Collet-Sicard syndrome

Col·let-Si·card syn·drome

(kō-lā' sē-kahr'),
unilateral lesions of the ninth, tenth, eleventh, and twelfth cranial nerves producing Vernet syndrome and paralysis of the tongue on the same side.

Collet-Sicard syndrome

[Frédric-Justin Collet, Fr. otorhinolaryngologist, 1870-1966; Jean Anasthase Sicard, Fr. radiologist, 1872-1929]
Unilateral paralysis of cranial nerves IX, X, XI, and XII, e.g. after a fracture of the occipital condyle of the skull. The syndrome may also be caused by brain abscesses or tumors.


Frédric-Justin, French otolaryngologist, 1870–.
Collet-Sicard syndrome - unilateral lesions of cranial nerves IX, X, XI, and XII, producing Vernet syndrome and paralysis of the tongue on the same side.


Jean Anasthase, French physician, 1872-1929.
Collet-Sicard syndrome - see under Collet
References in periodicals archive ?
A case of Collet-Sicard syndrome associated with traumatic atlas fractures and congenital basilar invagination.
Collet-Sicard Syndrome in a Patient with Jefferson Fracture.
A case of metastatic prostate adenocarcinoma involving the temporal bone causing Collet-Sicard syndrome is presented.
Key Words: temporal bone metastases, prostate adenocarcinoma, Collet-Sicard syndrome, jugular foramen syndrome.
Collet-Sicard syndrome is a rare syndrome that involves palsy of the lower four cranial nerves (CN).
Metastatic involvement of the jugular foramen may result in Collet-Sicard syndrome.
Collet-Sicard syndrome refers to dysfunction of the CN IX to XII, and where this is accompanied by a ipsilateral Horner syndrome, it is termed Villaret syndrome (Fig.
A syndrome consisting of unilateral lesions of the last four cranial nerves was first described by Collet and Sicard and is now called the Collet-Sicard syndrome (23,24).