

Reference Range

Female

0 up to 4 Years: 14-45 U/L

4 Years up to 14 Years: 11-28 U/L

14 Years up to 19 Years: 10-35 U/L

19 Years and up: 5-34 U/L

 

Male

4 Years up to 14 Years: 10-41 U/L

14 Years up to 19 Years: 11-26 U/L

19 Years and up: <50 U/L

CPT

84460