LE cell test and antinuclear antibodies.
D000974:Antibodies, Antinuclear; D001172:Arthritis, Rheumatoid / Q000175:diagnosis; D001323:Autoantibodies; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000175:diagnosis*; D009504:Neutrophils; D012595:Scleroderma, Systemic / Q000175:diagnosis; D012698:Serologic Tests
D000974:Antibodies, Antinuclear; D001323:Autoantibodies