Non-Thrombotic Filling Defects in Cerebral Veins and Sinuses: When Normal Structures Mimic a Disease

Cerebral venous thrombosis (CVT) is a rare and potentially critical cerebrovascular disease involving intracranial dural sinuses and veins. The diagnosis is a stepwise pathway starting from clinical suspicion and employing several neuroradiological techniques, mainly Computed Tomography (CT)-based a...

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Main Authors: Marialuisa Zedde, Rosario Pascarella
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Neurology International
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Online Access:https://www.mdpi.com/2035-8377/17/1/9
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author Marialuisa Zedde
Rosario Pascarella
author_facet Marialuisa Zedde
Rosario Pascarella
author_sort Marialuisa Zedde
collection DOAJ
description Cerebral venous thrombosis (CVT) is a rare and potentially critical cerebrovascular disease involving intracranial dural sinuses and veins. The diagnosis is a stepwise pathway starting from clinical suspicion and employing several neuroradiological techniques, mainly Computed Tomography (CT)-based and Magnetic Resonance Imaging (MRI)-based modalities. The neuroradiological findings, both in the diagnostic phase and in the follow-up phase, may provide some results at risk for misdiagnosis. Non-thrombotic filling defects of intracranial dural sinuses are among them, and the potential sources are artefactual and or anatomical (venous septa and arachnoid granulations). The misdiagnosis of these findings as CVT is potentially linked to dangerous consequences. A potential strategy to avoid this is to increase the knowledge about technical and anatomical reasons for non-thrombotic filling defects of intracranial dural sinuses and their imaging features. The main aim of this review is to address these issues, including the variability of the intracranial venous pathways, providing the solutions for overcoming the above-cited potential misdiagnosis of non-thrombotic filling defects as CVT.
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spelling doaj-art-f612c1754f96403b88ee0df397ecd59c2025-01-24T13:44:24ZengMDPI AGNeurology International2035-83772025-01-01171910.3390/neurolint17010009Non-Thrombotic Filling Defects in Cerebral Veins and Sinuses: When Normal Structures Mimic a DiseaseMarialuisa Zedde0Rosario Pascarella1Neurology Unit, Stroke Unit, Azienda Unità Sanitaria Locale-IRCCS di Reggio Emilia, Viale Risorgimento 80, 42123 Reggio Emilia, ItalyNeuroradiology Unit, Azienda Unità Sanitaria Locale-IRCCS di Reggio Emilia, Viale Risorgimento 80, 42123 Reggio Emilia, ItalyCerebral venous thrombosis (CVT) is a rare and potentially critical cerebrovascular disease involving intracranial dural sinuses and veins. The diagnosis is a stepwise pathway starting from clinical suspicion and employing several neuroradiological techniques, mainly Computed Tomography (CT)-based and Magnetic Resonance Imaging (MRI)-based modalities. The neuroradiological findings, both in the diagnostic phase and in the follow-up phase, may provide some results at risk for misdiagnosis. Non-thrombotic filling defects of intracranial dural sinuses are among them, and the potential sources are artefactual and or anatomical (venous septa and arachnoid granulations). The misdiagnosis of these findings as CVT is potentially linked to dangerous consequences. A potential strategy to avoid this is to increase the knowledge about technical and anatomical reasons for non-thrombotic filling defects of intracranial dural sinuses and their imaging features. The main aim of this review is to address these issues, including the variability of the intracranial venous pathways, providing the solutions for overcoming the above-cited potential misdiagnosis of non-thrombotic filling defects as CVT.https://www.mdpi.com/2035-8377/17/1/9non-thrombotic filling defectscerebral venous thrombosisCVTdural sinussuperior sagittal sinustransverse sinus
spellingShingle Marialuisa Zedde
Rosario Pascarella
Non-Thrombotic Filling Defects in Cerebral Veins and Sinuses: When Normal Structures Mimic a Disease
Neurology International
non-thrombotic filling defects
cerebral venous thrombosis
CVT
dural sinus
superior sagittal sinus
transverse sinus
title Non-Thrombotic Filling Defects in Cerebral Veins and Sinuses: When Normal Structures Mimic a Disease
title_full Non-Thrombotic Filling Defects in Cerebral Veins and Sinuses: When Normal Structures Mimic a Disease
title_fullStr Non-Thrombotic Filling Defects in Cerebral Veins and Sinuses: When Normal Structures Mimic a Disease
title_full_unstemmed Non-Thrombotic Filling Defects in Cerebral Veins and Sinuses: When Normal Structures Mimic a Disease
title_short Non-Thrombotic Filling Defects in Cerebral Veins and Sinuses: When Normal Structures Mimic a Disease
title_sort non thrombotic filling defects in cerebral veins and sinuses when normal structures mimic a disease
topic non-thrombotic filling defects
cerebral venous thrombosis
CVT
dural sinus
superior sagittal sinus
transverse sinus
url https://www.mdpi.com/2035-8377/17/1/9
work_keys_str_mv AT marialuisazedde nonthromboticfillingdefectsincerebralveinsandsinuseswhennormalstructuresmimicadisease
AT rosariopascarella nonthromboticfillingdefectsincerebralveinsandsinuseswhennormalstructuresmimicadisease