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FEBRUARY 2014 THE JOURNAL OF DIAGNOSTIC AND VOLUME 35 INTERVENTIONAL NEURORADIOLOGY NUMBER 2 WWW.AJNR.ORG White matter damage in boxers and martial arts fighters Perivascular spaces in the anterior temporal lobes Hyperattenuated lesions after mechanical recanalization in acute stroke Official Journal ASNR • ASFNR • ASHNR • ASPNR • ASSR The New Standard of Excellence, Redefining Compliant balloon designed for reliable vessel occlusion yet conforms to vessel anatomy Scepter C® MicroVention, Inc. Worldwide Headquarters PH +1.714.247.8000 1311 Valencia Avenue Tustin, CA 92780 USA MicroVention United Kingdom PH +44 (0) 191 258 6777 MicroVention Europe, S.A.R.L. PH +33 (1) 39 21 77 46 For more information or a product demonstration, MicroVention Deutschland GmbH PH +49 211 210 798-0 contact your local MicroVention representative: Web microvention.com Deliverability Versatility and Control Occlusion Balloon with Xtra Compliant .014” Guidewire Compatibility balloon conforms to – Maximizing the utility of a unique coaxial shaft, Scepter Occlusion Balloon Catheter incorporates many extremely complex new product features anatomies where – Balloon diameters range from 2mm to 6mm neck coveracoveragege is Key Compatible Agents more challenchallengingging – Compatible for use with dimethyl sulfoxide (DMSO) – Compatible for use with diagnostic agents and liquid embolic agents such as Onyx® Liquid Embolic System (FDA and CE approved) Scepter XC® Compatible with MICROVENTION, Scepter C, Scepter XC and Traxcess are registered trademarks of MicroVention, Inc. Onyx Liquid Embolic System is a registered trademark of Covidien. t4DJFOUJmDBOEDMJOJDBMEBUBSFMBUFEUPUIJTEPDVNFOUBSFPOmMFBU.JDSP7FOUJPO *OD3FGFS to Instructions for Use for additional information. Federal (USA) law restricts this device for sale by or on the order of a physician. © 2013 MicroVention, Inc. 10/13 MADE IN AMERICA AMERICAN JOURNAL OF NEURORADIOLOGY FEBRUARY 2014 Publication Preview at www.ajnr.org features articles released in advance of print. AJNRVOLUME 35 Visit www.ajnrblog.org to comment on AJNR content and chat with colleagues NUMBER 2 and AJNR’s News Digest at http://ajnrdigest.org to read the stories behind the WWW.AJNR.ORG latest research in neuroimaging. EDITORIALS PERSPECTIVES 211 Trainees in Peer Review: Our Experience M. Castillo EDITORIALS 213 Editorial Transition M. Castillo 213 Human Neuroimaging and the BRAIN Initiative: A Joint Statement from the ASNR and ASFNR, with the support of the RSNA, ACR, ARR, and ISMRM G. Sze, M. Wintermark, M. Law, P. Mukherjee, and C. Hess MEMORIAL 215 Lucien Maurice Levy R.K. Tu, R. Bhojwani, R. Taheri, M. Monteferrante, and A. Ahmad REVIEW ARTICLES 216 Imaging Features of Rhinoplasty C.J. Schatz and D.T. Ginat 223 Illustrated Review of the Embryology and Development of the Facial Region, Part 3: An Overview of the Molecular Interactions Responsible for Facial Development P.M. Som, A. Streit, and T.P. Naidich METHODOLOGIC PERSPECTIVES Indicates Editor’s Choices selection 230 Toward an Endovascular Internal Carotid Artery Classification System M. Shapiro, T. Becske, H.A. Riina, E. Raz, D. Zumofen, J.J. Jafar, P.P. Huang, and