Neoplastic Process
gastric lymphoma
gas·tric lym·pho·ma
Definitions related to gastric lymphoma:
  • An extranodal lymphoma that arises from the stomach with the bulk of the mass located in the stomach. The vast majority of cases are diffuse large B-cell lymphomas and B-cell lymphomas of the mucosa-associated lymphoid tissue.
    NCI
    U.S. National Cancer Institute, 2021
  • Lymphoma that originates in the stomach itself.
    Human Phenotype Ontology (HPO)
    The Human Phenotype Ontology Project, 2025
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