Tumeurs fibreuses solitaires et hémangiopéricytomes des méninges : immunophénotype et évaluation du grade histopronostique dans 17 cas

The diagnosis of HPC and TFS is facilitated by the almost constant immuno-expression of STAT6, and this justifies their common classification. The high rate of recurrence implies a very long-term follow-up because the current grading systems do not accurately predict the individual risk.