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Poland syndrome

Disease definition

A rare congenital malformation characterized by a unilateral, complete or partial, absence of the pectoralis major (and often minor) muscle, ipsilateral breast and nipple anomalies, hypoplasia of the pectoral subcutaneous tissue, absence of pectoral and axillary hair, and possibly accompanied by chest wall and/or upper limb defects.


Classification level: Disorder
  • Synonym(s):
    • Poland anomaly
    • Poland sequence
  • Prevalence: 1-9 / 100 000
  • Inheritance: Autosomal dominant or Not applicable or Autosomal recessive or Multigenic/multifactorial 
  • Age of onset: Infancy, Neonatal
  • ICD-10: Q79.8
  • ICD-11: LB73.10
  • OMIM: 173800
  • UMLS: C0032357
  • MeSH: D011045
  • GARD: 7412
  • MedDRA: 10036007

Detailed information


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