A young man, engaged in a head shaking competition presented with headache, nausea and vomiting. Imaging revealed a subdural haematoma and ipsilateral arachnoid cyst. This novel mechanism of trauma underscores the predisposition to haemorrhage in patients with arachnoid cysts, even with minor trauma. Aetiology, imaging and possible treatment options are discussed.
No takes yet. Share an insight, caveat, or question.
Hopkin et al. (2006) studied this question.
Synapse has enriched one closely related paper. Consider it for comparative context: