ALKALINE PHOSPHATASE

Test Code

ALP

CPT Codes
84075

Preferred Specimen

1 Gold tube (gel separator)

Minimum Volume

0.5 mL

Other Acceptable Specimens

or 1 Green tube (Lithium Heparin)

Instructions

Centrifuge for complete separation of plasma/serum and red cells ASAP.

Transport Temperature

Refrigerate

Specimen Stability

2-8°C up to 4 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Moderate hemolysis

Methodology

PNPP, AMP Buffer @ 37°C

Setup Schedule

M, T, W, Th, F, Sa, Sun

Reference Range

34 - 104 IU/L

**Pediatric Ranges**
Age	Female Reference Range	Male Reference Range
0-14 days	76-233 IU/L	76-233 IU/L
15 days - <1 year	113-443 IU/L	113-443 IU/L
1- <10 years	132-315 IU/L	132-315 IU/L
10- <13 years	119-393 IU/L	119-393 IU/L
13- <15 years	52-239 IU/L	107-442 IU/L
15- <17 years	45-108 IU/L	75-312 IU/L
17- <19 years	40-80 IU/L	49-139 IU/L

Clinical Significance

Diagnosis and treatment of liver, bone, parathyroid and intestinal disease.

Performed By
Alverno Laboratories

Performing Laboratory
Alverno Central Lab
NCHB1 (Chemistry, Beckman AU)

Last Updated: April 25, 2023

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.