P.K. Nelson Indicates Fellows’ Journal Club selection Indicates open access to non- PATIENT SAFETY subscribers at www.ajnr.org 237 Carotid CTA: Radiation Exposure and Image Quality with the Use of Indicates article with supplemental on-line table Attenuation-Based, Automated Kilovolt Selection A. Eller, W. Wuest, M. Kramer, M. May, A. Schmid, M. Uder, and M.M. Lell Indicates article with supplemental on-line photo Indicates article with HEALTH CARE REFORM VIGNETTE supplemental on-line video 242 The Medicare Conversion Factor D.J. Seidenwurm and J.H. Burleson EBM Indicates Evidence-Based Medicine 1 Level 1 EBM Indicates Evidence-Based Medicine BRAIN 2 Level 2 18 EBM 244 Visual-Statistical Interpretation of F-FDG-PET Images for Characteristic 2 Alzheimer Patterns in a Multicenter Study: Inter-Rater Concordance and Relationship to Automated Quantitative Evaluation T. Yamane, Y. Ikari, T. Nishio, K. Ishii, K. Ishii, T. Kato, K. Ito, D.H.S. Silverman, M. Senda, T. Asada, H. Arai, M. Sugishita, T. Iwatsubo, and the J-ADNI Study Group Diagrams illustrate 250 Oxygen Extraction Fraction and Stroke Risk in Patients with Carotid vulnerability of right Stenosis or Occlusion: A Systematic Review and Meta-Analysis A. Gupta, vertebral artery during H. Baradaran, A.D. Schweitzer, H. Kamel, A. Pandya, D. Delgado, D. Wright, golf swing. S. Hurtado-Rua, Y. Wang, and P.C. Sanelli ASNR 52ND ANNUAL MEETING & THE FOUNDATION OF THE ASNR SYMPOSIUM 2014 MAY 17-22 | Montreal Palais des congrés de Montreal ASNR 2014 PROGRAM CHAIR/PRESIDENT-ELECT - Gordon K. Sze, MD, FACR The Foundation of the ASNR Symposium 2014: Inflammatory and Infectious Diseases of the CNS SYMPOSIUM 2014: The Role of Inflammation and Infections in Stroke, Seizures, White Matter Diseases, etc. Advanced Imaging Techniques in the Evaluation of Inflammatory CNS Diseases Infectious Agents for Human Good: Oncolytic Viruses, Viral Vector Gene Therapy and Advanced Imaging ADDITIONAL NEW EDUCATIONAL COURSE PROGRAM IN 2014 (concurrent program with the Symposium 2014): Inflammatory and Infectious Diseases EDUCATIONAL COURSE 2014: with world class speakers including Anne G. Osborn, MD, Thomas P. Naidich, MD, Donald Resnick, MD, James G. Smirniotopoulos, MD, Jeffrey S. Ross, MD, Kelly K. Koeller, MD, FACR, David M. Yousem, MD, MBA, Laurie A. Loevner, MD, Peter M. Som, MD, Patricia A. Hudgins, MD, Robert D. Zimmerman MD, FACR, Hugh D. Curtin, MD, M. Judith Donovan Post, MD, FACR, and More... ANNUAL MEETING: One-day MINI SYMPOSIUM on STROKE - Organized by Pina C. Sanelli, MD, MPH and Max Wintermark, MD One-day MINI SYMPOSIUM on TUMORS - Organized by Girish M. Fatterpekar, MD, MBBS, DNB, Whitney B. Pope, MD, PhD and Gordon K. Sze, MD, FACR Nobel Prize Laureate, Stanley Prusiner, MD, Keynote Speaker, on Prions and Alzheimer's Disease, Parkinson's Disease, and Other Neurodegenerative Disorders More “Hands-On” Experience Applicable to Your Practices Young Professionals Programming Expanded Self-Assessment Module (SAM) Session Programming Throughout the Week PROGRAMMING DEVELOPED IN COOPERATION WITH THE… American Society of Functional Neuroradiology (ASFNR) David J. Mikulis, MD American Society of Head and Neck Radiology (ASHNR) Yoshimi