Test Details
Mnemonic
APO
Ordering Code
1019991
CPT-4 Code(s)
82172 x 2
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
Plasma: Green sodium heparin, green lithium heparin
Serum: Red top
Serum: Red top
Minimum Volume
0.5 mL
Transport Temperature
Refrigerated
Stability
Room temperature: Unacceptable
Refrigerated: 7 days
Frozen: 3 months
Refrigerated: 7 days
Frozen: 3 months
Methodology
Nephelometry
Reference Range
Apo A1
Male: 110 - 205 mg/dL
Female: 125 – 215 mg/dL
Apo B:
Male: 55 – 140 mg/dL
Female: 55 – 125 mg/dL
B/A1 Ratio:
Male: 0.35 - 1.00
Female: 0.30 - 0.90
Male: 110 - 205 mg/dL
Female: 125 – 215 mg/dL
Apo B:
Male: 55 – 140 mg/dL
Female: 55 – 125 mg/dL
B/A1 Ratio:
Male: 0.35 - 1.00
Female: 0.30 - 0.90
Performing Laboratory
Warde Medical Laboratory
New York DOH Approval Status
Yes