Disease or Syndrome
blepharoptosis
Subclass of:
Eyelid Diseases
Definitions related to blepharoptosis:
  • (ptosis) Drooping of the upper eyelid.
    NCI Dictionary of Cancer Terms
    U.S. National Cancer Institute, 2021
  • (ptosis) The drooping of the upper eyelid.
    NCI
    U.S. National Cancer Institute, 2021
  • (ptosis) The drooping or downward displacement of a body part.
    U.S. FDA Glossary
    U.S. Food & Drug Administration, 2021
  • (ptosis) The upper eyelid margin is positioned 3 mm or more lower than usual and covers the superior portion of the iris (objective); or, the upper lid margin obscures at least part of the pupil (subjective).
    Human Phenotype Ontology (HPO)
    The Human Phenotype Ontology Project, 2025
  • Drooping of the upper lid due to deficient development or paralysis of the levator palpebrae muscle.
    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.