Index by author
Pasca, Ludovica
- Pediatric NeuroimagingYou have accessNeuroradiologic, Clinical, and Genetic Characterization of Cerebellar Heterotopia: A Pediatric Multicentric StudyLudovica Pasca, Filippo Arrigoni, Romina Romaniello, Maria Savina Severino, Davide Politano, Fulvio D’Abrusco, Jessica Garau, Valentina De Giorgis, Adriana Carpani, Sabrina Signorini, Simona Orcesi, Felice D’Arco, Enrico Alfei, Elisa Cattaneo, Elisa Rognone, Sara Uccella, Maria Teresa Divizia, Paolo Infantino, Enza Maria Valente, Renato Borgatti and Anna PichiecchioAmerican Journal of Neuroradiology January 2025, 46 (1) 170-177; DOI: https://doi.org/10.3174/ajnr.A8450
Pedicelli, Alessandro
- NeurointerventionYou have accessEffects of Emergent Carotid Stenting Performed before or after Mechanical Thrombectomy in the Endovascular Management of Patients with Tandem Lesions: A Multicenter Retrospective Matched AnalysisLuca Scarcia, Francesca Colò, Andrea M. Alexandre, Valerio Brunetti, Alessandro Pedicelli, Francesco Arba, Maria Ruggiero, Mariangela Piano, Joseph D. Gabrieli, Valerio Da Ros, Daniele G. Romano, Anna Cavallini, Giancarlo Salsano, Pietro Panni, Nicola Limbucci, Antonio A. Caragliano, Riccardo Russo, Guido Bigliardi, Luca Milonia, Vittorio Semeraro, Emilio Lozupone, Luigi Cirillo, Frederic Clarençon, Andrea Zini, Aldobrando Broccolini and the Emergent Carotid Artery Stenting Study GroupAmerican Journal of Neuroradiology January 2025, 46 (1) 96-101; DOI: https://doi.org/10.3174/ajnr.A8421
Pekelharing, Ruth M.
- Neurodegenerative Disorder ImagingYou have accessInter- and Intrarater Agreement of CT Brain Calcification Scoring in Primary Familial Brain CalcificationBirgitta M.G. Snijders, Huiberdina L. Koek, Mike J.L. Peters, Willem P.T.M. Mali, Michelle M. van Beek, Merel J.C. Betman, Nienke M.S. Golüke, Tijl Kruyswijk, Stéphanie V. de Lange, Bouke D.W.T. Lith, Ruth M. Pekelharing, Marvin J. Roos, Dirk R. Rutgers, Simone M. Uniken Venema, Wouter R. Verberne, Marielle H. Emmelot-Vonk and Pim A. de JongAmerican Journal of Neuroradiology January 2025, 46 (1) 147-152; DOI: https://doi.org/10.3174/ajnr.A8446
Perry, James
- EDITOR'S CHOICEBrain Tumor ImagingOpen AccessGadolinium-Enhanced T2 FLAIR Is an Imaging Biomarker of Radiation Necrosis and Tumor Progression in Patients with Brain MetastasesChris Heyn, Jonathan Bishop, Alan R. Moody, Tony Kang, Erin Wong, Peter Howard, Pejman Maralani, Sean Symons, Bradley J. MacIntosh, Julia Keith, Mary Jane Lim-Fat, James Perry, Sten Myrehaug, Jay Detsky, Chia-Lin Tseng, Hanbo Chen, Arjun Sahgal and Hany SolimanAmerican Journal of Neuroradiology January 2025, 46 (1) 129-135; DOI: https://doi.org/10.3174/ajnr.A8431
Distinguishing radiation necrosis from tumor progression after radiation therapy for brain metastases is challenging on conventional MRI. This study demonstrated higher normalized contrast-enhanced T1 and T2 FLAIR signal intensity for RN. Contrast-enhanced T2 FLAIR signal intensity distinguished RN and TP with an AUC similar to that of DSC perfusion.
Peters, Mike J.L.
