Description
A 55-year-old man was found at his workplace with a metal drill penetrating the midline of the posterior region of the sagittal suture. His Glasgow Coma Scale (GCS) was initially 9, but his condition deteriorated and required endotracheal intubation. CT of the brain showed that the drill had taken an intracranial course, from the transition of the middle to the posterior third of the superior sagittal sinus, crossing the right parietal and temporal lobes, and ending in contact with the tentorial surface of the cerebellum (figures 1 and 2). He underwent emergency surgery to remove the drill. The operation revealed complete destruction of the superior sagittal sinus. We performed emergent ligation but were unable to reconstruct the superior sagittal sinus because of profuse bleeding. At the follow-up visit 2 months after the surgery, we performed a CT venography, showing absence of flow in...
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