“…In a multicenter review of 1,289 patients, Hofmeister et al [1] reported a mean age at diagnosis of 31.2 years. The overall risk of hemorrhage from an untreated AVM in all age groups is estimated to be between 2 and 4% yearly [2,3,4]. Even though AVMs are rare in kids, estimated to represent 3% of all AVMs [5,6,7], they tend to rupture more frequently than in adults [5,7,8,9,10,11,12].…”