Article Text
Image Challenge
A man with sudden loss of consciousness
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Footnotes
Contributors FM managed and reviewed the case and wrote the manuscript. SV analysed and reviewed radiological data and contributed to manuscript review. EL contributed to the case and manuscript review.
Competing interests None declared.
Patient consent Obtained.
Ethics approval Comitato Etico Interaziendale, Torino.
Provenance and peer review Not commissioned; internally peer reviewed.