- Neurodegenerative Disorder ImagingYou have accessInter- and Intrarater Agreement of CT Brain Calcification Scoring in Primary Familial Brain CalcificationBirgitta M.G. Snijders, Huiberdina L. Koek, Mike J.L. Peters, Willem P.T.M. Mali, Michelle M. van Beek, Merel J.C. Betman, Nienke M.S. Golüke, Tijl Kruyswijk, Stéphanie V. de Lange, Bouke D.W.T. Lith, Ruth M. Pekelharing, Marvin J. Roos, Dirk R. Rutgers, Simone M. Uniken Venema, Wouter R. Verberne, Marielle H. Emmelot-Vonk and Pim A. de JongAmerican Journal of Neuroradiology January 2025, 46 (1) 147-152; DOI: https://doi.org/10.3174/ajnr.A8446
Piano, Mariangela
- NeurointerventionYou have accessEffects of Emergent Carotid Stenting Performed before or after Mechanical Thrombectomy in the Endovascular Management of Patients with Tandem Lesions: A Multicenter Retrospective Matched AnalysisLuca Scarcia, Francesca Colò, Andrea M. Alexandre, Valerio Brunetti, Alessandro Pedicelli, Francesco Arba, Maria Ruggiero, Mariangela Piano, Joseph D. Gabrieli, Valerio Da Ros, Daniele G. Romano, Anna Cavallini, Giancarlo Salsano, Pietro Panni, Nicola Limbucci, Antonio A. Caragliano, Riccardo Russo, Guido Bigliardi, Luca Milonia, Vittorio Semeraro, Emilio Lozupone, Luigi Cirillo, Frederic Clarençon, Andrea Zini, Aldobrando Broccolini and the Emergent Carotid Artery Stenting Study GroupAmerican Journal of Neuroradiology January 2025, 46 (1) 96-101; DOI: https://doi.org/10.3174/ajnr.A8421
Piccirelli, Marco
- Neuroimaging Physics/Functional Neuroimaging/CT and MRI TechnologyYou have accessVisualization of Intracranial Aneurysms Treated with Woven EndoBridge Devices Using Ultrashort TE MR ImagingDaniel Toth, Stefan Sommer, Riccardo Ludovichetti, Markus Klarhoefer, Jawid Madjidyar, Patrick Thurner, Marco Piccirelli, Miklos Krepsuka, Tim Finkenstädt, Roman Guggenberger, Sebastian Winklhofer, Zsolt Kulcsar and Tilman SchubertAmerican Journal of Neuroradiology January 2025, 46 (1) 107-112; DOI: https://doi.org/10.3174/ajnr.A8401
Pichiecchio, Anna
- Pediatric NeuroimagingYou have accessNeuroradiologic, Clinical, and Genetic Characterization of Cerebellar Heterotopia: A Pediatric Multicentric StudyLudovica Pasca, Filippo Arrigoni, Romina Romaniello, Maria Savina Severino, Davide Politano, Fulvio D’Abrusco, Jessica Garau, Valentina De Giorgis, Adriana Carpani, Sabrina Signorini, Simona Orcesi, Felice D’Arco, Enrico Alfei, Elisa Cattaneo, Elisa Rognone, Sara Uccella, Maria Teresa Divizia, Paolo Infantino, Enza Maria Valente, Renato Borgatti and Anna PichiecchioAmerican Journal of Neuroradiology January 2025, 46 (1) 170-177; DOI: https://doi.org/10.3174/ajnr.A8450
Pierot, Laurent
- EDITOR'S CHOICENeurovascular/Stroke ImagingYou have accessHemodynamic Characteristics in Ruptured and Unruptured Intracranial Aneurysms: A Prospective Cohort Study Utilizing the AneurysmFlow ToolDang Luu Vu, Van Hoang Nguyen, Huu An Nguyen, Quang Anh Nguyen, Anh Tuan Tran, Hoang Kien Le, Tat Thien Nguyen, Thu Trang Nguyen, Cuong Tran, Xuan Bach Tran, Chi Cong Le and Laurent PierotAmerican Journal of Neuroradiology January 2025, 46 (1) 75-83; DOI: https://doi.org/10.3174/ajnr.A8444
A DSA-based flow quantification tool (AneurysmFlow) was used to measure blood flow vectors and velocities after contrast injection. Complex flow patterns were shown to be common in ruptured aneurysms and those with daughter sacs. Lowest mean aneurysm flow amplitude in the dome and daughter sacs indicated pathophysiologic changes linked to rupture. Also, hypertension, bifurcation location, and irregular shape of unruptured aneurysm were found to be independent rupture risk factors.
Pillai, Jay J.
- EDITOR'S CHOICENeurodegenerative Disorder ImagingYou have accessAlzheimer Disease Anti-Amyloid Immunotherapies: Imaging Recommendations and Practice Considerations for Monitoring of Amyloid-Related Imaging AbnormalitiesPetrice M. Cogswell, Trevor J. Andrews, Jerome A. Barakos, Frederik Barkhof, Suzie Bash, Marc Daniel Benayoun, Gloria C. Chiang, Ana M. Franceschi, Clifford R. Jack, Jay J. Pillai, Tina Young Poussaint, Cyrus A. Raji, Vijay K. Ramanan, Jody Tanabe, Lawrence Tanenbaum, Christopher T. Whitlow, Fang F. Yu, Greg Zaharchuk, Michael Zeinah and Tammie S. Benzinger for the ASNR Alzheimer, ARIA, and Dementia Study GroupAmerican Journal of Neuroradiology January 2025, 46 (1) 24-32; DOI: https://doi.org/10.3174/ajnr.A8469
This review discusses the 3 key MRI sequences for ARIA monitoring and standardized imaging protocols and provides imaging recommendations for 3 key patient scenarios. All patients on anti-amyloid immunotherapy should have T2* gradient-recalled echo (to evaluate for ARIA-H), 2D or 3D T2 FLAIR (to evaluate for ARIA-E), and DWI (to differentiate ARIA-E from acute ischemia). Patient imaging scenarios are 1) baseline dementia diagnosis/treatment enrollment evaluation, 2) asymptomatic ARIA monitoring, and 3) evaluation of the symptomatic patient on anti-amyloid immunotherapy.