Alexander C. Bunck
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View article: In-hospital cardiac arrest due to acute pulmonary embolism: a case report of successful catheter-directed thrombectomy on a patient with VA-ECMO
In-hospital cardiac arrest due to acute pulmonary embolism: a case report of successful catheter-directed thrombectomy on a patient with VA-ECMO Open
Background First-line therapy for high-risk pulmonary embolism (PE) is systemic thrombolysis. Catheter-directed thrombectomy (CDT) poses as a secondary option, primarily in patients with contraindications for systemic thrombolysis. However…
View article: Clinical Benefit of Structured Reporting Using the Liver Imaging Reporting and Data System (LI-RADS) in MRI in Patients at Risk for Hepatocellular Carcinoma
Clinical Benefit of Structured Reporting Using the Liver Imaging Reporting and Data System (LI-RADS) in MRI in Patients at Risk for Hepatocellular Carcinoma Open
The aim of this study was to evaluate the quality of structured reporting of MRI examinations in patients at risk for HCC using the Liver Imaging Reporting and Data System (LI-RADS) created during the daily clinical routine. In this retros…
View article: Registration accuracy comparing different rendering techniques on local vs external virtual 3D liver model reconstruction for vascular landmark setting by intraoperative ultrasound in augmented reality navigated liver resection
Registration accuracy comparing different rendering techniques on local vs external virtual 3D liver model reconstruction for vascular landmark setting by intraoperative ultrasound in augmented reality navigated liver resection Open
Purpose Augmented reality navigation in liver surgery still faces technical challenges like insufficient registration accuracy. This study compared registration accuracy between local and external virtual 3D liver models (vir3DLivers) gene…
View article: Inhibition of myeloperoxidase to treat left ventricular dysfunction in non‐ischaemic cardiomyopathy
Inhibition of myeloperoxidase to treat left ventricular dysfunction in non‐ischaemic cardiomyopathy Open
Aims Non‐ischaemic cardiomyopathy (NICMP), an incurable disease terminating in systolic heart failure (heart failure with reduced ejection fraction [HFrEF]), causes immune activation, however anti‐inflammatory treatment strategies so far h…
View article: Compressed SENSE accelerated 3D single-breath-hold late gadolinium enhancement cardiovascular magnetic resonance with isotropic resolution: clinical evaluation
Compressed SENSE accelerated 3D single-breath-hold late gadolinium enhancement cardiovascular magnetic resonance with isotropic resolution: clinical evaluation Open
Aim The purpose of this study was to investigate the clinical application of Compressed SENSE accelerated single-breath-hold LGE with 3D isotropic resolution compared to conventional LGE imaging acquired in multiple breath-holds. Material …
View article: Dual-layer dual-energy CT-derived pulmonary perfusion for the differentiation of acute pulmonary embolism and chronic thromboembolic pulmonary hypertension
Dual-layer dual-energy CT-derived pulmonary perfusion for the differentiation of acute pulmonary embolism and chronic thromboembolic pulmonary hypertension Open
Objectives To evaluate dual-layer dual-energy computed tomography (dlDECT)–derived pulmonary perfusion maps for differentiation between acute pulmonary embolism (PE) and chronic thromboembolic pulmonary hypertension (CTEPH). Methods This r…
View article: GPT-4 for Automated Determination of Radiologic Study and Protocol Based on Radiology Request Forms: A Feasibility Study
GPT-4 for Automated Determination of Radiologic Study and Protocol Based on Radiology Request Forms: A Feasibility Study Open
Published under a CC BY 4.0 license.
