1. ENDOVASCULAR TREATMENT (EVT) OF BRAIN AND DURAL MALFORMATIONS (AVM) USING ONYX IN A SINGLE CENTER EXPERIENCE,N.SOUROUR MD,M.MUSACCHIO MD,A.LEBEDINSKY MD,N.HIROTA MD,A.UEMURA MD INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE ALAIN TOURNADE,MD

2. AVM TREATMENT WITH ‘ONYX’ MATERIALS AND METHODS : FROM DECEMBER 2006 TO APRIL 2010 18 patients with avm and 2 with davf were treated by evt using ONYX :  Female : 11 : 55 %  Male : 9 : 45 %  Aged : From 34 to 66, mean age : 50 years INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

3. AVM TREATMENT WITH ‘ONYX’ MATERIALS AND METHODS : AVM DATA :  2 DAVF from Mma ;  18 AVM grading 1 to 3 ( spetzler & martin) Avm Location :  Parieto- Occipital :6 : 33,3 %;  Frontal : 11 : 61,1 % ;  Peri-callosal : 1 : 5,5 % INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

4. AVM TREATMENT WITH ‘ONYX’ RESULTS :  2 Patients with Davf Permanently cured in 1 Onyx Session ;  18 Patients Experienced Avm Onyx Treatment :  1 Death: Haemorrhage 3 months after the 2d evt session : 5,5 %;  3 Patients definitely cured with Onyx alone ( 2 in 1 session ) : 16,6 % ; INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

5. AVM TREATMENT WITH ‘ONYX’ RESULTS :  10 patients cured with onyx evt and gamma- knife : 55,5 %;  7 patients still followed by mri and angio (according our protocol), with important reduction of the avm : 38,8 % INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

6. AVM TREATMENT WITH ‘ONYX’ RESULTS : Considering the treatment sessions :  2 patients completely cured in 1 session ;  1 patient cured with 4 onyx evt ;  16 patients underwent mixed embolisations using onyx and nbca ( direct Fistulae ) INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

7. AVM TREATMENT WITH ‘ONYX’ INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

8. AVM TREATMENT WITH ‘ONYX’ INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

9. AVM TREATMENT WITH ‘ONYX’ INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

10. AVM TREATMENT WITH ‘ONYX’ INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

11. AVM TREATMENT WITH ‘ONYX’ INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

12. AVM TREATMENT WITH ‘ONYX’ INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

13. AVM TREATMENT WITH ‘ONYX’ INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

14. AVM TREATMENT WITH ‘ONYX’ INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

15. AVM TREATMENT WITH ‘ONYX’ INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

16. AVM TREATMENT WITH ‘ONYX’ INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

17. AVM TREATMENT WITH ‘ONYX’ INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

18. AVM TREATMENT WITH ‘ONYX’ INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

19. AVM TREATMENT WITH ‘ONYX’ INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

20. AVM TREATMENT WITH ‘ONYX’ INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

21. AVM TREATMENT WITH ‘ONYX INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE

22. AVM TREATMENT WITH ‘ONYX’ CONCLUSION :  During this 4 year experience in our center ONYX 18 was incorporated in our protocol of treatment of brain avm and davf :  Useful tool especialy for large nidus avm.  Very precise analysis of the components of the avm and large experience of the team are mandatory INTERVENTIONAL NEURORADIOLOGY, COLMAR, FRANCE