You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is A patient got exposed to Hepatitis B infection. Which of the following markers will always be present in the patient even he becomes chronic or recurrent? and explain in detail?
Ans. (c) Hbc ABRef: Ananthanarayan and Paniker's Textbook of Microbiology - 10th ed - page 550* HbcAg - cannot be demonstrable in blood* The earliest antibody marker to be identified is Anti HbcAg -IgM* After six months IgG starts appearing* Question dint mention IgM or IgG (hence that's the answer)HBs AgHBe AgAnti HBcAnti HBsAnti HBeInterpretation++IgM--Acute HBV infection; highly infectious++IgG--Late/chronic HBV infection or carrier state; highly infectious+-IgG-+/-Late/Chronic HBV infection or carrier state; low infectivity-+/-IgM-+/-Seen rarely in early acute HBV infection; infectious--IgG+/-+/-Remote HBV infection; infectivity nil or very low---+-Immunity following HBV vaccine