Division of Neurosurgery, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA, USA

Daniel Sconzo, Felipe Ramirez-Velandia, Sandeep Muram, Alejandro Enriquez-Marulanda, Philipp Taussky & Christopher S. Ogilvy

Department of Neurosurgery, Louisiana State University, Shreveport, LA, USA

Nimer Adeeb, Deepak Kumbhare, Hugo H. Cuellar & Bharat Guthikonda

Department of Neurosurgery, University of Texas at Houston, Houston, TX, USA

Nimer Adeeb, Christian Swaid, Peng R. Chen, Spiros Blackburn, Mark J. Dannenbaum & Jacques Morcos

Department of Neurosurgery, University of Pennsylvania, Philadelphia, PA, USA

Sandeep Kandregula, Jan-Karl Burkhardt, Visish M. Srinivasan, Omar Choudhri & Bryan Pukenas

Department of Radiology, Louisiana State University, Shreveport, LA, USA

Hamza Adel Salim, Assala Aslan & Hugo H. Cuellar

Department of Neurosurgery, Thomas Jefferson University Hospital, Philadelphia, PA, USA

Basel Musmar, Kareem El Naamani, Pascal Jabbour & Stavropoula I Tjoumakaris

Department of Neurosurgery, Massachusetts General Hospital, Harvard Medical School, Boston, MD, USA

Adam A. Dmytriw, Christopher Stapleton & Aman B. Patel

Department of Neurosurgery, New York University Grossman School of Medicine, New York, NY, USA

Douglas Kondziolka & Howard Riina

Department of Neurosurgery, University of Virginia, Charlottesville, VA, USA

Jason Sheehan, Natasha Ironside & Salem Tos

Department of Neurosurgery, University of Miami, Miami, FL, USA

Ahmed Abdelsalam, Robert M. Starke & Adib Abla

Department of Neurosurgery, University of Wisconsin School of Medicine, Madison, WI, USA

Cagdas Ataoglu, Abdullah Keles, Ufuk Erginoglu & Mustafa K. Baskaya

Montefiore Einstein Cerebrovascular Research Lab, Department of Neurological Surgery, Montefiore Medical Center, Albert Einstein College of Medicine, Bronx, NY, USA

Muhammed Amir Essibayi & David J Altschul

Department of Neurosurgery, Christian Doppler Klinik, Paracelsus Medical University, Salzburg, Austria

Arwin Rezai, Johannes Pöppe & Christoph J. Griessenauer

Department of Neurosurgery, University of Washington, Seattle, WA, USA

Rajeev D. Sen, Laligam N. Sekhar, Michael R. Levitt & Malia McAvoy

Department of Plastic Surgery, Mayo Clinic Hospital, Rochester, MN, USA

Abdallah Abushehab

Department of Neurosurgery, University of Florida, Gainesville, FL, USA

Matthew Koch

Neurointerventional Radiology, Boston Children’s Hospital, Harvard Medical School, Boston, MA, USA

Darren Orbach

Department of Neurosurgery, Boston Children’s Hospital, Harvard Medical School, Boston, MA, USA

Edward Smith

Interventional Neuroradiology, Department of Neuroradiology, Heidelberg University Hospital, Heidelberg, Germany

Markus Möhlenbruch

Department of Neurosurgery, University of Illinois in Chicago, Chicago, IL, USA

Ali Alaraj

Department of Neurosurgery, Brigham and Women Hospital, Harvard Medical School, Boston, MA, USA

Ali Aziz-Sultan

Department of Neurosurgery, Barrow Neurological Institute, Phoenix, AZ, USA

Michael Lawton

Neurosurgical Service Beth Israel Deaconess Medical Center, Harvard Medical School, 110 Francis Street, Boston, MA, 02215, USA

Daniel Sconzo, Felipe Ramirez-Velandia, Sandeep Muram, Alejandro Enriquez-Marulanda, Philipp Taussky & Christopher S. Ogilvy

DS, FR, SM, AE all contributed to the study design, concept, data collection, writing, and editing of the manuscript NA - Statistical analysis, data collection, revising manuscript CO, PT - study design, concept, editing/revising manuscript The rest of the authors all contributed through data collection, and revising/editing the manuscript.