Anzai, MD, MPH American Society of Pediatric Neuroradiology (ASPNR) Richard L. Robertson, MD American Society of Spine Radiology (ASSR) Meng Law, MD, MBBS, FRACR Society of NeuroInterventional Surgery (SNIS) Peter A. Rasmussen, MD TO REQUEST PROGRAMMING AND REGISTRATION MATERIALS FOR THE ASNR 52ND ANNUAL MEETING, CONTACT: ASNR 52ND ANNUAL MEETING Phone: 630-574-0220 c/o American Society of Neuroradiology Fax: 630-574-0661 Scan Now 800 Enterprise Drive, Suite 205 Email: [email protected] to visit our website Oak Brook, Illinois 60523-4216 Website: www.asnr.org/2014 256 Perfusion Measurement in Brain Gliomas with Intravoxel Incoherent Motion MRI C. Federau, R. Meuli, K. O’Brien, P. Maeder, and P. Hagmann 263 Assessment of Angiographic Vascularity of Meningiomas with Dynamic Susceptibility Contrast-Enhanced Perfusion-Weighted Imaging and Diffusion Tensor Imaging C.H. Toh, K.-C. Wei, C.N. Chang, Y.-W. Peng, S.-H. Ng, H.-F. Wong, and C.-P. Lin 270 Utility of Proton MR Spectroscopy for Differentiating Typical and Atypical Primary Central Nervous System Lymphomas from Tumefactive Demyelinating Lesions S.-S. Lu, S.J. Kim, H.S. Kim, C.G. Choi, Y.-M. Lim, E.J. Kim, D.Y. Kim, and S.H. Cho 278 62Cu-Diacetyl-Bis (N4-Methylthiosemicarbazone) PET in Human Gliomas: Comparative Study with [18F]Fluorodeoxyglucose and L-Methyl- [11C]Methionine PET K. Tateishi, U. Tateishi, S. Nakanowatari, M. Ohtake, R. Minamimoto, J. Suenaga, H. Murata, K. Kubota, T. Inoue, and N. Kawahara 285 Diffusion Measures Indicate Fight Exposure–Related Damage to Cerebral White Matter in Boxers and Mixed Martial Arts Fighters W. Shin, S.Y. Mahmoud, K. Sakaie, S.J. Banks, M.J. Lowe, M. Phillips, M.T. Modic, and C. Bernick 291 Local and Global Fiber Tractography in Patients with Epilepsy C. Anastasopoulos, M. Reisert, V.G. Kiselev, T. Nguyen-Thanh, A. Schulze-Bonhage, J. Zentner, and I. Mader 297 Tumor Consistency of Pituitary Macroadenomas: Predictive Analysis on the Basis of Imaging Features with Contrast-Enhanced 3D FIESTA at 3T J. Yamamoto, S. Kakeda, S. Shimajiri, M. Takahashi, K. Watanabe, Y. Kai, J. Moriya, Y. Korogi, and S. Nishizawa 304 Frontotemporal Cortical Thinning in Amyotrophic Lateral Sclerosis A. d’Ambrosio, A. Gallo, F. Trojsi, D. Corbo, F. Esposito, M. Cirillo, M.R. Monsurro`, and G. Tedeschi 311 Use of FLAIR Imaging to Identify Onset Time of Cerebral Ischemia in a Canine Model X.-Q. Xu, Q.-Q. Zu, S.-S. Lu, Q.-G. Cheng, J. Yu, Y. Sheng, H.-B. Shi, and S. Liu 317 Subcortical Cystic Lesions within the Anterior Superior Temporal Gyrus: A Newly Recognized Characteristic Location for Dilated Perivascular Spaces S. Rawal, S.E. Croul, R.A. Willinsky, M. Tymianski, and T. Krings 323 Preferential Location for Arterial Dissection Presenting as Golf-Related Stroke M.H. Choi, J.M. Hong, J.S. Lee, D.H. Shin, H.A. Choi, and K. Lee INTERVENTIONAL Published in collaboration with Interventional Neuroradiology EBM 327 When Is Carotid Angioplasty and Stenting the Cost-Effective Alternative 1 for Revascularization of Symptomatic Carotid Stenosis? A Canadian Health System Perspective M.A. Almekhlafi, M.D. Hill, S. Wiebe, M. Goyal, D. Yavin, J.H. Wong, and F.M. Clement 333 Quantifying the Large-Scale Hemodynamics