When other people eat that food, they can get infected with hepatitis A. This can happen when an infected person does not adequately wash their hands after using the bathroom then touches other things such as food. The virus is found in the stool of people with hepatitis A and is spread when someone's stool accidentally contaminates food or water. The hepatitis A virus is usually spread by putting something in your mouth that is contaminated with the virus. VA Software Documentation Library (VDL).Clinical Trainees (Academic Affiliations).War Related Illness & Injury Study Center.If there is a risk of pregnancy, women should ask the doctor or health worker about emergency contraception. seek advice from the doctor about pregnancy and breast feeding.do not donate blood, breast milk or semen.The risk of infection with hepatitis C virus and sexually transmissible infections should also be considered. If there is a risk of exposure to hepatitis B virus, PEP for hepatitis B would be recommended. A person cannot be sure there is no infection until the test at six months is negative. This is called the window period, which is up to six months for hepatitis B. After infection with hepatitis B, it may take some time for the infection to show up in blood tests. Tests will be repeated at six weeks, three months and six months. These first blood tests are done to check whether that person has any sign of previous infection with hepatitis B, or prior immunity to hepatitis B virus. ![]() There are no tests which can show whether a person has been infected with hepatitis B or any other infection from an exposure within the past couple of days.
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