Am. 2012 Apri;59(2):407-23. Smith G. Management of Henoch-Schonlein purpura. Paediatrics and Child Health. 2011 22(8):327-331. Saulsbury FT. Henoch-Schonlein purpura. Curr Opin Rheumatol. 2010 Sep;22(5):598- 602. Ruperto N, Ozen S, Pistorio , et al. EULAR/PRINO/PRES criteria for Henoch- Schonlein purpura, childhood polyartritis nodosa, childhood Wegener granulomatosis anda childhood Takayasu arteritis: Ankara 2008. Part I: Overall methodology and clinical characterisation Ann Rheum Dis. 2010 May;69(5):790-7. Erratum in: Ann Rheum Dis. 2011 Feb;70(2):397. Onzen S, Pistorio A, Iusan SM, et al. EULAR/PRINO/PRES criteria for Henoch- Schonlein purpura, childhood polyartritis nodosa, childhood Wegener granulomatosis anda childhood Takayasu arteritis: Ankara 2008. Part II: Final classification criteria. Ann Rheum Dis. 2010 May;69(5):798-806. McCarthy HJ, Tizard EJ.Clinical practice: diagnosis and management of Henoch- Schonlein purpura. Eur J Pediatr. 2010 Jun;169(6):643-50. Nakarmura S. et al. A case of IgA-related Enteropathy Complicated with Gastrointetinal bleeding ad Progressive IgA Nephropathy: A Possible Variant Henoch-Schonlein? Inter Med. 2010 49:1755-1761.