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Quantification of porcine myocardial perfusion with modified dual bolus MRI – a prospective study with a PET reference

Minna Husso, Mikko J. Nissi, Antti Kuivanen, Paavo Halonen, Miikka Tarkia, Jarmo Teuho, Virva Saunavaara, Pauli Vainio, Petri Sipola, Hannu Manninen, Seppo Ylä-Herttuala, Juhani Knuuti (+1 others)
2019 BMC Medical Imaging  
The aim of this study was to compare MBF determined by a traditional dual bolus method against a modified dual bolus approach and to evaluate both methods against PET in a porcine model of myocardial ischemia  ...  The reliable quantification of myocardial blood flow (MBF) with MRI, necessitates the correction of errors in arterial input function (AIF) caused by the T1 saturation effect.  ...  In the present study, the conventional dual bolus method [13] and the modified dual bolus method described previously [14] were compared with PET in the determination of myocardial perfusion in a porcine  ... 
doi:10.1186/s12880-019-0359-8 pmid:31349798 pmcid:PMC6660956 fatcat:77ngcqmz7vattly5uzuhzxqdxq

Quantitative Assessment of Coronary Microvascular Function

Attila Feher, Albert J. Sinusas
2017 Circulation Cardiovascular Imaging  
A healthy, functional microcirculation in combination with non-obstructed epicardial coronary arteries is the prerequisite of normal myocardial perfusion.  ...  tomography (CT), magnetic resonance imaging (MRI) and myocardial contrast echocardiography (MCE) have emerged as techniques with great promise for determination of CMVD.  ...  Zhenwu Zhuang for his help with the acquisition and processing of porcine coronary CT images. Sources of Funding This review was supported by an NIH T32 training grant (HL098069, Sinusas).  ... 
doi:10.1161/circimaging.117.006427 pmid:28794138 pmcid:PMC5678979 fatcat:4z6vngnde5aqpbjzy3pk55t24a

PET-CMR in heart failure - synergistic or redundant imaging?

Michael A. Quail, Albert J. Sinusas
2017 Heart Failure Reviews  
Positron Emission Tomography-Cardiac Magnetic Resonance (PET-CMR) is an example of a new multimodality diagnostic imaging technique with potential applications in HF.  ...  The purpose of this review is to outline the current status of multimodality PET-CMR with regard to HF applications, and determine whether the clinical utility of this new technology justifies the cost  ...  Ethical approval This article does not contain any studies with human participants or animals performed by any of the authors.  ... 
doi:10.1007/s10741-017-9607-6 pmid:28317067 pmcid:PMC5487818 fatcat:moxfjmxobbhz7hb67dbl2a5bqe

Review of Journal of Cardiovascular Magnetic Resonance 2015

D. J. Pennell, A. J. Baksi, S. K. Prasad, R. H. Mohiaddin, F. Alpendurada, S. V. Babu-Narayan, J. E. Schneider, D. N. Firmin
2016 Journal of Cardiovascular Magnetic Resonance  
In accordance with Open-Access publishing, the JCMR articles go on-line as they are accepted with no collating of the articles into sections or special thematic issues.  ...  There were 116 articles published in the Journal of Cardiovascular Magnetic Resonance (JCMR) in 2015, which is a 14% increase on the 102 articles published in 2014.  ...  strategy was compared to the standard dual-bolus strategy for quantification of myocardial blood flow.  ... 
doi:10.1186/s12968-016-0305-7 pmid:27846914 pmcid:PMC5111217 fatcat:xpe47w5atvcilebmccg4ut7xgm

Cardiovascular imaging 2019 in the International Journal of Cardiovascular Imaging

Johan H. C. Reiber, Gabriel T. R. Pereira, Luis A. P. Dallan, Hiram G. Bezerra, Johan De Sutter, Arthur E. Stillman, Nico R. L. Van de Veire, Joachim Lotz
2020 The International Journal of Cardiovascular Imaging  
A total of 227 patients had their AP treated by RFCA and who were subdivided into a study group of 112 patients and 115 patients in the control group.  ...  They concluded from this study, that 3D QVA is a useful surrogate of IVUS for precise luminal morphology measurements of peripheral arteries.  ...  Advantages of PET imaging include a more reliable quantification of absolute myocardial blood flow, the routine use of computed tomography for attenuation correction, a higher spatiotemporal resultation  ... 
doi:10.1007/s10554-020-01845-1 pmid:32281010 fatcat:7kjc55whrbg2hkujjgyn2nebci

