19 Result(s)
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Dominik F. Vollherbst
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Article
Open AccessLong-term Follow-up After Aneurysm Treatment with the Flow Redirection Endoluminal Device (FRED) Flow Diverter
This study focuses on long-term outcomes after aneurysm treatment with either the Flow Re-Direction Endoluminal Device (FRED) or the FRED Jr. to investigate the durability of treatment effect and long-term com...
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Article
Open AccessIatrogenic Air Embolisms During Endovascular Interventions: Impact of Origin and Number of Air Bubbles on Cerebral Infarctions
Cerebral infarctions caused by air embolisms (AE) are a feared risk in endovascular procedures; however, the relevance and pathophysiology of these AEs is still largely unclear. The objective of this study was...
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Article
Open AccessSine Spin flat detector CT can improve cerebral soft tissue imaging: a retrospective in vivo study
Flat detector computed tomography (FDCT) is frequently applied for periinterventional brain imaging within the angiography suite. Novel technical developments such as the Sine Spin FDCT (S-FDCT) may provide an...
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Article
Open AccessLocation-specific ASPECTS does not improve Outcome Prediction in Large Vessel Occlusion compared to Cumulative ASPECTS
Individual regions of the Alberta Stroke Programme Early CT Score (ASPECTS) may contribute differently to the clinical symptoms in large vessel occlusion (LVO). Here, we investigated whether the predictive per...
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Article
Open AccessAcute Intraprocedural Thrombosis After Flow Diverter Stent Implantation: Risk Factors and Relevance of Standard Observation Time for Early Detection and Management
Acute intraprocedural thrombosis (AIT) is a severe complication of flow diverter stent (FDS) implantation for the treatment of intracranial aneurysms. Even though device-related thromboembolic complications ar...
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Article
Open AccessStandardizing lymphangiography and lymphatic interventions: a preclinical in vivo approach with detailed procedural steps
To present a preclinical in vivo approach for standardization and training of lymphangiography and lymphatic interventions using a pictorial review.
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Article
Flow Diverting Stents in Cerebral Small Caliber Vessels (< 2 mm) for Aneurysm Treatment
The off-label use of flow diverting stents (FDS) for treating cerebral aneurysms in small distal vessels is increasing in clinical practice with encouraging results; however, data directly addressing the paren...
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Article
Pressure cooker technique in cerebral AVMs and DAVFs: different treatment strategies
The pressure cooker technique (PCT) was developed to enable safer and more extensive embolization of hypervascular lesions by simultaneously minimizing backflow of liquid embolic materials and thus reduce the ...
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Article
Open AccessMetal artifacts and artifact reduction of neurovascular coils in photon-counting detector CT versus energy-integrating detector CT — in vitro comparison of a standard brain imaging protocol
Photon-counting detector computed tomography (PCD-CT) is a promising new technique for CT imaging. The aim of the present study was the in vitro comparison of coil-related artifacts in PCD-CT and conventional ...
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Article
Open AccessIterative Metal Artifact Reduction (iMAR) of the Non-adhesive Liquid Embolic Agent Onyx in Computed Tomography
A drawback of Onyx, one of the most used embolic agents for endovascular embolization of intracranial arteriovenous malformations (AVM), is the generation of imaging artifacts (IA) in computed tomography (CT)....
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Article
Open AccessRole of diabetes in collateral status assessed in CT perfusion–derived dynamic CTA in anterior circulation stroke
Diabetes is associated with vascular dysfunction potentially impairing collateral recruitment in acute ischemic stroke. This retrospective study aimed at analyzing the impact of diabetes on collateralization a...
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Article
Open AccessGlue, Onyx, Squid or PHIL? Liquid Embolic Agents for the Embolization of Cerebral Arteriovenous Malformations and Dural Arteriovenous Fistulas
Endovascular embolization is an effective treatment option for cerebral arteriovenous malformations (AVMs) and dural arteriovenous fistulas (DAVFs). A variety of liquid embolic agents have been and are current...
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Article
Open AccessImaging Artifacts of Nonadhesive Liquid Embolic Agents in Conventional and Cone-beam CT in a Novel in Vitro AVM Model
A major drawback of liquid embolic agents (LEAs) is the generation of imaging artifacts (IA), which may represent a crucial obstacle for the detection of periprocedural hemorrhage or subsequent radiosurgery of...
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Article
In Vitro Characterization of a Novel Type of Radiopaque Doxorubicin-Loaded Microsphere
To evaluate and compare the material characteristics of a novel type of radiopaque doxorubicin-loaded microsphere (V-100) with radiopaque and non-radiopaque doxorubicin-loaded microspheres.
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Reference Work Entry In depth
Posterior Cerebral Artery Aneurysm: Endovascular Treatment of a Fusiform, Partially Thrombosed P2-Aneurysm with a Dual-Layer Flow-Diverting Stent (FRED) in a Young Patient with Good Clinical Outcome
A 15-year-old male patient presented with a fusiform, partially thrombosed aneurysm located in the P2 segment of the right posterior cerebral artery (PCA). The aneurysm had become clinically apparent 6 months ...
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Reference Work Entry In depth
Middle Cerebral Artery (M3) Aneurysm: Treatment of a Mycotic Aneurysm of the Distal Middle Cerebral Artery with Coil Occlusion of Both the Aneurysm and the Parent Vessel
A 44-year-old male patient presented with a mycotic aneurysm located in the M3-segment of the left middle cerebral artery (MCA). The aneurysm was detected by a follow-up cranial MRI examination, which was bein...
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Living Reference Work Entry In depth
Middle Cerebral Artery (M3) Aneurysm: Treatment of a Mycotic Aneurysm of the distal Middle Cerebral Artery with Coil Occlusion of Both the Aneurysm and the Parent Vessel
A 44-year-old male patient presented with a mycotic aneurysm located in the M3-segment of the left middle cerebral artery (MCA). The aneurysm was detected by a follow-up cranial MRI examination, which was bein...
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Living Reference Work Entry In depth
Posterior Cerebral Artery Aneurysm: Endovascular Treatment of a Fusiform, Partially Thrombosed P2-Aneurysm with a Dual-Layer Flow-Diverting Stent (FRED) in a Young Patient with Good Clinical Outcome
A 15-year-old male patient presented with a fusiform, partially thrombosed aneurysm located in the P2 segment of the right posterior cerebral artery (PCA). The aneurysm had become clinically apparent 6 months ...
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Article
The Novel X-Ray Visible Zein-Based Non-adhesive Precipitating Liquid Embolic HEIE1_2017: An Exploratory Study
To investigate the novel zein-based non-adhesive precipitating liquid embolic HEIE1_2017.
