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BackgroundRecent literature strongly challenged indications to perform preventive surgery in unruptured arteriovenous malformation (AVM) claiming that invasive AVM treatment is associated with a significant risk of complications and thus conservative management may be a preferable alternative in many patients. On the other hand, the recent improvement of surgical instrumentation and treatment strategies (both surgical and interventional) yielded better outcomes than those achieved only a decade ago. Therefore, even among specialists, a wide variety of opinions, concerning the treatment of unruptured AVM, can be found.MethodsThis multicenter retrospective study analyzes a consecutive series of 545 surgically treated AVMs in 10 different hospitals in Italy.ResultsPatients with AVMs treated after hemorrhage had an unfavorable (modified Rankin Scale score >1) outcome in more than one third (37.69%) of …
Publication date: 
1 Feb 2018

Marco Cenzato, Fulvio Tartara, Giuseppe D'Aliberti, Carlo Bortolotti, Francesco Cardinale, Gianfranco Ligarotti, Alberto Debernardi, Alessia Fratianni, Edoardo Boccardi, Roberto Stefini, Francesco Zenga, Riccardo Boccaletti, Andrea Lanterna, Giacomo Pavesi, Paolo Ferroli, Carmelo Sturiale, Alessandro Ducati, Andrea Cardia, Maurizio Piparo, Luca Valvassori, Mariangela Piano

Biblio References: 
Volume: 110 Pages: e374-e382
World neurosurgery