{"id":"48dfc186-4e35-4cc5-b6f9-b5e5007c4633","slug":"key-perspectives-on-the-learning-curve-of-pedicle-screw-placement-stereotactic-radiosurgery-for-brain-metastases-growth-of-incidentally-found-meningiomas-and-the-barrow-ruptured-aneurysm-trial","title":"Key perspectives on the learning curve of pedicle screw placement, stereotactic radiosurgery for brain metastases, growth of incidentally found meningiomas, and the Barrow Ruptured Aneurysm Trial","authors":["Angela Bohnen","Jonathan H. Sherman","Panayiotis Pelargos","Isaac Yang","Visish M. Srinivasan","Edward A. M. Duckworth","Winward Choy","Zachary A. Smith"],"abstract":"Background: This article examines key perspectives on various neurosurgical topics, including the learning curve of pedicle screw placement, adverse radiation effects after stereotactic radiosurgery for brain metastases, the growth of incidentally found meningiomas, and the outcomes of the Barrow Ruptured Aneurysm Trial. Each study addresses critical aspects of surgical training, treatment efficacy, and patient management in neurosurgery. Methods: The studies included in this article utilized retrospective analyses, cohort evaluations, and randomized trials to assess different surgical techniques and their outcomes. For instance, the learning curve for pedicle screw placement was evaluated through the analysis of 542 screws placed by surgical fellows under supervision, while the adverse radiation effects study analyzed data from 435 patients receiving stereotactic radiosurgery. Results: Findings indicated that the learning curve for pedicle screw placement began to flatten after 80 screws, with no complications from misplaced screws. The incidence of symptomatic adverse radiation effects after stereotactic radiosurgery was reported at 5.4%, with significant risk factors identified, including tumor size and prior treatments. Additionally, the long-term follow-up of incidentally discovered meningiomas showed a 15-year progression rate of 75%. The Barrow Ruptured Aneurysm Trial revealed no significant differences in outcomes between surgical clipping and endovascular coiling. Conclusion: The studies highlight the importance of understanding the learning curve in surgical training, the risks associated with stereotactic radiosurgery, and the natural history of meningiomas. They emphasize the need for ongoing research to optimize treatment protocols and improve patient outcomes in neurosurgery. Keywords: pedicle screw placement, stereotactic radiosurgery, meningioma, Barrow Ruptured Aneurysm Trial, learning curve, adverse radiation effects, surgical outcomes","thumbnailUrl":null,"publishDate":"2016-10-07T00:00:00.000Z","doi":"10.4103/2152-7806.192513","categories":["General Neurosurgery","Original Article"],"fullTextUrl":"http://surgicalneurologyint.com/wp-content/uploads/2016/11/8037/SNI-7-729.pdf"}