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Horner’s syndrome

Horner’s syndrome Horner’s syndrome is a condition caused by impaired sympathetic nerve supply to one side of the face, including the eye.

Horner’s syndrome is a condition caused by impaired sympathetic nerve supply to one side of the face, including the eye. It is marked by a small pupil, slight drooping of the upper eyelid, and reduced sweating on the affected side of the face.

Also see

Sources

Drafting source: U.S. National Library of Medicine. Medical Subject Headings (MeSH), 2026 descriptor edition. “Horner Syndrome” (D006732).
public-domain-US-government · Definition uses new wording; original source retains its stated licence. · Source snapshot SHA-256: f4339837e5ce728d59229737271179cfc45f7c4c2318205c617937116f54440b

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Cite this entry

PsychTerms (psychterms.org), CC BY 4.0, version 1. “Horner’s syndrome.” Development preview.

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