Postoperative dizziness after cochlear implant surgery: can it be caused by air?
2024

Postoperative Dizziness After Cochlear Implant Surgery: Can It Be Caused by Air?

Sample size: 20 publication Evidence: moderate

Author Information

Author(s): Ketterer Manuel Christoph, Everad Friederike, Lützen Niklas, Rauch Ann-Kathrin, Aschendorff Antje, Arndt Susan, Jakob Till F.

Primary Institution: Medical Center – University of Freiburg, Faculty of Medicine, University of Freiburg, Freiburg, Germany

Hypothesis

Can air trapping in the vestibule cause postoperative dizziness after cochlear implant surgery?

Conclusion

The study found that intravestibular air may be a cause of postoperative dizziness in cochlear implant patients.

Supporting Evidence

  • Six out of ten patients with dizziness showed changes in the vestibule consistent with air presence.
  • Significant differences in minimal Hounsfield units were found between patients with and without air-related changes.
  • The study highlights the importance of sealing the electrode array at the cochleostomy site.

Takeaway

Some people feel dizzy after getting a cochlear implant, and this study suggests that air trapped in their ears might be the reason.

Methodology

This retrospective study analyzed CBCT scans of 10 patients with postoperative dizziness and 10 matched controls without dizziness.

Limitations

The study had a small sample size and included patients with varying conditions.

Participant Demographics

Average age of patients was 61.3 years in the vertigo group and 54.9 years in the control group.

Statistical Information

P-Value

0.029

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3389/fneur.2024.1520472

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