Now showing 1 - 10 of 11
  • 2014Journal Article
    [["dc.bibliographiccitation.firstpage","1066"],["dc.bibliographiccitation.issue","10"],["dc.bibliographiccitation.journal","Clinical Radiology"],["dc.bibliographiccitation.lastpage","1071"],["dc.bibliographiccitation.volume","69"],["dc.contributor.author","Fasshauer, Martin"],["dc.contributor.author","Joseph, Arun A."],["dc.contributor.author","Kowallick, Johannes Tammo"],["dc.contributor.author","Unterberg-Buchwald, Christine"],["dc.contributor.author","Merboldt, Klaus-Dietmar"],["dc.contributor.author","Voit, Dirk"],["dc.contributor.author","Steinmetz, M."],["dc.contributor.author","Staab, Wieland"],["dc.contributor.author","Schaetz, S."],["dc.contributor.author","Zhang, S."],["dc.contributor.author","Frahm, Jens"],["dc.contributor.author","Lotz, Joachim"],["dc.contributor.author","Sohns, J. M."],["dc.date.accessioned","2018-11-07T09:34:30Z"],["dc.date.available","2018-11-07T09:34:30Z"],["dc.date.issued","2014"],["dc.description.abstract","AIM: To evaluate the potential of real-time phase-contrast flow magnetic resonance imaging (MRI) at 40 ms resolution for the simultaneous determination of blood flow in the ascending aorta (AA) and superior vena cava (SVC) in response to reduced intrathoracic pressure (Mueller manoeuvre). MATERIALS AND METHODS: Through-plane flow was assessed in 20 healthy young subjects using real-time phase-contrast MRI based on highly undersampled radial fast low-angle shot (FLASH) with image reconstruction by regularized non-linear inversion. Haemodynamic alterations (three repetitions per subject = 60 events) were evaluated during normal breathing (10 s), inhalation with nearly closed epiglottis (10 s), and recovery (20 s). RESULTS: Relative to normal breathing and despite interindividual differences, reduced intrathoracic pressure by at least 30 mmHg significantly decreased the initial peak mean velocity (averaged across the lumen) in the AA by -24 +/- 9% and increased the velocity in the SVC by +28 +/- 25% (p < 0.0001, n = 23 successful events). Respective changes in flow volume per heartbeat were -25 +/- 9% in the AA and +49 +/- 44% in the SVC (p < 0.0001, n = 23). Flow parameters returned to baseline during sustained pressure reduction, while the heart rate was elevated by 10% (p < 0.0001) after the start (n = 24) and end (n = 17) of the manoeuvre. CONCLUSIONS: Real-time flow MRI during low intrathoracic pressure non-invasively revealed quantitative haemodynamic adjustments in both the AA and SVC. (C) 2014 The Royal College of Radiologists. Published by Elsevier Ltd. All rights reserved."],["dc.description.sponsorship","DFG [LO 1773/1]"],["dc.identifier.doi","10.1016/j.crad.2014.06.004"],["dc.identifier.isi","000342881800013"],["dc.identifier.pmid","25060931"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/32184"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","W B Saunders Co Ltd"],["dc.relation.issn","1365-229X"],["dc.relation.issn","0009-9260"],["dc.title","Real-time phase-contrast flow MRI of haemodynamic changes in the ascending aorta and superior vena cava during Mueller manoeuvre"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2017Journal Article
    [["dc.bibliographiccitation.firstpage","1149"],["dc.bibliographiccitation.issue","3"],["dc.bibliographiccitation.journal","European Radiology"],["dc.bibliographiccitation.lastpage","1156"],["dc.bibliographiccitation.volume","28"],["dc.contributor.author","Fasshauer, Martin"],["dc.contributor.author","Krüwel, Thomas"],["dc.contributor.author","Zapf, Antonia"],["dc.contributor.author","Stahnke, Vera C."],["dc.contributor.author","Rave-Fränk, Margret"],["dc.contributor.author","Staab, Wieland"],["dc.contributor.author","Sohns, Jan M."],["dc.contributor.author","Steinmetz, Michael"],["dc.contributor.author","Unterberg-Buchwald, Christina"],["dc.contributor.author","Schuster, Andreas"],["dc.contributor.author","Ritter, Christian"],["dc.contributor.author","Lotz, Joachim"],["dc.date.accessioned","2020-12-10T14:10:11Z"],["dc.date.available","2020-12-10T14:10:11Z"],["dc.date.issued","2017"],["dc.identifier.doi","10.1007/s00330-017-5056-9"],["dc.identifier.eissn","1432-1084"],["dc.identifier.issn","0938-7994"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/70672"],["dc.language.iso","en"],["dc.notes.intern","DOI Import GROB-354"],["dc.title","Absence of DNA double-strand breaks in human peripheral blood mononuclear cells after 3 Tesla magnetic resonance imaging assessed by γH2AX flow cytometry"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dspace.entity.type","Publication"]]
