Disease or Syndrome
hamartomatous polyposis
Definitions related to hamartomatous polyposis:
  • Polyp-like protrusions which are histologically hamartomas. These can occur throughout the gastrointestinal tract. Hamartomatous polyps are composed of the normal cellular elements of the gastrointestinal tract, but have a markedly distorted architecture.
    Human Phenotype Ontology (HPO)
    The Human Phenotype Ontology Project, 2025
  • (gastrointestinal hamartoma) A non-neoplastic, hamartomatous polyp that arises from the stomach, small intestine, and large intestine. This group includes the juvenile polyps and Peutz-Jeghers polyps.
    NCI
    U.S. National Cancer Institute, 2021
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