Neoplastic Process
chorioangioma
Definitions related to chorioangioma:
  • (chorangioma) Hamartoma-like growth in the placenta consisting of blood vessels.
    Human Phenotype Ontology (HPO)
    The Human Phenotype Ontology Project, 2025
  • (placental hemangioma) A hemangioma arising from the fetal blood vessels in the placental villi.
    NCI
    U.S. National Cancer Institute, 2021
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