An underlying systemic disease is common among patients with chronic, treatment resistant urticaria, referred to a tertiary referral centre for autoimmune diseases

MeSH terms

• Adolescent
• Adult
• Aged
• Aged, 80 and over
• Biopsy
• Chronic Disease
• Connective Tissue Diseases / complications*
• Connective Tissue Diseases / epidemiology
• Connective Tissue Diseases / pathology
• Female
• Follow-Up Studies
• Glucocorticoids / therapeutic use
• Histamine Antagonists / therapeutic use
• Humans
• Lupus Erythematosus, Systemic / complications*
• Lupus Erythematosus, Systemic / epidemiology
• Lupus Erythematosus, Systemic / pathology
• Male
• Middle Aged
• Prevalence
• Retrospective Studies
• Skin / pathology
• Urticaria / drug therapy
• Urticaria / etiology*
• Vasculitis / complications*
• Vasculitis / epidemiology
• Vasculitis / pathology
• Young Adult