This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Infection, Subject name: Medicine
Which of the following is not associated with active chronic hepatitis B? 
Select and explain. 
A. HBsAg, B. IgM anti-HBcAg, C. HBeAg, D. Anti-HBsAg
B: IgM anti-HBcAg
Answer: B: IgM anti-HBcAg 
Explanation: Diagnostic tests for ch. hepatitis B is FIBsAg, lgG anti-HBc, HBcAg, HBv DNA. IgM anti-HBc is present in acute hepatitis B infections which disappears gradually will the appearance of IgG antiHBc. Ref - Harrison's internal medicine 20e pg 2349 t