|Last Updated: October 23, 2021 @ 9:13 am|
Hepatitis B Virus Surface Antibody, Post-Vaccination
|Stability:||Ambient: 2 Hour(s); Refrigerated: 6 Day(s); Frozen: 3 Month(s); Incubated: Unacceptable|
ANTI-HBs INTERPRETIVE NOTES:
NEGATIVE: NEGATIVE FOR ANTI-HBs MAY INDICATE LACK OF IMMUNITY TO FUTURE HEPATITIS B VIRUS INFECTIONS. HOWEVER, THIS TEST ALONE CANNOT RULE OUT EARLY ACTIVE INFECTION. ORDER HEPATITIS B PANEL.
POSITIVE: A POSITIVE ANTI-HBs RESULT INDICATES AN ANTIBODY LEVEL EQUAL TO OR GREATER THAN 11.5 mIU/ml WHICH INDICATES CURRENT IMMUNITY TO HEPATITIS B VIRUS INFECTION. HOWEVER, THIS TEST ALONE CANNOT RULE OUT A POSSIBLE CHRONIC HEPATITIS B VIRUS INFECTION. ORDER HEPATITIS B PANEL.
Biotin in specimens taken from patients on high-dose biotin therapy or supplements may intefere with this test and cause inaccurate test results. It is recommended that for patients receiving therapy with high biotin doses (> 5 mg/day), no laboratory test specimen should be collected until at least 8 hours after the last biotin administration.
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