BERNARD-HORNER SYNDROME

From Big Medical Encyclopedia
an Eye of the patient with a syndrome Bernard — Horner (the left eye); 1 — a pseudoptosis; 2 — a miosis; 3 — an enophthalmos.

BERNARD-HORNER SYNDROME (Page of Bernard, 1813 — 1878, fr. physiologist; J. F. Horner, 1831 — 1886, Swiss ophthalmologist; synonym Horner syndrome) — the symptom complex consisting of three main signs: miosis, pseudoptosis and enophthalmos (fig). It is caused by defeat of a sympathetic innervation of an eye. Quite often with B. — G. page combine also other less expressed signs: a depigmentation of an iris, disturbance of a slezootdeleniye, vasodilatation with increase in skin temperature and change of sweating on the corresponding half of the face and the heads.

Among the numerous morbid conditions promoting B.'s development — G. of page, the myelosyringosis and a syringobulbia, tumors back and a brain, disturbances of blood circulation, inflammatory diseases of a trunk of a brain, and also defeat in area of cervical vertebrae and an initial part of a brachial plexus are of great importance.

B. — G. the page can develop also at a number of diseases of internals (especially lungs and a pleura) by direct or reflex influence on various sites of a sympathetic trunk and hl. obr. on its cervical department.

Bibliography: M. B crawl. Neuropathological syndromes, page 39, etc., M. — D., 1936; Smirnov V. A. Pupils are normal also of pathology, page 85, 170, M., 1953; Bernard C 1. - Legons sur la physiologie et la pathologie du systfeme nerveux, t. 2, p. 473, P., 1858; Horner F. t)ber eine Form von Ptosis, Klin. Mbl. Augenheilk., Bd 7, S. 193, 1869.

V. A. Smirnov.

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