RASH (REACTIVE)

Skin Rash (Reactive and Related Types) Eczematous Pruritic/Scaly/Erythematous lesions Usually poorly demarcated Papulosquamous Erythematous or violaceous papules & plaques with overlying scale Vesiculobullous Blisters containing non-purulent fluid Pustular Blisters containing purulent fluid Reactive Reactive rash with various morphology Examples: Ecchymosis Variable pattern and color Causes: Trauma Physical abuse Thrombocytopenia (e.g., Immune thrombocytopenia purpura, leukemia) Hemophilia Purpura Deep red or purple, non-blanchable markings Causes: Meningococcemia IgA vasculitis Immune thrombocytopenia purpura Urticaria Firm/edematous papules & plaques that are transient & itchy Usually lasts <24 hrs Causes: Allergy/anaphylaxis Drug eruption Viral induced urticaria Erythema Nodosum Tender or painful red nodules on shins Causes: Inflammatory Bowel Disease Other autoimmune conditions Erythema Multiforme Target lesions possibly with macules, papules, vesicles &/or bullae on palms, soles, and mucous membranes Causes: Drug eruption Post-infectious reaction Stevens-Johnson Syndrome *Indicates Key Condition This is not an exhaustive list of medical conditions.