A Review of JACC Journal Articles on the Topic of Cardiac Imaging: 2011–2012

2013 Journal of the American College of Cardiology  
Background Absolute quantification of myocardial perfusion and MPR with PET have proven diagnostic and prognostic roles in patients with CAD.  ...  (VT) in a porcine model of myocardial infarction.  ... 
doi:10.1016/j.jacc.2013.08.002 fatcat:rr77fpox5vgb7jcgervp4orbja

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 comparison between restaging PET/ldCT and PET/ceCT results and standard reference both examinations were concordant with standard reference in 26/28 (92.8%)studies.  ...  Conclusion: MRI coronary sinus flow quantification for measuring myocardial blood flow revealed a higher response of MBF to CPT in women than in men.  ...  In group 4 a triphasic protocol with an initial CM bolus followed by a NaCl/CM mixture and NaCl chaser bolus was used.  ... 
doi:10.1007/s00330-010-1887-3 pmid:20680292 fatcat:c73xl4gmnjbp5hahuek6dg2pcu

ECR 2011 Book of Abstracts - B - Scientific Sessions

2011 Insights into Imaging  
Purpose: To compare the HCC nodule conspicuity during the arterial phase between contrast-enhanced 64-row multidetector CT with bolus tracking and MR imaging with bolus chase.  ...  MR imaging revealed a higher (P < 0.05) HCC conspicuity than CT (median CNR, 164±145 vs 89±45, MR vs CT) during arterial phase.  ...  Conclusion: B-345 14:36 Methods and Materials: A prospective study recruiting 50 consecutive patients (35M), mean age 55.2 years, were referred for coronary artery calcium quantification.  ... 
doi:10.1007/s13244-011-0077-4 pmid:23100071 pmcid:PMC3533624 fatcat:lytbu2vohbhhnorjqlpogl77iu

NASCI Abstracts

J.H.C. Reiber
2007 The International Journal of Cardiovascular Imaging  
issues in the quantification and analysis of myocardial perfusion data.  ...  The MRI exams were a part of a clinical protocol including a study of perfusion with a first passage at rest and during a maximal stress (adenosine).  ...  of contrast induced nephropathy. 06-A-148-NASCI Delayed enhancement MRI of myocardial damage: correlation with electroanatomic mapping Benoit Desjardins, Thomas Crawford, Frank Bogun, Fred Morady University  ... 
doi:10.1007/s10554-006-9194-4 fatcat:vlkwythevjdt5ewacz5ut5xgom

Circulation: Cardiovascular Imaging Editors' Picks: Most Important Articles in Cardiovascular Imaging Science, Part II

2013 Circulation Cardiovascular Imaging  
ischemia in patients with coronary artery disease. 1 Summary: Adenosine stress myocardial CT perfusion imaging with 128-slice dual-source CT in high-pitch mode allows for accurate detection of myocardial  ...  Conclusions: This pilot study confirms that UF-SPECT provides high-quality fast myocardial perfusion imaging and suggests that it may allow a more-accurate evaluation of both extent and severity of myocardial  ...  perfusion abnormalities due to coronary artery disease after a bolus injection of the selective A2A receptor agonist regadenoson.  ... 
doi:10.1161/circimaging.113.001335 fatcat:3fzx5xkdozdd7oglhqe56crbfe

Subject index

2000 Journal of the American College of Cardiology  
Experience From 20,643 Consecutive Transesophageal Studies 840-3 l 4348 Significant Morning Risk of Atria1 Tachyarrhythmias in Patients With a Dual-Chamber Defibrillator: A Prospective Study of 772  ...  A Cost-Effectiveness Analysis 853-5 l 55OA Significant Morning Risk of Atrial Tachyarrhythmias in Patients With a Dual-Chamber Defibrillator: A Prospective Study of 772 Episodes in 34 Patients 1052-97  ... 
doi:10.1016/s0735-1097(00)80011-x fatcat:q57ax4iepre7nocje42iw676q4

Investigation of T2-weighted and delayed enhancement magnetic resonance imaging in reperfused acute myocardial infarction in a porcine model

