Test Code ALP Alkaline Phosphatase, Serum
Reporting Name
Alkaline Phosphatase, SUseful For
Diagnosing and monitoring treatment of liver, bone, intestinal, and parathyroid diseases
Performing Laboratory

Specimen Type
SerumNecessary Information
Patient's age and sex are required.
Specimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Collection Instructions:
1. Serum gel tubes should be centrifuged within 2 hours of collection.
2. Red-top tubes should be centrifuged and aliquoted within 2 hours of collection.
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum | Frozen (preferred) | 60 days | |
Ambient | 7 days | ||
Refrigerated | 7 days |
Reference Values
Males
0-14 days: 83-248 U/L
15 days-<1 year: 122-469 U/L
1-<10 years: 142-335 U/L
10-<13 years: 129-417 U/L
13-<15 years: 116-468 U/L
15-<17 years: 82-331 U/L
17-<19 years: 55-149 U/L
≥19 years: 40-129 U/L
Females
0-14 days: 83-248 U/L
15 days-<1 year: 122-469 U/L
1-<10 years: 142-335 U/L
10-<13 years: 129-417 U/L
13-<15 years: 57-254 U/L
15-<17 years: 50-117 U/L
≥17 years: 35-104 U/L
Day(s) Performed
Monday through Sunday
Test Classification
This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.CPT Code Information
84075
LOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
ALP | Alkaline Phosphatase, S | 6768-6 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
ALP | Alkaline Phosphatase, S | 6768-6 |
Report Available
Same day/1 to 2 daysReject Due To
Gross hemolysis | Reject |
Method Name
Colorimetric