Wiktionary(5.00 / 1 vote)Rate this definition: 1  tension(Noun) Psychological state of being tense. 2  tension(Noun) Condition of being held in a state between two or more forces, which are acting in opposition to each other. 3  tension(Noun) State of an elastic object which is stretched in a way which increases its length.
...risky behavior and that you were not exposed to any HIV-infected fluids. The only way to know for sure whether you have been infected is to get tested. You should wait for 3 months after a possible exposure. Then get an HIVblood test (see Fact Sheet 102 ). You might feel that you have been exposed toHIV by sharing needles, an accident, or unsafe sexual activity. In these cases, talk to your health care provider immediately .
The window period is time between potential exposure to HIV infection and the point when the test will give an accurate result. During the window period a person can be infected with HIV and infectious but have a negative HIV test. The window period for a 4th generation antigen/antibody test is four weeks. At this time this test will detect 95% of infections (see Figure 7). After a three month window period after exposure, the confirmatory test will detect more than 99.97% of infections.