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  • 2013Conference Abstract
    [["dc.bibliographiccitation.issue","22"],["dc.bibliographiccitation.journal","Circulation"],["dc.bibliographiccitation.volume","128"],["dc.contributor.author","Sohns, Jan Martin"],["dc.contributor.author","Schulte, Christina"],["dc.contributor.author","Zapf, Antonia"],["dc.contributor.author","Unterberg-Buchwald, Christina"],["dc.contributor.author","Staab, Wieland"],["dc.contributor.author","Kowallick, Johannes"],["dc.contributor.author","Preuss, Christoph"],["dc.contributor.author","Fasshauer, Martin"],["dc.contributor.author","Thuy-Trang Nguyen, Thuy-Trang Nguyen"],["dc.contributor.author","Paul, Thomas"],["dc.contributor.author","Lotz, Joachim"],["dc.contributor.author","Steinmetz, Michael"],["dc.date.accessioned","2018-11-07T09:17:27Z"],["dc.date.available","2018-11-07T09:17:27Z"],["dc.date.issued","2013"],["dc.identifier.isi","000332162907028"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/28173"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Lippincott Williams & Wilkins"],["dc.publisher.place","Philadelphia"],["dc.relation.conference","Scientific Sessions and Resuscitation Science Symposium of the American-Heart-Association"],["dc.relation.eventlocation","Dallas, TX"],["dc.relation.issn","1524-4539"],["dc.relation.issn","0009-7322"],["dc.title","Right Atrial Volume in Tetralogy of Fallot Correlates With the Incidence of Supra-Ventricular Arrhythmia: A MRI Study"],["dc.type","conference_abstract"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2014Journal Article
    [["dc.bibliographiccitation.firstpage","601"],["dc.bibliographiccitation.issue","4"],["dc.bibliographiccitation.journal","Circulation Cardiovascular Imaging"],["dc.bibliographiccitation.lastpage","609"],["dc.bibliographiccitation.volume","7"],["dc.contributor.author","Hoesch, Olga"],["dc.contributor.author","Sohns, Jan Martin"],["dc.contributor.author","Thuy-Trang Nguyen, Thuy-Trang Nguyen"],["dc.contributor.author","Lauerer, Peter"],["dc.contributor.author","Rosenberg, Christina"],["dc.contributor.author","Kowallick, Johannes Tammo"],["dc.contributor.author","Kutty, Shelby"],["dc.contributor.author","Unterberg, Christina"],["dc.contributor.author","Schuster, Andreas"],["dc.contributor.author","Fasshauer, Martin"],["dc.contributor.author","Staab, Wieland"],["dc.contributor.author","Paul, Thomas"],["dc.contributor.author","Lotz, Joachim"],["dc.contributor.author","Steinmetz, Michael"],["dc.date.accessioned","2018-11-07T09:38:08Z"],["dc.date.available","2018-11-07T09:38:08Z"],["dc.date.issued","2014"],["dc.description.abstract","Background-The classification of clinical severity of Ebstein anomaly still remains a challenge. The aim of this study was to focus on the interaction of the pathologically altered right heart with the anatomically-supposedly-normal left heart and to derive from cardiac magnetic resonance (CMR) a simple imaging measure for the clinical severity of Ebstein anomaly. Methods and Results-Twenty-five patients at a mean age of 26 +/- 14 years with unrepaired Ebstein anomaly were examined in a prospective study. Disease severity was classified using CMR volumes and functional measurements in comparison with heart failure markers from clinical data, ECG, laboratory and cardiopulmonary exercise testing, and echocardiography. All examinations were completed within 24 hours. A total right/left-volume index was defined from end-diastolic volume measurements in CMR: total right/left-volume index=(RA+aRV+fRV)/(LA+LV). Mean total right/left-volume index was 2.6 +/- 1.7 (normal values: 1.1 +/- 0.1). This new total right/left-volume index correlated with almost all clinically used biomarkers of heart failure: brain natriuretic peptide (r=0.691; P=0.0003), QRS (r=0.432; P=0.039), peak oxygen consumption/kg (r=-0.479; P=0.024), ventilatory response to carbon dioxide production at anaerobic threshold (r=0.426; P=0.048), the severity of tricuspid regurgitation (r=0.692; P=0.009), tricuspid valve offset (r=0.583; P=0.004), and tricuspid annular plane systolic excursion (r=0.554; P=0.006). Previously described severity indices ([RA+aRV]/[fRV+LA+LV]) and fRV/LV end-diastolic volume