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True-false lumen segmentation of aortic dissection using multi-scale wavelet analysis and generative-discriminative model matching

Noah Lee, Huseyin Tek, Andrew F. Laine, Maryellen L. Giger, Nico Karssemeijer
2008 Medical Imaging 2008: Computer-Aided Diagnosis  
We report empirical results for true-false lumen discrimination of aortic dissection segmentation showing superior behavior of the hybrid generative-discriminative approach over their non hybrid generative  ...  We apply our approach on CT medical datasets to perform true-false lumen segmentation of aortic dissection.  ...  ACKNOWLEDGEMENTS This work was supported by the Imaging and Visualization Department at Siemens Corporate Research.  ... 
doi:10.1117/12.770610 dblp:conf/micad/LeeTL08 fatcat:klpyzlpkgjehlbopupeh7bcgg4

Track I

2014 Biomedical Engineering  
We show that a properly designed and trained ESN is able to discriminate early and late granulopoietic cells in histopathological images of the human bone marrow with overall mean accuracy (±SD) of 0.846  ...  The quantification of cell maturity at microscopic level is a tedious and error-prone task and heavily relies on the experience of the pathologists.  ...  This work has been supported Acknowledgement We thank the Ministry of Work, Social Integration and Welfare in collaboration with the Ministry of Economic Affairs, Energy and Industry and the Ministry  ... 
doi:10.1515/bmt-2014-5008 pmid:25385893 fatcat:4o7vqkhdmfgk5fjzqpeh74x5te

CARS 2021: Computer Assisted Radiology and Surgery Proceedings of the 35th International Congress and Exhibition Munich, Germany, June 21–25, 2021

2021 International Journal of Computer Assisted Radiology and Surgery  
The discriminator D attempts to differentiate the ''estimated pair'' of an input CT image and a generated survival-time image, from the ''observed pair'' of an input CT image and the observed true survival-time  ...  For the supervised-training dataset, we used 200 paired VOIs from precisely matching lumen locations of the CTC scans of the colon phantom acquired without and with 20 mg/ml and 60 mg/ ml contrast concentrations  ... 
doi:10.1007/s11548-021-02375-4 pmid:34085172 fatcat:6d564hsv2fbybkhw4wvc7uuxcy

Abstracts: Suppl. 1 to Vol. 8 (April 2009)

2009 Interactive Cardiovascular and Thoracic Surgery  
Results: The graft to the LAD was implanted in 17 patients, all of them had a good distal segments in CT, without significant stenosis.  ...  Objective: The aim of this study is to validate the usefulness of coronary computed tomography (CT) in assessing patency of occluded LAD.  ...  Brachiocephalic trunk was implanted into the true aortic lumen in two cases with rupture of brachiocephalic trunk.  ... 
doi:10.1510/icvts.2009.0000s1 fatcat:xpp2b2fgfbbnflsmqufy2a4doy

B - Scientific Sessions

2010 Insights into Imaging  
Conclusion: Perfusion imaging of the whole pancreas allows for discrimination between changes in pancreatic oedema and necrosis in early phase of severe acute pancreatitis.  ...  Purpose: To evaluate perfusion differences between oedemic and necrotic pancreatic tissue in patients with initial stage of acute pancreatitis using 320-slice dynamic volume CT.  ...  Methods and Materials: The vessel lumen is first segmented in each frame of a CTA sequence using level set methods.  ... 
doi:10.1007/s13244-010-0011-1 pmid:23099631 pmcid:PMC3534347 fatcat:yfnq3lgteja2lfjl66ivdfnoum

Subject index

2000 Journal of the American College of Cardiology  
Model for Mortality Prediction in Patients With Type A Acute Aortic Dissection: A Study From the International Registry of Acute Aortic Dissection (IRAD) 1091-9.2758 Acute Aortic Dissection in Women  ...  in Acute Aortic Dissection 1091.12*276A Epidemiology and Outcome of Aortic Intramural Hem&ma: A M&a-Analysis of 123 Cases Reported in the Literature 1091-11.2768 High Resolution Magnetic Resonance  ... 
doi:10.1016/s0735-1097(00)80011-x fatcat:q57ax4iepre7nocje42iw676q4

Athletic injuries of the extensor carpi ulnaris subsheath: MRI findings and utility of gadolinium-enhanced fat-saturated T1-weighted sequences with wrist pronation and supination

Jeremy Jeantroux, Fabio Becce, Henri Guerini, Bernard Montalvan, Dominique Le Viet, Jean-Luc Drapé
2010 European Radiology  
In 2 patients with type A aortic dissection, right coronary artery came from false lumen.  ...  5-25 mm), including true positive and false positive lesions.  ...  The percentage of assessable segments was 88% at the proximal level (i.e., 4 segments), 75% at the proximal and mid-segment level (i.e., 7 segments), 61% and 48% when considering 10 and 15 segments, respectively  ... 
doi:10.1007/s00330-010-1887-3 pmid:20680292 fatcat:c73xl4gmnjbp5hahuek6dg2pcu

