Congenital Horner syndrome

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Congenital Horner syndrome

Synonyms: Congenital Claude-Bernard-Horner syndrome

Congenital Horner syndrome is a rare neurological disorder characterized by relative pupillary miosis and blepharoptosis evident at birth caused by interruption of the oculosympathetic innervation at any point along the neural pathway from the hypothalamus to the orbit. Often additional symptoms such as enophthalmos facial anhidrosis iris heterochromia conjunctival congestion transient hypotonia and/or pupillary dilation lag may be present. Association with birth trauma neoplasms or vascular malformations has been reported.

Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview.

Reference: Access aggregated data from Orphanet at Orphadata.

Orphadata: Free access data from Orphanet. © INSERM 1999. Available on Data version February 2024

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Congenital Horner syndrome?

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