CENTRIFUGE SST (SERUM GEL TUBES) WITHIN 1-2 HOURS OF COLLECTION. CENTRIFUGE RED TOP VACUTAINERS AND ALIQUOT SERUM WITHIN 1-2 HOURS OF COLLECTION. THE SEPARATION VIAL MUST BE LABELED WITH AT LEAST 2 PATIENT IDENTIFIERS AND THE SAMPLE TYPE.
Reference intervals
APPROPRIATE VALUES PROVIDED WITH REPORT.
Clinical Utility
DETECT HEPATITIS B VIRUS ACUTE OR CHRONIC INFECTION. CHRONIC HBV IS DEFINED BY PERSISTENT HBsAg SEROPOSITIVITY FOR ≥6 MONTHS. EVALUATION OF LIVER CIRRHOSIS & HEPATOCELLULAR CARCINOMA.
Test Limitations/ Confounders
FALSE POSITIVES MAY OCCUR IN CASES OF RECENT HBV VACCINATION THEREFORE TESTING SHOULD BE DONE BEFORE VACCINATION.