Chronic hives (urticaria)
- Hives and angioedema Hives and angioedema — Comprehensive overview covers symptoms, causes, treatment of these common allergic disorders.
Tests and diagnosis
- Allergy skin tests Allergy tests — Overview covers definition, risks, results of skin tests for allergic sensitivities.
Treatments and drugs
- Prednisone and other corticosteroids Prednisone and other corticosteroid pills, creams and injections can cause side effects.