Seong Choi, Joon-Won Kang, Sang Choi, Eun Chun, Byung Lee, Tae-Hwan Lim
2009 Journal of Cardiovascular Magnetic Resonance  
Contrast enhanced cardiovascular magnetic resonance imaging (ceCMR) can detect and quantify myocardial fibrosis in the setting of CMI and might therefore be a valuable tool for a more accurate risk stratification  ...  Journal of Cardiovascular Magnetic Resonance 2009, 11(Suppl 1):O1 Introduction: Prophylactic implantation of a cardioverter/ defibrillator (ICD) has been shown to reduce mortality in patients with chronic  ...  Conclusion: We presented a robust, accurate and efficient method for the fully automatic delineation of the myocardium contours in LA + SA cine CMR images, which can be used for accurate LV functional  ... 
doi:10.1186/1532-429x-11-s1-p215 fatcat:lbne6hmkcfaevdwepmzeea55bq

Single photon-emission computed tomography

Thomas A. Holly, Brian G. Abbott, Mouaz Al-Mallah, Dennis A. Calnon, Mylan C. Cohen, Frank P. DiFilippo, Edward P. Ficaro, Michael R. Freeman, Robert C. Hendel, Diwakar Jain, Scott M. Leonard, Kenneth J. Nichols (+2 others)
2010 Journal of Nuclear Cardiology  
Previous reports suggested a benefit of single photon emission computed tomography with CT (SPECT/CT) over dynamic planar lymphoscintigraphy (LS) alone.  ...  With regard to the prevalence of 20-40% of occult neck metastases found in the ND specimens, the majority of patients undergo surgery of the lymphatic drainage basin without therapeutic benefit.  ...  These studies were supported by a Grant- Acknowledgment This research made use of the SMILE medical imaging laboratory at Karolinska University Hospital, Stockholm, Sweden.  ... 
doi:10.1007/s12350-010-9246-y pmid:20552312 fatcat:jrn7kubn45b3zjmtdwoln2pupa

Blood oxygen level-dependent MRI in patients with coronary artery disease and normal volunteers: a validation study against PET

Theodoros D Karamitsos, Alejandro Recio-Mayoral, Jayanth R Arnold, Lucia Leccisotti, Paul Bhamra-Ariza, Ruairidh K Howells, Nick Searle, Matthew D Robson, Ornella E Rimoldi, Paolo G Camici, Stefan Neubauer, Joseph B Selvanayagam
2009 Journal of Cardiovascular Magnetic Resonance  
Contrast enhanced cardiovascular magnetic resonance imaging (ceCMR) can detect and quantify myocardial fibrosis in the setting of CMI and might therefore be a valuable tool for a more accurate risk stratification  ...  Journal of Cardiovascular Magnetic Resonance 2009, 11(Suppl 1):O1 Introduction: Prophylactic implantation of a cardioverter/ defibrillator (ICD) has been shown to reduce mortality in patients with chronic  ...  Conclusion: We presented a robust, accurate and efficient method for the fully automatic delineation of the myocardium contours in LA + SA cine CMR images, which can be used for accurate LV functional  ... 
doi:10.1186/1532-429x-11-s1-o37 fatcat:ojhhpjhsdjctlbp4mpqgmo5tt4

Coronary MR angiography in children during systole and diastole using a dual cardiac phase scan of the whole heart

Sergio Arancibia, Israel Valverde, Philipp Beerbaum, Aaron Bell, Rene Botnar, Reza Razavi, Tobias Schaeffter, Gerald Greil
2009 Journal of Cardiovascular Magnetic Resonance  
Contrast enhanced cardiovascular magnetic resonance imaging (ceCMR) can detect and quantify myocardial fibrosis in the setting of CMI and might therefore be a valuable tool for a more accurate risk stratification  ...  Journal of Cardiovascular Magnetic Resonance 2009, 11(Suppl 1):O1 Introduction: Prophylactic implantation of a cardioverter/ defibrillator (ICD) has been shown to reduce mortality in patients with chronic  ...  Conclusion: We presented a robust, accurate and efficient method for the fully automatic delineation of the myocardium contours in LA + SA cine CMR images, which can be used for accurate LV functional  ... 
doi:10.1186/1532-429x-11-s1-p68 fatcat:4ixm6mbxevcx5ai4gnnugyagoy
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