Top 10 facts about the world. Hand atrophy is a condition that causes muscles of the hand deteriorate and wither away. Also called muscle wasting, hand atrophy leads the muscles to begin to lose their bulk and strength. This in turn may cause a general decrease in the ability of the hand to move.
Why the test is used: Between 75% and 90% of people with lupus have a positive anti-dsDNA test. Also, the test is very specific for lupus. Therefore, a positive test can be useful in confirming a diagnosis. For many people, the titer, or level, of the antibodies rises as the disease becomes more active.
Physicians use blood tests, body symptoms and patientâs complaints to diagnose the disease. Lupus blood test results will show the presence of auto-antibodies that attack normal cells, reacting as if they are infectious cells. It can cause inflammation and even destroy the good cells. The John Hopkins Lupus Center indicates the following blood tests in the diagnosing of lupus. slide 2 of 7.