Test ID: HBSAG
CPT code: 87340
LOINC: 5196-1
Specimen Type: SERUM OR PLASMA
Frequency: Setup: Mon-Fri; TAT 1-3 days
Instructions: 1.0mL Serum from red or SST tube. Min 0.3mL. Alt/ plasma (EDTA, Heparin or citrate). Ambient up to 8 hrs. Refrigerate up to 48 hrs, then freeze.
Text: Test blood donors; differential diagnosis of hepatitis; earliest
indicator of presence of acute infection; also indicative of chronic
infection.
Methodology: chemiluminescent