View article: Structured Reporting in Cross-Sectional Imaging of the Heart: Reporting Templates for CMR Imaging of Ischemia and Myocardial Viability and for Cardiac CT Imaging of Coronary Heart Disease and TAVI Planning
Structured Reporting in Cross-Sectional Imaging of the Heart: Reporting Templates for CMR Imaging of Ischemia and Myocardial Viability and for Cardiac CT Imaging of Coronary Heart Disease and TAVI Planning Open
Background Structured reporting allows a high grade of standardization and thus a safe and unequivocal report communication. In the past years, the radiological societies have started several initiatives to base radiological reports on str…
View article: Unexpected paradoxical embolization following catheter-directed thrombectomy with the FlowTriever™ system in a patient with pulmonary embolism: a case report
Unexpected paradoxical embolization following catheter-directed thrombectomy with the FlowTriever™ system in a patient with pulmonary embolism: a case report Open
Background The optimal therapy for patients suffering from acute pulmonary embolism (PE) classified as intermediate-high risk still needs to be identified. Catheter-directed thrombectomy (CDTE) is a safe procedure to reduce thrombus burden…
View article: Signs of chronic thromboembolic pulmonary hypertension in acute pulmonary embolism: results from the FOCUS study
Signs of chronic thromboembolic pulmonary hypertension in acute pulmonary embolism: results from the FOCUS study Open
Background/Introduction Chronic thromboembolic pulmonary hypertension (CTEPH) is considered to be a late complication of acute pulmonary embolism (PE). However, up to one third of CTEPH patients do not report prior symptomatic venous throm…
View article: Transjugular intrahepatic portosystemic shunt, local thrombaspiration, and lysis for management of fulminant portomesenteric thrombosis and atraumatic splenic rupture due to vector-vaccine-induced thrombotic thrombocytopenia: a case report
Transjugular intrahepatic portosystemic shunt, local thrombaspiration, and lysis for management of fulminant portomesenteric thrombosis and atraumatic splenic rupture due to vector-vaccine-induced thrombotic thrombocytopenia: a case report Open
Introduction Recombinant adenoviral vector vaccines against severe acute respiratory syndrome coronavirus 2 have been observed to be associated with vaccine-induced immune thrombotic thrombocytopenia. Though vaccine-induced immune thrombot…
View article: Feasibility and Comparison of Resting Full-Cycle Ratio and Computed Tomography Fractional Flow Reserve in Patients with Severe Aortic Valve Stenosis
Feasibility and Comparison of Resting Full-Cycle Ratio and Computed Tomography Fractional Flow Reserve in Patients with Severe Aortic Valve Stenosis Open
Background: Computed tomography derived Fractional Flow Reserve (CT-FFR) has been shown to decrease the referral rate for invasive coronary angiography (ICA). The purpose of the study was to evaluate the diagnostic performance of CT-FFR co…
View article: Spectral Detector CT-Derived Pulmonary Perfusion Maps and Pulmonary Parenchyma Characteristics for the Semiautomated Classification of Pulmonary Hypertension
Spectral Detector CT-Derived Pulmonary Perfusion Maps and Pulmonary Parenchyma Characteristics for the Semiautomated Classification of Pulmonary Hypertension Open
Objectives To evaluate the usefulness of spectral detector CT (SDCT)-derived pulmonary perfusion maps and pulmonary parenchyma characteristics for the semiautomated classification of pulmonary hypertension (PH). Methods A total of 162 cons…
View article: Detection of patients with chronic thromboembolic pulmonary hypertension by volumetric iodine quantification in the lung—a case control study
Detection of patients with chronic thromboembolic pulmonary hypertension by volumetric iodine quantification in the lung—a case control study Open
Volumetric iodine quantification helps to identify patients with CTEPH by showing increased areas of malperfusion. The extent of malperfusion might provide a measurement for disease severity in patients with CTEPH.
View article: Spectral Detector CT-Derived Pulmonary Perfusion Maps And Pulmonary Parenchyma Characteristics For The Semiautomated Classification of Pulmonary Hypertension
Spectral Detector CT-Derived Pulmonary Perfusion Maps And Pulmonary Parenchyma Characteristics For The Semiautomated Classification of Pulmonary Hypertension Open
Objectives: To evaluate the usefulness of spectral detector CT (SDCT)-derived pulmonary perfusion maps and pulmonary parenchyma characteristics for the semiautomated classification of pulmonary hypertension (PH). Methods: A total of 162 co…
View article: Clinical use of augmented reality, mixed reality, three-dimensional-navigation and artificial intelligence in liver surgery
Clinical use of augmented reality, mixed reality, three-dimensional-navigation and artificial intelligence in liver surgery Open
Clinical use of augmented reality, mixed reality, three-dimensional-navigation and artificial intelligence in liver surgery
View article: Advanced Deep Learning Approach to Automatically Segment Malignant Tumors and Ablation Zone in the Liver With Contrast-Enhanced CT
Advanced Deep Learning Approach to Automatically Segment Malignant Tumors and Ablation Zone in the Liver With Contrast-Enhanced CT Open
Objective Liver cancer is one of the most commonly diagnosed cancer, and energy-based tumor ablation is a widely accepted treatment. Automatic and robust segmentation of liver tumors and ablation zones would facilitate the evaluation of tr…
View article: In Vitro Evaluation of Cerebrospinal Fluid Velocity Measurement Agreement, Reliability, and Reproducibility in Type I Chiari Malformation Using 2D Phase Contrast Magnetic Resonance Imaging and 4D Flow Imaging
In Vitro Evaluation of Cerebrospinal Fluid Velocity Measurement Agreement, Reliability, and Reproducibility in Type I Chiari Malformation Using 2D Phase Contrast Magnetic Resonance Imaging and 4D Flow Imaging Open
Background Phase contrast magnetic resonance imaging, PC MRI, is a valuable tool allowing for non-invasive quantification of CSF dynamics, but has lacked adoption in clinical practice for Chiari malformation diagnostics. To improve these d…
View article: Cerebrospinal fluid pulse wave velocity measurements: In vitro and in vivo evaluation of a novel multiband cine phase‐contrast MRI sequence
Cerebrospinal fluid pulse wave velocity measurements: In vitro and in vivo evaluation of a novel multiband cine phase‐contrast MRI sequence Open
Purpose Intracranial and intraspinal compliance are parameters of interest in the diagnosis and prediction of treatment outcome in patients with normal pressure hydrocephalus and other forms of communicating hydrocephalus. A noninvasive me…