Basilar invagination secondary to hypoplasia of the clivus - Is there indication for craniocervical fixation?

Autor: Andrei Fernandes Joaquim, Enrico Ghizoni, João Paulo Almeida, Diogo Valli Anderle, Helder Tedeschi
Jazyk: English<br />Spanish; Castilian<br />Portuguese
Rok vydání: 2014
Předmět:
Zdroj: Coluna/Columna, Vol 13, Iss 1, Pp 69-70 (2014)
Druh dokumentu: article
ISSN: 2177-014X
1808-1851
DOI: 10.1590/S1808-18512014130100292
Popis: The posterior fossa decompression is a form of treatment suggested for patients with basilar invagination (BI) secondary to hypoplasia symptomatic of the clivus and atlantoaxial alignment preserved. Based on the fact that the worsening of cranial-cervical kyphosis (decrease of clivus-canal angle to less than 150o) can result in anterior brainstem compression, we propose that some patients may benefit from the cranio-cervical fixation. We present a case report of a patient with BI secondary to clivus hypoplasia who underwent cranio-cervical fixation in extension, with a reduction in clivus-canal angle and improvement of symptoms without posterior fossa decompression.
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