The study included 6 male and 4 female patients with a mean age of 46.8 ± 10.7 years. The tumor sizes varied from 7 to 12 cm (mean, 8.8 ± 2.0 cm). All patients underwent customized craniotomies, and aggressive surgery for resection of the invaded SSS was performed. Simpson grade I removals were achieved in all cases. No cases of perioperative mortality occurred. Three patients required cranioplasty as a result of a decompressive craniectomy that was performed during the primary surgery