corresponded only to some parameters. Conclusions-In patients with Ebstein anomaly, the easily acquired index of right-sided to left-sided heart volumes from CMR correlated well with established heart failure markers. Our data suggest that the total right/left-volume index should be used as a new and simplified CMR measure, allowing more accurate assessment of disease severity than previously described scoring systems."],["dc.identifier.doi","10.1161/CIRCIMAGING.113.001467"],["dc.identifier.isi","000339172100006"],["dc.identifier.pmid","24807407"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/33001"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Lippincott Williams & Wilkins"],["dc.relation.issn","1942-0080"],["dc.relation.issn","1941-9651"],["dc.title","The Total Right/Left-Volume Index: A New and Simplified Cardiac Magnetic Resonance Measure to Evaluate the Severity of Ebstein Anomaly of the Tricuspid Valve A Comparison With Heart Failure Markers From Various Modalities"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2015Journal Article
    [["dc.bibliographiccitation.firstpage","1239"],["dc.bibliographiccitation.issue","6"],["dc.bibliographiccitation.journal","Pediatric Cardiology"],["dc.bibliographiccitation.lastpage","1247"],["dc.bibliographiccitation.volume","36"],["dc.contributor.author","Sohns, Jan Martin"],["dc.contributor.author","Rosenberg, Christina"],["dc.contributor.author","Zapf, Antonia"],["dc.contributor.author","Unterberg-Buchwald, Christina"],["dc.contributor.author","Staab, Wieland"],["dc.contributor.author","Schuster, Andreas"],["dc.contributor.author","Kowallick, Johannes Tammo"],["dc.contributor.author","Hoesch, Olga"],["dc.contributor.author","Thuy-Trang Nguyen, Thuy-Trang Nguyen"],["dc.contributor.author","Fasshauer, Martin"],["dc.contributor.author","Paul, Thomas"],["dc.contributor.author","Lotz, Joachim"],["dc.contributor.author","Steinmetz, Michael"],["dc.date.accessioned","2018-11-07T09:54:12Z"],["dc.date.available","2018-11-07T09:54:12Z"],["dc.date.issued","2015"],["dc.description.abstract","The aim of this study was to evaluate right atrial (RA) volume in corrected Tetralogy of Fallot (cTOF) and assess its correlation with the occurrence of supraventricular (SV) arrhythmia. Cardiac magnetic resonance imaging (CMR) and 24-h Holter were performed in n = 67 consecutive cTOF patients (age 30 +/- A 11.3 years). The CMR protocol included standard HASTE, SSFP cine, and blood flow measurements. Correlations between arrhythmia in ECG, heart volume, and functional parameters were investigated by negative binominal regression. Patients' characteristics (mean +/- A SD) included mean RA volume of 49 +/- A 19 ml/m(2) (HASTE sequence), mean right ventricular (RV) end-diastolic volume of 98 +/- A 27 ml/m(2), mean pulmonary valve regurgitation fraction (PR) of 21 +/- A 19 %, BMI of 25 kg/m(2), and heart rate of 75/min. Twenty-eight out of 67 patients experienced SV arrhythmia including SV couplets or bigeminus or longer non-sustained SV tachycardia (SVT) episodes. RA volume index was identified as an independent risk factor for different degrees of SV arrhythmia (SV couplets/bigeminus p < 0.001, SVT p < 0.001). Further risk factors for SV arrhythmia were male gender (p = 0.023) and decreased left ventricular (LV) ejection fraction (EF) (LV EF p < 0.001). RA volume is increased in adult patients with cTOF with larger RA volumes relating to higher incidence of SV arrhythmia. SV arrhythmia also appeared more often in male patients and those with decreased LV EF. Risk stratification according to these parameters could help to optimize early prevention and adjusted individual therapy to improve patient outcome and quality of life."],["dc.description.sponsorship","DFG [LO 1773/1-1]"],["dc.identifier.doi","10.1007/s00246-015-1152-2"],["dc.identifier.isi","000357683800019"],["dc.identifier.pmid","25862665"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/36485"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Springer"],["dc.relation.issn","1432-1971"],["dc.relation.issn","0172-0643"],["dc.title","Right Atrial Volume is Increased in Corrected Tetralogy of Fallot and Correlates with the Incidence of Supraventricular Arrhythmia: A CMR Study"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2015Conference Abstract
