Etiology

Type I hypersensitivity

Trauma, Release of IgG, IgM of the to ingested allergen

Localize vascular permeability in superficial connective tissue

Predilection

Location

Skin

Clinical Appearance

Multiple areas of well demarcated swelling accompanied by itching

Self-limiting episodes

Treatment

Avoidance of causative agent

Antihistamine

Diagnostic Process

Clinical

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