“…20 Surgical intervention is often required to eliminate this pressure differential and entails direct repair of pleural and dural defects, either with open surgery or in a minimally invasive fashion. 10,20 This surgical intervention most commonly requires the use of a dural substitute or sealant (Tisseel, DuraSeal) and can be augmented with a vascularized graft. 7,8,19 Other authors have reported success with secondary occlusion of fistulas by using an epidural blood patch (EBP) 1 or synthetic material such as DuraSeal, Tisseel, and even Onyx; 4,6,11 however, all of these successes occurred in adult patients.…”