POSTERS: On display in the Exhibition Hall (Hall 4) throughout the meeting

1996 Heart  
Animal models have shown that oxygen-derived free radicals (FR) PC hastens ischaemic contracture and this may be mediated by are important mediators of reperfusion injury to ischaemic but viable changes  ...  may play a part in the of proliferation and apoptosis.  ...  Segments of arteries were matched using the position of bifurcations. A total of 1144 segments of artery (2.28m in length) were matched and measurements of cross sectional area of atheroma made.  ... 
pmid:18610455 pmcid:PMC484364 fatcat:gmld7uzvzjhhzd3d55fyd6yifq

POSTERS: On display in the Exhibition Hall (Hall 4) throughout the meeting

1996 Heart  
Animal models have shown that oxygen-derived free radicals (FR) PC hastens ischaemic contracture and this may be mediated by are important mediators of reperfusion injury to ischaemic but viable changes  ...  artery by primary percutaneous Choline was used as an ECS marker and atropine was included to transluminal coronary angioplasty (PTCA).  ...  Segments of arteries were matched using the position of bifurcations. A total of 1144 segments of artery (2.28m in length) were matched and measurements of cross sectional area of atheroma made.  ... 
doi:10.1136/hrt.75.5_suppl_1.p6 fatcat:ety6u7jh3ndcjghmsxjegrtmwi

Subject index

2004 Journal of the American College of Cardiology  
, 198·505A Preoperative Hemodynamic Status as a Predictor of Surgical Mortality in Acute Type A Aortic Dissection Patients: Insights From the International Registry of Acute Aortic Dissection (IRAD) 1046  ...  An Analysis From a Large Regional Registry of Contemporary Percutaneous Interventions 1172-68·420A Effect of Contrast Enhancement on Measurement of Carotid Arterial Lumen and Wall Volume Using Magnetic  ...  Phonocardiography Multimedia Bedside Cardiac Examination: Controlled Intervention Study 853-2·423A Phosphodiesterase inhibitors Effect of Tadalafil  ... 
doi:10.1016/s0735-1097(04)92272-3 fatcat:yeft6sjayzc77liq3k7kog3sva

Vascular Disease, Hypertension and Prevention

2006 Journal of the American College of Cardiology  
The model was used as the basis for a dose initialization and adjustment algorithm.  ...  Atomic time of flight mass spectrometry analysis of inhaled CAPs identified low levels of carbon and a primary constituent of sodium chloride.  ...  1023-160 Prevalence and Platelet Function Profiles of Clopidogrel Hypo-responders Identified Following Drug Withdrawal  ... 
doi:10.1016/j.jacc.2006.01.018 fatcat:wh4gbixjqrh5nag7t5aubveihy

ECR 2011 Book of Abstracts - B - Scientific Sessions

2011 Insights into Imaging  
using Wilcoxon test.  ...  CT started 18 seconds after 140 HU threshold was reached in the abdominal aorta after intravenous contrast injection (370-400 mg I/mL, 4 mL/sec at 2 mL/kg followed by 50 mL of saline flush).  ...  In 2 patients with type A aortic dissection, right coronary artery came from false lumen.  ... 
doi:10.1007/s13244-011-0077-4 pmid:23100071 pmcid:PMC3533624 fatcat:lytbu2vohbhhnorjqlpogl77iu

Novel, high-amplitude blood-flow oscillations in vasodilating human skin

Cassandra D. Haley, Annerieke Zeyl, Nigel A.S. Taylor, Arthur B. Jenkins
2004 Journal of Thermal Biology  
Additionally, thanks to Avraham Schitzer, for his guidance with experimental analysis.  ...  This phenomenon encompasses high-amplitude oscillations in Q S k which were detected using laser-Doppler flowmetry in human and rat Q S k, which have a characteristic frequency of -0.4 H z , spanning -  ...  In brief, these methods include the use of Fourier analysis and wavelet analysis.  ... 
doi:10.1016/j.jtherbio.2004.08.045 fatcat:vhznqy7nqncl5eyhkhyusyqtwe

Index of Topics

2005 European Heart Journal  
vessel lumen.  ...  The measurement was performed approximately 1 cm before carotid bulb, and the mean value of 3 measurements was used.  ...  In univariate analysis, age and height were related to aortic diameter, but not sex or familial history of aortic dissection.  ... 
doi:10.1093/eurheartj/26.suppl_1.811 fatcat:5h72ydpu4rezvmxxgswfpiexfi

Scientific paper sessions

2008 Neuroradiology  
We will detail the interest of each sequence and will propose our optimal examination to answer the questions of oncologic quality of surgery and local hemorrhagic complications.  ...  Detection of this enhancement needs subtracted images between with and without contrast media sequences because of the spontaneous high signal depicted on T1WI due to the association of blood and hemostatic  ...  was never possible to re-enter the true lumen at the level of the carotid siphon.  ... 
doi:10.1007/s00234-008-0440-4 fatcat:gtydgtcuzjcu5csnxlmcjep35a
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