My ANA test was positive. Does that mean I have lupus? If your doctor says your ANA test is “positive,” that means you have antinuclear antibodies in your blood — but it doesn’t necessarily mean you ...

The ANA blood test can seem complicated. The results—positive or negative, titer, pattern, and subset test results—can provide healthcare providers with valuable clues to help diagnose many ...

January 12, 2011 — Up to 13% of healthy people test positive for antinuclear antibodies (ANA), which are associated with autoimmune disorders such as rheumatoid arthritis, Sjögren's syndrome ...

Antinuclear antibodies (ANA) are autoantibodies directed against the nuclei of some of one’s own body cells. They are present in the blood in persons with certain autoimmune disorders.

The immune system is there to stop invaders. So, basically, if we get an infection, the immune system works like a Star Wars and kills the invader. Unfortunately, in some people, related to ...

A small percentage of people can test negative for lupus but still have it. When this happens, it’s called seronegative lupus.

If your doctor thinks you have the symptoms of a serious infection, they may order a blood culture test. Learn why you might need this test and what to expect.

Consistently positive antinuclear antibody tests at 12 months following acute SARS-CoV-2 infection may predict long-term symptoms and inflammation, according to data published in the European ...

A blood test based on whole-genome sequencing achieved 99% sensitivity and specificity for detecting HPV-positive head and neck cancer. Early postoperative detection of circulating tumor DNA ...