Category
Autoimmune Tests
9 tests in this category. Tap any card for reference ranges, what high and low values mean, and frequently asked questions.
Anti-TPO Antibody
Antibody against thyroid peroxidase — key marker of autoimmune thyroiditis.
IU/mLAutoimmuneANA (Antinuclear Antibody)
Screening test for autoimmune connective tissue disease, especially lupus.
AutoimmuneAnti-dsDNA Antibody
Highly specific antibody for systemic lupus erythematosus (SLE).
AutoimmuneRheumatoid Factor (RF)
Antibody used in rheumatoid arthritis workup — sensitive but not specific.
AutoimmuneAnti-CCP Antibody
Highly specific rheumatoid arthritis antibody — often positive before symptoms.
AutoimmuneDirect Coombs Test (Direct Antiglobulin Test)
Detects antibodies already stuck to red blood cells.
AutoimmuneIndirect Coombs Test (Antibody Screen)
Detects free antibodies in serum that could react with donor red cells.
AutoimmuneSerum Immunoglobulins (IgG, IgA, IgM)
Panel of the three main antibody classes — screens immune deficiency and gammopathies.
mg/dLAutoimmuneTissue Transglutaminase IgA (TTG-IgA)
First-line serological test for celiac disease.
U/mL