ALT (SGPT)

Test Code
ALT


Preferred Specimen
1 mL Serum and Plasma (lithium heparin)


Instructions
"Separate from cells ASAP to a max of 2 hour from collection time. Samples should be kept refrigerated and analyzed within 1 week.
Testing Frequency: Performed as ordered"


Transport Container
PST, Plasma Separator


Transport Temperature
Refrigerate


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Stability: 7 days Refrigerated


Methodology
Enzymatic

Reference Range
"M Up to 7 Days 20 - 54 U/L
M Up to 30 Days 24 - 54 U/L
M Up to 3 Months 27 - 54 U/L
M Up to 6 Months 26 - 55 U/L
M Up to 12 Months 26 - 59 U/L
M Up to 3 Years 19 - 59 U/L
M Up to 11 Years 24 - 49 U/L
M Up to 13 Years 24 - 68 U/L
M Up to 15 Years 24 - 59 U/L
M Up to 19 Years 24 - 54 U/L
M Up to 999 Years 7 - 40 U/L
F Up to 7 Days 21 - 54 U/L
F Up to 30 Days 22 - 46 U/L
F Up to 3 Months 26 - 61 U/L
F Up to 6 Months 26 - 51 U/L
F Up to 12 Months 26 - 55 U/L
F Up to 3 Years 24 - 59 U/L
F Up to 6 Years 24 - 49 U/L
F Up to 13 Years 24 - 44 U/L
F Up to 15 Years 19 - 44 U/L
F Up to 19 Years 19 - 49 U/L
F Up to 999 Years 7 - 40 U/L"




The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.