    [["dc.bibliographiccitation.issue","4"],["dc.bibliographiccitation.journal","Medizinische Klinik - Intensivmedizin und Notfallmedizin"],["dc.bibliographiccitation.volume","110"],["dc.contributor.author","Hellenkamp, Kristian"],["dc.contributor.author","Onimischewski, S."],["dc.contributor.author","Kruppa, Jochen"],["dc.contributor.author","Fasshauer, Martin"],["dc.contributor.author","Huenlich, Mark"],["dc.contributor.author","Wachter, R. Rolf"],["dc.date.accessioned","2018-11-07T09:57:43Z"],["dc.date.available","2018-11-07T09:57:43Z"],["dc.date.issued","2015"],["dc.format.extent","305"],["dc.identifier.isi","000354731800042"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/37225"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Springer"],["dc.publisher.place","New york"],["dc.relation.issn","2193-6218"],["dc.title","Influence of Duration till Beginning of an antibiotic Therapy on Outcome in Patients,who were treated with neuroprotective therapeutic Hypothermia after primary survival of Cardiovascular Arrest outside hospital"],["dc.type","conference_abstract"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2015Journal Article Research Paper
    [["dc.bibliographiccitation.firstpage","989"],["dc.bibliographiccitation.issue","9"],["dc.bibliographiccitation.journal","Clinical Radiology"],["dc.bibliographiccitation.lastpage","998"],["dc.bibliographiccitation.volume","70"],["dc.contributor.author","Schuster, Andreas"],["dc.contributor.author","Stahnke, V. -C."],["dc.contributor.author","Unterberg-Buchwald, Christina"],["dc.contributor.author","Kowallick, Johannes Tammo"],["dc.contributor.author","Lamata, Pablo"],["dc.contributor.author","Steinmetz, Michael"],["dc.contributor.author","Kutty, Shelby"],["dc.contributor.author","Faßhauer, M."],["dc.contributor.author","Staab, Wieland"],["dc.contributor.author","Sohns, Jan Martin"],["dc.contributor.author","Bigalke, Boris"],["dc.contributor.author","Ritter, Caroline"],["dc.contributor.author","Hasenfuß, Gerd"],["dc.contributor.author","Beerbaum, P."],["dc.contributor.author","Lotz, Joachim"],["dc.date.accessioned","2017-09-07T11:43:34Z"],["dc.date.available","2017-09-07T11:43:34Z"],["dc.date.issued","2015"],["dc.description.abstract","AIM: To assess intervendor agreement of cardiovascular magnetic resonance feature tracking (CMR-FT) and to study the impact of repeated measures on reproducibility. MATERIALS AND METHODS: Ten healthy volunteers underwent cine imaging in short-axis orientation at rest and with dobutamine stimulation (10 and 20 mu g/kg/min). All images were analysed three times using two types of software (TomTec, Unterschleissheim, Germany and Circle, cvi(42), Calgary, Canada) to assess global left ventricular circumferential (Ecc) and radial (Err) strains and torsion. Differences in intra-and interobserver variability within and between software types were assessed based on single and averaged measurements (two and three repetitions with subsequent averaging of results, respectively) as determined by Bland-Altman analysis, intraclass correlation coefficients (ICC), and coefficient of variation (CoV). RESULTS: Myocardial strains and torsion significantly increased on dobutamine stimulation with both types of software (p<0.05). Resting Ecc and torsion as well as Ecc values during dobutamine stimulation were lower measured with Circle (p<0.05). Intra-and interobserver variability between software types was lowest for Ecc (ICC 0.81 [0.63-0.91], 0.87 [0.72-0.94] and CoV 12.47% and 14.3%, respectively) irrespective of the number of analysis repetitions. Err and torsion showed higher variability that markedly improved for torsion with repeated analyses and to a lesser extent for Err. On an intravendor level TomTec showed better reproducibility for Ecc and torsion and Circle for Err. CONCLUSIONS: CMR-FT strain and torsion measurements are subject to considerable intervendor variability, which can be reduced using three analysis repetitions. For both vendors, Ecc qualifies as the most robust parameter with the best agreement, albeit lower Ecc values obtained using Circle, and warrants further investigation of incremental clinical merit. (C) 2015 The Royal College of Radiologists. Published by Elsevier Ltd. All rights reserved."],["dc.identifier.doi","10.1016/j.crad.2015.05.006"],["dc.identifier.gro","3141835"],["dc.identifier.isi","000361899600012"],["dc.identifier.pmid","26139384"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/1601"],["dc.notes.intern","WoS Import 2017-03-10"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","PUB_WoS_Import"],["dc.relation.eissn","1365-229X"],["dc.relation.issn","0009-9260"],["dc.title","Cardiovascular magnetic resonance feature-tracking assessment of myocardial mechanics: Intervendor agreement and considerations regarding reproducibility"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.subtype","original"],["dspace.entity.type","Publication"]]
