Footnotes

• Contributors ETL wrote the majority of the text and revisions. NG wrote the text concerning the ophthalmological findings in the patient and AT wrote the text concerning the vascular surgical treatment of this patient. All three authors reviewed the original text and made amendments.

• Competing interests None.

• Patient consent Obtained.

• Ethics approval

• Provenance and peer review Not commissioned, externally peer reviewed. This paper was reviewed by David Werring, London, UK.