Henoch-Schönlein Purpura (HSP) is a type of vasculitis that primarily affects children and is more common in males. Its exact cause remains unknown, but it may be triggered by upper respiratory infections, certain medications, or cold weather.
General health and hygiene recommendations suggested to reduce incidence of viruses that may cause the abnormal immune response seen in HSP.
There is no known way to prevent HSP
Treatment
Glucocorticoids - low dose and tapered slowly if used.
Skin lesions and kidney disease do not response to corticosteroids alone. Cyclosporine may be beneficial to add.
Supportive care: hydration, rest, pain relief
Majority of cases will resolve spontaneously
Symptoms
Skin rash or urticaria
Joint pain or swelling
(mainly knees and ankles)
Abdominal pain/vomiting
Hematuria, proteinuria
Signs
GI bleeding or vomiting
(potentially intussusception)