Footnotes

• Contributors All authors contributed to this article. RaX wrote the first draft of the manuscript. SX and RoX were involved in the care of the patient and made revisions to the manuscript.

• Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.

• Competing interests None declared.

• Patient and public involvement Patients and/or the public were not involved in the design, or conduct, or reporting, or dissemination plans of this research.

• Patient consent for publication Obtained.

• Provenance and peer review Not commissioned; externally peer reviewed.