which of the following laboratory tests helps in the diagnosis of rheumatoid arthritis?
Laboratory tests that may be used to help diagnose rheumatoid arthritis include the following: 1  Anti-CCP antibodies (this is one of the most specific laboratory tests to help diagnose RA)  Complete blood count (CBC; used to measure levels of red blood cells, white blood cells, and platelets)
During the physical examination, the physician looks for joint swelling, tenderness, and loss of joint function. Laboratory tests that may be used to help diagnose rheumatoid arthritis include the following: Anti-CCP antibodies (this is one of the most specific laboratory tests to help diagnose RA)