Orphanet: Porphyria cutanea tarda

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Porphyria cutanea tarda

Disease definition

Porphyria cutanea tarda (PCT) is the most common form of chronic hepatic porphyria (see this term). It is characterized by bullous photodermatitis.


Classification level: Disorder
  • Synonym(s):
    • PCT
  • Prevalence: 1-9 / 100 000
  • Inheritance: Autosomal dominant or Multigenic/multifactorial 
  • Age of onset: Adult
  • ICD-10: E80.1
  • OMIM: 176090  176100
  • UMLS: C0162566
  • MeSH: D017119
  • GARD: 7433
  • MedDRA: 10036183
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