Orphanet: Placental site trophoblastic tumor

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Placental site trophoblastic tumor

Disease definition

Placental site trophoblastic tumor is a rare gestational trophoblastic tumor (GTT; see this term) which develops from the placental implantation site and always occurs following pregnancy, voluntary termination of pregnancy (VTP) or miscarriage.


Classification level: Disorder
  • Synonym(s):
    • PSST
  • Prevalence: <1 / 1 000 000
  • Inheritance: Not applicable 
  • Age of onset: Adult
  • ICD-10: D39.2
  • OMIM: -
  • UMLS: C0206666
  • MeSH: D018245
  • GARD: -
  • MedDRA: -

Detailed information


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