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Familial cold urticaria

Disease definition

Familial cold urticaria (FCAS) is the mildest form of cryopyrin-associated periodic syndrome (CAPS; see this term) and is characterized by recurrent episodes of urticaria-like skin rash triggered by exposure to cold associated with low-grade fever, general malaise, eye redness and arthralgia/myalgia.

ORPHA:47045

  • Synonym(s):
    • FCAS
    • FCU
    • Familial cold autoinflammatory syndrome
  • Prevalence: Unknown
  • Inheritance: Autosomal dominant 
  • Age of onset: Infancy, Childhood, Adolescent
  • ICD-10: L50.2
  • OMIM: 120100  616115
  • UMLS: C0343068
  • MeSH: -
  • GARD: 9535
  • MedDRA: 10064570

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