MRI of Nitrous Oxide-Related Subacute Cervical Myelopathy

Leo Vael; Phyllis Vanwalleghem; Özkan Özsarlak

doi:10.5334/jbsr.2347

MRI of Nitrous Oxide-Related Subacute Cervical Myelopathy

Journal of the Belgian Society of Radiology

Volume 105 (2021): Issue 1

By: Leo Vael , Phyllis Vanwalleghem and Özkan Özsarlak

Open Access

|Apr 2021

Abstract

Teaching point: Myelopathy may occur following nitrous oxide (N₂O) misuse, even if vitamin B12-levels are normal. The typical appearance on magnetic resonance imaging (MRI), is an inverted V-shaped T2-weighted hypersignal in the dorsal columns of the cervicothoracic spinal cord.

References

1 Keddie S, Adams A, Kelso ARC, et al. No laughing matter: Subacute degeneration of the spinal cord due to nitrous oxide inhalation. J Neurol. 2018; 265(5): 1089–1095. DOI: 10.1007/s00415-018-8801-3
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DOI: https://doi.org/10.5334/jbsr.2347 | Journal eISSN: 2514-8281

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Language: English

Submitted on: Nov 7, 2020

Accepted on: Mar 18, 2021

Published on: Apr 8, 2021

Published by: Ubiquity Press

In partnership with: Paradigm Publishing Services

Publication frequency: 1 issue per year

Keywords:

myeloneuropathy,

nitrous oxide,

misuse,

toxicity,

MRI,

N₂O

© 2021 Leo Vael, Phyllis Vanwalleghem, Özkan Özsarlak, published by Ubiquity Press
This work is licensed under the Creative Commons Attribution 4.0 License.

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