Hepatitis B Penta 5 is positive, if the other 4 items are negative is normal, but if the 1st item is also positive, it is not normal, is hepatitis B infection. Hepatitis B Penta 5 is also known as Hepatitis B Penta 5 Positive, with 5 referring to the Hepatitis B Core Antibody. If Hepatitis B Penta 5 is positive and the other 4 are negative, it usually means that the patient was once infected with the Hepatitis B virus but the virus has been cleared, but if Hepatitis B Penta 5 is positive and item 1 is positive, it means that the person is infected with Hepatitis B. Hepatitis B 5 item 5 results should be combined with the other four items to make a comprehensive assessment. It is recommended to consult a hepatologist for further improvement of the hepatitis B viral replication number and liver function tests to make a clear diagnosis, and actively follow the doctor’s instructions for treatment if necessary.