28 January 2024 : Review article
A Review of IgA Vasculitis (Henoch-Schönlein Purpura) Past, Present, and Future
Dinah V. Parums1CDEF*DOI: 10.12659/MSM.943912
Med Sci Monit 2024; 30:e943912
Table 2 Differential diagnoses of small vessel vasculitis [47,48].
Symptom/sign | Differential diagnoses |
---|---|
Petechiae and purpuric skin rashes | Immune thrombocytopenia (ITP)Hemolytic uremic syndrome (HUS)Drug reactionLeukemiaCoagulopathiesAnticoagulation therapy |
Leukocytoclastic vasculitis | Acute hemorrhagic edema of infancy (AHEI) (also known as Finkelstein or Seidlmayer disease)Hypersensitivity vasculitisGranulomatosis with polyangiitis (Wegener’s)Microscopic polyangiitisEosinophilic granulomatosis with polyangiitis (Churg-Strauss syndrome)Vasculitis secondary to connective tissue disease, including systemic lupus erythematosus [SLE)Vasculitis secondary to infectious disease (hepatitis B and hepatitis C) |
NB. Laboratory tests for autoantibodies, including antinuclear antibodies, anti-double-stranded DNA (anti-dsDNA), and antineutrophil cytoplasmic antibodies (ANCA), are usually negative in IgA vasculitis. |