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Words, grammatical forms and meanings linked to the ontology.

Macewen's sign en · PROPN

Etymology

Discovered by surgeon and professor Sir William Macewen (1848–1924).

Meanings

  1. A clinical finding in which percussion of the skull near the junction of the frontal, temporal, and parietal bones produces a cracked-pot sound, indicative of separated sutures.
  2. A clinical finding, suggestive of alcoholic coma, in which the pupils are contracted but an external painful stimulation causes dilation followed by slow constriction.
    • […] pupils, dilated in alcohol poisoning and in many other poisons. MacEwen's sign is of great value: if a patient has lain undisturbed for half an hour the pupils will be found contracted; […] 1957, Alfred Swaine Taylor, Principles and Practice of Medical Jurisprudence, volume 2, page 444: