Comparison of Imaging Findings between Granulomatosis with Polyangiitis and Eosinophilic Granulomatosis with Polyangiitis on Sinus CT: Importance of High-Density Opacification of the Paranasal Sinuses

Inseon Ryoo; Serena Poésy; Artem Kaliaev; Karen Buch; Osamu Sakai

doi:10.3174/ajnr.A8485

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Research ArticleHead and Neck Imaging

Comparison of Imaging Findings between Granulomatosis with Polyangiitis and Eosinophilic Granulomatosis with Polyangiitis on Sinus CT: Importance of High-Density Opacification of the Paranasal Sinuses

Inseon Ryoo, Serena Poésy, Artem Kaliaev, Karen Buch and Osamu Sakai

American Journal of Neuroradiology February 2025, 46 (2) 355-361; DOI: https://doi.org/10.3174/ajnr.A8485

Inseon Ryoo

aFrom the Department of Radiology (I.R., S.P., A.K., O.S.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, Boston, Massachusetts

bDepartment of Radiology (I.R., K.B., O.S.), Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts

cDepartment of Radiology (I.R.), Korea University Guro Hospital, Korea University College of Medicine, Seoul, Korea

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Serena Poésy

aFrom the Department of Radiology (I.R., S.P., A.K., O.S.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, Boston, Massachusetts

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Artem Kaliaev

aFrom the Department of Radiology (I.R., S.P., A.K., O.S.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, Boston, Massachusetts

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Karen Buch

bDepartment of Radiology (I.R., K.B., O.S.), Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts

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Osamu Sakai

aFrom the Department of Radiology (I.R., S.P., A.K., O.S.), Boston Medical Center, Boston University Chobanian & Avedisian School of Medicine, Boston, Massachusetts

bDepartment of Radiology (I.R., K.B., O.S.), Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts

dDepartment of Radiology (O.S.), Massachusetts Eye and Ear, Harvard Medical School, Boston, Massachusetts

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ORCID record for Osamu Sakai

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Inseon Ryoo, Serena Poésy, Artem Kaliaev, Karen Buch, Osamu Sakai

Comparison of Imaging Findings between Granulomatosis with Polyangiitis and Eosinophilic Granulomatosis with Polyangiitis on Sinus CT: Importance of High-Density Opacification of the Paranasal Sinuses

American Journal of Neuroradiology Feb 2025, 46 (2) 355-361; DOI: 10.3174/ajnr.A8485

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CT Findings in Granulomatosis: A Comparative Study

Inseon Ryoo, Serena Poésy, Artem Kaliaev, Karen Buch, Osamu Sakai

American Journal of Neuroradiology Feb 2025, 46 (2) 355-361; DOI: 10.3174/ajnr.A8485

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Comparison of Imaging Findings between Granulomatosis with Polyangiitis and Eosinophilic Granulomatosis with Polyangiitis on Sinus CT: Importance of High-Density Opacification of the Paranasal Sinuses

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