What is alpha-fetoprotein (AFP)?

Oct 23, 2015 ... HBsAg (Hepatitis B surface antigen) - A "positive" or "reactive" HBsAg test result indicates that a person is infected with hepatitis B. This ... All positive test results (HBsAg, IgM anti-HBc, HBeAg, or HBV DNA) from laboratories and facilities must be reported to the Colorado Department of Public Health ... Jul 17, 2006 ... Liver enzymes (aminotransferases) should be monitored every 3-6 months to determine whether the patient truly has persistently normal liver ... What is hepatitis B? - Hepatitis B is caused by a virus that attacks the liver. The virus, which is called hepatitis B virus (HBV), can cause lifelong infection ... Mar 31, 2025 ... What is hepatitis B? · Acute HBV occurs within 6 months after a person is exposed to HBV. In some people, acute HBV can lead to chronic HBV. Approximately 24,000 persons with chronic HBV infection (identified through prenatal HBsAg laboratory testing) give birth in the U.S. each year (3). Of ... Jan 16, 2015 ... HBsAg and HBeAg levels were negatively and indirectly correlated with liver inflammation and fibrosis in CHB patients in the IC phase. Oct 3, 2021 ... What is HBV reactivation? In patients with chronic HBV (defined as HBsAg+ for at least 6 months and measurable HBV DNA in the blood) ... Nov 7, 2024 ... HBsAg positive and known to have a HBV DNA level equal to or above 1 x 106 IU/ml; HBsAg positive as a result of recent acute infection; HBsAg ... Throughout the guidelines, the term chronic hepatitis B (CHB) has been used to indicate chronic HBV infection. Immune-tolerant phase. High replicative phase of ...