Table of contents
Chiari malformation
What's new
Added 2023 CNS guidelines for the diagnosis and management of Chiari malformation.
Guidelines
Key sources
The following summarized guidelines for the evaluation and management of Chiari malformation are prepared by our editorial team based on guidelines from the Congress of Neurological Surgeons (CNS 2023) and the Canadian Cardiovascular Society (CCS 2020).
1
2
3
4
Screening and diagnosis
Diagnostic investigations
Diagnostic imaging: as per CNS 2023 guidelines, consider obtaining further brain and spine imaging to evaluate for clinically relevant pathology, such as hydrocephalus or spine syrinx, in patients with Chiari malformation type 1 diagnosed with brain or cervical spine MRI.
C
Show 3 more
More topics in this section
Sleep studies
Swallowing studies
Nonpharmacologic interventions
Surgical interventions
Indications for surgery, asymptomatic patients: as per CNS 2023 guidelines, do not perform prophylactic surgery in patients with asymptomatic Chiari malformation type 1 without syrinx. Recognize that there is a small percentage of patients developing new or worsening symptoms in the future.
D
More topics in this section
Indications for surgery (symptomatic patients)
Intraoperative monitoring