Disease or Syndrome
periodontium disease
[ per-ee-uh-don-shuhm, -shee-uhm dih-zeez ]
Subclass of:
Mouth Diseases
Definitions related to periodontal diseases:
  • Diseases, including gingivitis and periodontitis, that attack the gum tissue and the structures supporting the teeth. Also called gum disease.
    Harvard Dictionary of Health Terms
    Harvard Medical Publishing, 2011
  • (periodontal disorder) An inflammatory process of the gingival tissues and/or periodontal membrane of the teeth, resulting in an abnormally deep gingival sulcus, possibly producing periodontal pockets and loss of alveolar bone support.
    NCI
    U.S. National Cancer Institute, 2021
  • Pathological processes involving the PERIODONTIUM including the gum (GINGIVA), the alveolar bone (ALVEOLAR PROCESS), the DENTAL CEMENTUM, and the PERIODONTAL LIGAMENT.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • (periodontium disorder) Condition in which there is a deviation from or interruption of the normal structure or function of the tissues that support, attach, and surround the teeth.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • A disorder in the gingival tissue around the teeth.
    Common Terminology Criteria for Adverse Events
    U.S. National Institutes of Health, 2021
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This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.