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The individual patient consent form available on request. Formal ethics approval from the University Research Ethics Board was not required for the completion of this study.","order":1,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethics approval and consent to participate"}},{"value":"Signed consent was obtained from the patient for the use of their medical records and CT images in writing this case-report. We have obtained signed consent from the patient to publish the findings of this case report, any individual patient data deemed relevant (e.g. investigative findings such as blood results, lumbar puncture CSF analysis), and the CT images included in this article. A copy of the written consent is available for review by the Editor-in-Chief of this journal.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent for publication"}},{"value":"We declare we have received no financial support for the content of this article. The authors declare that they have no competing interests, and no financial arrangements exist which may be interpreted as having the potential to bias the outcome of this case.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Competing interests"}},{"value":"Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Publisher\u2019s note"}}],"article-number":"2"}}