What is it used for? Why do i need an ana test? What happens during an ana test? Will i need to do. Webif the ana ifa screen is positive, testing for antibody titer and pattern can help evaluate the presence and type of autoantibody disease. Ana titers are determined by diluting. Webthe results of the antinuclear antibody (ana) test, together with a health care provider's careful consideration of a patient's symptoms, physical findings, and. An ana test detects antinuclear antibodies (ana) in your blood. Your immune system normally makes antibodies to help you fight infection. Weba positive ana result may occur in healthy individuals (low titer) or may be associated with a variety of diseases. 6,7 labcorp offers both comprehensive diagnostic profiles and. Weba positive ana test (ana +) is virtually a sine qua non for the diagnosis of systemic lupus erythematosus (sle) since more than 95% of patients have a positive.
