Childhood Polyarteritis Nodosa Presenting With Symmetric Digital Gangrene and Hyperesthesia.Childhood Polyarteritis Nodosa Presenting With Symmetric Digital Gangrene and Hyperesthesia. Watchareewan Sontichai; Rungrote Natesirinilkul; Chulabhorn Pruksachatkun; Kamornwan Katanyuwong J Clin Rheumatol. 2018 Mar;24(2):99-102. Abstract