By registering, you gain access to a multitude of interactive services. Registration is free, quick, and easy, and will grant instant access to a whole range of valuable added benefits and services. If you are a health care professional you can gain access to an entire educational curriculum for HIV/AIDS and TB management and treatment;Infection Prevention and Control and much more.
A test result that is negative when the person is actually or truly positive. Occasionally the test may be falsely negative. In other words the test is negative but the person is actually HIV infected. This may be due to the window period or to some technical problem. On rare occasions it may be due to very severe immune deficiency.