Description
A 58-year-old man with advanced Parkinson disease diagnosed 13 years before, was admitted for surgical placing of continuous bilateral high-frequency stimulation of the subthalamic nucleus.
The procedure was uneventful (lead used Medtronic DBS 3387; antibiotic prophylaxis: cefazolin 2 g at time of anaesthetic induction and 1 g every 8 hours in the first 24 hours) with a postoperative control CT scan showing good placement of the electrodes and no abnormalities (figure 1). The stimulation was switched on 72 hours after the procedure and within 24 hours the patient presented two epileptic seizures controlled with diazepam and stimulation was switched off. The head CT showed intra-axial hypodensity more prominent in the frontal area with a gaseous collection and oedema surrounding the right electrode pathway (figure 2). At the time there was no fever, no increase in inflammatory markers and a normal cell count in the lumbar puncture. However, antibiotic therapy (ceftriaxone...
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