XXXVI - Autoimmune syndromes - Systemic reactions or conditions
Autoimmunity - An autoimmune condition (+ANA, +anti-ds-DNA, +ANCAs, other auto-Abs)
Last update 17/06/2026
Corresponds to circulating autoantibodies (ANA, anti-dsDNA, multispecific ANCA). Titers can be very high and/or multispecific and tend to diminish in a few weeks or months upon drug discontinuance. Autoimmunity can be asymptomatic or is with various clinical presentations including pulmonary vascultis or hemorrhage (PMID 20015613). See also under patterns IIIa, IIIb, IIId, Vd, VId, and Xb, d, h, j, m, s, x, y, ac, ah, am, ao, aw, ax, ay