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  • 2014Journal Article
    [["dc.bibliographiccitation.artnumber","20140401"],["dc.bibliographiccitation.issue","1042"],["dc.bibliographiccitation.journal","British Journal of Radiology"],["dc.bibliographiccitation.volume","87"],["dc.contributor.author","Kowallick, Johannes Tammo"],["dc.contributor.author","Joseph, Arun A."],["dc.contributor.author","Unterberg-Buchwald, Christine"],["dc.contributor.author","Fasshauer, Martin"],["dc.contributor.author","van Wijk, K."],["dc.contributor.author","Merboldt, Klaus-Dietmar"],["dc.contributor.author","Voit, Dirk"],["dc.contributor.author","Frahm, Jens"],["dc.contributor.author","Lotz, Joachim"],["dc.contributor.author","Sohns, J. M."],["dc.date.accessioned","2018-11-07T09:34:40Z"],["dc.date.available","2018-11-07T09:34:40Z"],["dc.date.issued","2014"],["dc.description.abstract","Objective: Real-time phase-contrast flow MRI at high spatiotemporal resolution was applied to simultaneously evaluate haemodynamic functions in the ascending aorta (AA) and superior vena cava (SVC) during elevated intrathoracic pressure (Valsalva manoeuvre). Methods: Real-time phase-contrast flow MRI at 3 T was based on highly undersampled radial gradient-echo acquisitions and phase-sensitive image reconstructions by regularized non-linear inversion. Dynamic alterations of flow parameters were obtained for 19 subjects at 40-ms temporal resolution, 1.33-mm in-plane resolution and 6-mm section thickness. Real-time measurements were performed during normal breathing (10 s), increased intrathoracic pressure (10 s) and recovery (20 s). Results: Real-time measurements were technically successful in all volunteers. During the Valsalva manoeuvre (late strain) and relative to values during normal breathing, the mean peak flow velocity and flow volume decreased significantly in both vessels (p < 0.001) followed by a return to normal parameters within the first 10 s of recovery in the AA. By contrast, flow in the SVC presented with a brief (1-2 heartbeats) but strong overshoot of both the peak velocity and blood volume immediately after pressure release followed by rapid normalization. Conclusion: Real-time phase-contrast flow MRI may assess cardiac haemodynamics non-invasively, in multiple vessels, across the entire luminal area and at high temporal and spatial resolution. Advances in knowledge: Future clinical applications of this technique promise new insights into haemodynamic alterations associated with pre-clinical congestive heart failure or diastolic dysfunction, especially in cases where echocardiography is technically compromised."],["dc.description.sponsorship","DFG [LO 1773/1-1]"],["dc.identifier.doi","10.1259/bjr.20140401"],["dc.identifier.isi","000342620300018"],["dc.identifier.pmid","25074791"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/32222"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","British Inst Radiology"],["dc.relation.issn","1748-880X"],["dc.relation.issn","0007-1285"],["dc.title","Real-time phase-contrast flow MRI of the ascending aorta and superior vena cava as a function of intrathoracic pressure (Valsalva manoeuvre)"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2016Conference Abstract
    [["dc.bibliographiccitation.journal","Der Internist"],["dc.bibliographiccitation.volume","57"],["dc.contributor.author","Stahnke, Vera"],["dc.contributor.author","Lotz, Joachim"],["dc.contributor.author","Steinmetz, M."],["dc.contributor.author","Schuster, A."],["dc.contributor.author","Fasshauer, Martin"],["dc.contributor.author","Sohns, Jan Martin"],["dc.contributor.author","Staab, Wieland"],["dc.contributor.author","Unterberg-Buchwald, Christine"],["dc.date.accessioned","2018-11-07T10:15:55Z"],["dc.date.available","2018-11-07T10:15:55Z"],["dc.date.issued","2016"],["dc.format.extent","S66"],["dc.identifier.isi","000375417500132"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/40919"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Springer"],["dc.publisher.place","New york"],["dc.relation.issn","1432-1289"],["dc.relation.issn","0020-9554"],["dc.title","Cardiac Magnetic Resonance Tomography as a primary Diagnosis of AV-Blocks"],["dc.type","conference_abstract"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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  • 2014Journal Article
