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Papers of the Week

2021 Jan 11

J Neurosurg Case Lessons



Secondary Chiari malformation due to enlarged spinal arachnoid villi-like structure: illustrative case.


Koyanagi I, Chiba Y, Imamura H, Yoshino M, Aida T
J Neurosurg Case Lessons. 2021 Jan 11; 1(2):CASE2049.
PMID: 35854931.


Secondary Chiari malformation can be caused by various disorders associated with cerebrospinal fluid (CSF) leakage at the spinal level. In this report, the authors describe a rare case of secondary Chiari malformation caused by excessive CSF absorption through the enlarged spinal arachnoid villi-like structure.