Where to find JavaScript information. The JavaScript documentation on MDN includes the following: 1  Learning the Web provides information for beginners and introduces basic concepts of programming and the Internet.  JavaScript Guide (this guide) provides an overview about the JavaScript language and its objects.
The ANA blood test is one of many screening tests for autoimmune disorders. Find out how this test helps doctors to identify invisible illnesses that cause chronic pain and other symptoms and learn what your test results mean.slide 1 of 4.he results of this test used to determine an ANA titer are also described as the type of fluorescent patterns that show up on the cells contained in the blood sample. Specific patterns can indicate specific autoimmune diseases.
By Mayo Clinic Staff. An ANA test detects antinuclear antibodies (ANA) in your blood. Your immune system normally makes antibodies to help you fight infection. In contrast, antinuclear antibodies often attack your body's own tissues â specifically targeting each cell's nucleus. In most cases, a positive ANA test indicates that your immune system has launched a misdirected attack on your own tissue â in other words, an autoimmune reaction. But some people have positive ANA tests even when they're healthy.