    [["dc.bibliographiccitation.firstpage","860"],["dc.bibliographiccitation.issue","9"],["dc.bibliographiccitation.journal","ROFO-FORTSCHRITTE AUF DEM GEBIET DER RONTGENSTRAHLEN UND DER BILDGEBENDEN VERFAHREN"],["dc.bibliographiccitation.lastpage","867"],["dc.bibliographiccitation.volume","186"],["dc.contributor.author","Sohns, J. M."],["dc.contributor.author","Menke, Jan"],["dc.contributor.author","Staab, Wieland"],["dc.contributor.author","Spiro, Judith Eva"],["dc.contributor.author","Fasshauer, Martin"],["dc.contributor.author","Kowallick, Johannes Tammo"],["dc.contributor.author","Bergau, Leonard"],["dc.contributor.author","Zwaka, Paul Anton"],["dc.contributor.author","Unterberg-Buchwald, Christine"],["dc.contributor.author","Lotz, Joachim"],["dc.contributor.author","Schwarz, A."],["dc.date.accessioned","2018-11-07T09:36:02Z"],["dc.date.available","2018-11-07T09:36:02Z"],["dc.date.issued","2014"],["dc.description.abstract","Purpose: The aim of this study was to assess the incidence of cardiac and significant extra-cardiac findings in clinical computed tomography of the heart in patients with atrial fibrillation before pulmonary vein isolation (PVI). Materials and Methods: 224 patients (64 +/- 10 years; male 63 %) with atrial fibrillation were examined by cardiac 64-slice multidetector CT before PVI. Extra-cardiac findings were classified as \"significant\" if they were recommended to additional diagnostics or therapy, and otherwise as \"non-significant\". Additionally, cardiac findings were documented in detail. Results: A total of 724 cardiac findings were identified in 203 patients (91 % of patients). Additionally, a total of 619 extra-cardiac findings were identified in 179 patients (80 % of patients). Among these extra-cardiac findings 196 (32 %) were \"significant\", and 423 (68 %) were \"non-significant\". In 2 patients (1 %) a previously unknown malignancy was detected (esophageal cancer and lung cancer, local stage, no metastasis). 203 additional imaging diagnostics followed to clarify the \"significant\" findings (124 additional CT, costs 38 314.69 US dollars). Overall, there were 3.2 cardiac and 2.8 extra-cardiac findings per patient. Extra-cardiac findings appear significantly more frequently in patients over 60 years old, in smokers and in patients with a history of cardiac findings (p < 0.05). Conclusion: Cardiac CT scans before PVI should be screened for extracardiac incidental findings that could have important clinical implications for each patient. Key points: Cardiac and extra-cardiac findings are common in patients with an indication for pulmonary vein isolation on previous CT scans. Malignancies can be detected in 1 % of all patients. 32 % of all extra-cardiac findings can be of significant relevance with consequences for patients. Altogether, there are 3.2 cardiac and 2.8 extra-cardiac findings in patients with indication for pulmonary vein isolation and CT. Extra-cardiac findings appear significantly more frequently in patients over 60 years old, in smokers and in patients with a history of cardiac findings (p < 0.05). Citation Format:. Sohns JM, Menke J, Staab W et al. Current Role of Cardiac and Extra-Cardiac Pathologies in Clinically Indicated Cardiac Computed Tomographywith Emphasis on Status Before Pulmonary Vein Isolation."],["dc.identifier.doi","10.1055/s-0034-1366107"],["dc.identifier.isi","000340832100003"],["dc.identifier.pmid","24648234"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/32523"],["dc.notes.status","zu prüfen"],["dc.notes.submitter","Najko"],["dc.publisher","Georg Thieme Verlag Kg"],["dc.relation.issn","1438-9010"],["dc.relation.issn","1438-9029"],["dc.title","Current Role of Cardiac and Extra-Cardiac Pathologies in Clinically Indicated Cardiac Computed Tomography with Emphasis on Status Before Pulmonary Vein Isolation"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.peerReviewed","yes"],["dc.type.status","published"],["dspace.entity.type","Publication"]]
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