Causes of Purpura - Differential Diagnosis Disruption in Vascular Integrity: • Trauma, Infection, Vasculitis, Drug induced vasculitis, Inherited collagen vascular disorders, Nutritional deficiencies (Vitamin C), Pigmented purpuric dermatoses Abnormality in 1°/2° Hemostasis: • Primary hemostasis: Thrombocytopenia, Platelet dysfunction • Clotting factor deficiency BWH Medicine Chiefs @BrighamChiefs #Purpura #nonpalpable #palpable #Causes #Differential #Diagnosis #vasculitis
