My MCH HBsAg POSITIVE. Sent to the biochemistry of blood, it is normal! From these results, went to infectious diseases, he sent for analysis for the presence of virus (PCR), the results will be a couple of days! That there should be positive and that negative? It may be that he is no longer hepatitis B? That he was ill with them in an acute form? Another such question, I also donated blood, I have HBsAg - negative! I still have to do tests? Or on the basis of this can already be vaccinated?

Respond Tatyana Stepanova, a gastroenterologist, hepatologist HBsAg positive. This means that your young man or a carriage or chronic hepatitis B. That is, it must investigate, and the results of tests to consult hepatology. You need to take a blood test to HBcAg. For a negative analysis, you have shown vaccination against hepatitis B. A similar question: I did an analysis on Hepatitis B: Anti-HBsAg, quantitatively: 19.30 mIU ...