Hepatitis B virus (HBV) testing plays an important role in detection, classification, and management of HBV disease. Results of HBV serologic markers can be reported qualitatively or quantitatively as international units (IU) or signal per cutoff (s/c) value. read more
Any value between 1 and 5 s/c is indeterminate and should be repeated. For hepatitis B surface antibody (anti-HBs), a level less than 5 mIU is considered negative, while a level more than 12 mIU is considered protective. Any value between 5 and 12 mIU is indeterminate and should be repeated. read more
For the adult, a titer should be drawn 1 to 2 months after completing the vaccination series. For infants born from HBV-positive mothers, the testing should be done 3 to 9 months after receiving the vaccination series. read more
The Hepatitis B Titer generally refers to one of two blood tests. The Hepatitis B Surface Antibody test is a blood test that checks if you are immune to Hepatitis B. The Hepatitis B Surface Antigen test is the earliest indicator of the presence of a Hepatitis B infection. read more