Predictive Laboratory Markers for Gastrointestinal Complications in Children with Henoch-Schönlein Purpura
Introduction Henoch-Schönlein Purpura (HSP) is the most common systemic vasculitis in children, characterized by the deposition of immunoglobulin A (IgA)-containing immune complexes in small vessels.1 Clinically, HSP presents with a classic tetrad of …