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hepatitis B surface antigen in serum (HBsAg)

Indications: - hepatitis B infection, acute or chronic Clinical significance: 1) rises with HBeAg, but declines later 2) HBsAg indicates HBV infection, acute or chronic 3) with development of immunity HBsAg disappears prior to disappearance of HBcAb IgM

Related

hepatitis B infection hepatitis B Surface antigen (HBsAg) hepatitis B virus (HBV)

Specific

hepatitis B surface antigen (HBsAg) in serum from donor

General

hepatitis B virus (HBV) serology hepatitis B surface antigen in body fluid

References

  1. Laboratory Medicine: Test Selection & Interpretation. Howanitz & Howanitz (eds), Churchill Livingstone, NY, 1991, pg 818-19
  2. Medical Knowledge Self Assessment Program (MKSAP) 15, American College of Physicians, Philadelphia 2009
  3. Hepatitis B Surface Antigen Laboratory Test Directory ARUP: 20089
  4. Hepatitis B Surface Antigen Confirmation Laboratory Test Directory ARUP: 20128
  5. Panel of 5 tests Laboratory Test Directory ARUP: 20454
  6. Panel of 6 tests Laboratory Test Directory ARUP: 20457

Component-of

acute hepatitis panel hepatitis B core Ab + surface Ab + surface Ag