An ANA blood test is used to find antinuclear antibodies that can be linked to autoimmune diseases. The test shows a positive result if fluorescent cells are observed under a microscope. A positive ...

A very small number of people who test negative for antinuclear antibody (ANA) in the blood, which is a sign of the most common type of lupus, still have the condition. Lupus is an autoimmune disease ...

Federal and international authorities are reportedly backtracking after saying that newly disclosed evidence showed that no blood was found at the Spain apartment where a Florida woman vanished. Ana ...

Multiple sources tell 25 Investigates that cutting instruments, including a hacksaw and a blood-soaked rug believed to contain biological evidence, were recovered by police investigating the ...

If a person experiences joint pain and tests positive for an antinuclear antibody (ANA) test, this may suggest the presence of an underlying condition causing joint problems and discomfort. An ANA ...