Test Code BAP Bone Alkaline Phosphatase, Serum
Specimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.6 mL
Collection Instructions: Centrifuge and aliquot serum into plastic vial.
CMH COLLECTION: 2 mL in red gel vacutainer
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Serum | Refrigerated (preferred) | 14 days | |
Frozen | 90 days | ||
Ambient | 7 days |
Useful For
Diagnosis and assessment of severity of metabolic bone disease including Paget disease, osteomalacia, and other states of high bone turnover
Monitoring efficacy of antiresorptive therapies including postmenopausal osteoporosis treatment
The assay is not intended as a screening test for osteoporosis.
Measurements of bone turnover markers are not useful for the diagnosis of osteoporosis; diagnosis of osteoporosis should be made based on bone density.
Reject Due To
Gross hemolysis | Reject |
Gross lipemia | OK |
Day(s) Performed
Monday through Saturday
Report Available
2 to 3 daysReporting Name
Bone Alkaline Phosphatase, SReference Values
Males
<2 years: 25-221 mcg/L
2-9 years: 27-148 mcg/L
10-13 years: 35-169 mcg/L
14-17 years: 13-111 mcg/L
Adults: ≤20 mcg/L
Females
<2 years: 28-187 mcg/L
2-9 years: 31-152 mcg/L
10-13 years: 19-177 mcg/L
14-17 years: 7-41 mcg/L
Adults
Premenopausal: ≤14 mcg/L
Postmenopausal: ≤22 mcg/L
Method Name
Immunoenzymatic Assay
Performing Laboratory
Mayo Clinic Laboratories in RochesterCPT Code Information
84080