Test Details
Mnemonic
PTHAB
Ordering Code
3424690
CPT-4 Code(s)
83519
Specimen Information
Collect
Serum separator tube (SST)
Specimen Preparation
Centrifuge, separate serum from cells and send 1.0 mL serum in a screw capped plastic vial.
Alternate Specimen
Serum: Red top
Minimum Volume
0.5 mL
Transport Temperature
Refrigerated
Rejection Criteria
Plasma
Stability
Room temperature: 14 days
Refrigerated: 14 days
Frozen: 28 days
Refrigerated: 14 days
Frozen: 28 days
Methodology
Radiobinding Assay (RBA)
Reference Range
Negative
Performing Laboratory
Quest SJC
New York DOH Approval Status
Yes