Pathologic Function
pathologic dilatation
[ path-uh-loj-ik dil-uh-tey-shuhn, dahy-luh- ]
Subclass of:
Pathological Conditions, Anatomical
Definitions related to pathological dilatation:
  • (ectasia) Expansion of substructures (such as ducts, glands, sinuses, alveoli) within the tissue.
    CDISC Terminology
    Clinical Data Interchange Standards Consortium (CDISC), 2021
  • (ectasia) A pathophysiological process characterized by the dilatation or expansion of a hollow, tubular tissue or organ.
    NCI
    U.S. National Cancer Institute, 2021
  • (dilatation, pathologic) The condition of an anatomical structure's being dilated beyond normal dimensions.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
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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.