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Flowchart of the CVT cohort along the survey period. Along the 13-year survey period, 47 patients were recruited. Six were excluded because a postoperative context (ENT surgery and one meningioma surgery). “Spontaneous medical” CVT were finally collected: 10 died in ICU, 3 died after ICU discharge and 3 were lost; 25 are currently alive and were studied for functional outcome after at least 1 year evolution
