What Does An Atom REALLY Look Like? - Duration: 8:44. The Science Asylum 600,649 views
A NEGATIVE result from a Hemoccult II test means that there was no evidence of occult (hidden) blood detected in your stool specimen. However, this test is not a complete cancer detection examination; it only detects blood in the stool.
A negative test result means that HIV antibodies were not detected in your blood at the time of testing. This does not completely rule out infection. If, in the last 2 months, you have engaged in high risk behavior, there is a possibility that you may still be infected with HIV.