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Imaging for Viable and Ischemic Myocardium
[chapter]
2008
Interventional Treatment of Advanced Ischemic Heart Disease
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(ii) Viability assessment: SPECT or PET imaging are indicated in patients with known CAD after myocardial infarction or by cardiac catheterization with dysfunctional myocardial segments by echocardiography ...
The size of myocardial infarction determined by the size of the defect in 82 Rb uptake on rest images equals the size of myocardial infarction as detected by FDG imaging [67, 79] . ...
doi:10.1007/978-1-84800-395-8_2
fatcat:frorxjirencczbn7ckuhumhzca
Role of thallium-201 and PET imaging in evaluation of myocardial viability and management of patients with coronary artery disease and left ventricular dysfunction
1994
Journal of Nuclear Medicine
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Thallium-201 rest-redistribution myocardial scintigraphy and PET imaging of myocardial perfusion and 18F-fluoro-deoxyglucose metabolism have been extensively evaluated for the assessment of myocardial ...
viability and for prediction of recovery of regional left ventricular dysfunction following myocardial revascularization; with positive and negative predictive accuracies of 72% and 70% for 201Tl rest-redistribution ...
PET With PET, positron-emitting radionuclides are utilized to obtain tomographic images of regional myocardial per fusion, metabolism and receptor density. ...
pmid:8151399
fatcat:gmoudxoqengpnj5sgsgl5w3niy
Myocardial viability assessment by endocardial electroanatomic mapping: comparison with metabolic imaging and functional recovery after coronary revascularization
2001
Journal of the American College of Cardiology
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OBJECTIVES The objective of this study was to compare electroanatomic mapping for the assessment of myocardial viability with nuclear metabolic imaging using positron emission computed tomography (PET) ...
METHODS Forty-six patients with prior (Ն2 weeks) myocardial infarction underwent fluorine-18 fluorodeoxyglucose (FDG) PET and Tc-99m sestamibi single-photon emission computed tomography (SPECT) before ...
Comparison of electroanatomic mapping with PET/ SPECT and RWM in infarct area. ...
doi:10.1016/s0735-1097(01)01314-6
pmid:11451302
fatcat:ckymio6lvfhdxk3pyopreyk7py
Positron Emission Tomography in Coronary Heart Disease
2022
Applied Sciences
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With advances in scanner technology, postprocessing techniques, and the development of novel positron emission tomography (PET) tracers, the applications of PET for the study of coronary heart disease ...
imaging) and viable versus scarred (viability imaging) myocardium. ...
Conflicts of Interest: The authors declare no conflict of interest. ...
doi:10.3390/app12094704
fatcat:pvsanlp5x5d57arrvx47mnh4fe
Assessment of Myocardial Viability in Patients with Heart Failure
2007
Journal of Nuclear Medicine
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Noninvasive assessment of myocardial viability may guide patient management. ...
PET, 201 Tl and 99m Tc scintigraphy, and dobutamine stress echocardiography have been extensively evaluated for assessment of viability and prediction of clinical outcome after coronary revascularization ...
PET with 13 N-ammonia and 18 F-FDG to assess myocardial viability (26). ...
doi:10.2967/jnumed.106.038851
pmid:17574986
fatcat:67ipdcrnmbggvla2zlqxzbz72u
Multimodality imaging of myocardial viability: an expert consensus document from the European Association of Cardiovascular Imaging (EACVI)
2021
European Heart Journal-Cardiovascular Imaging
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Cardiac imaging may allow identification of myocardial viability through different principles, with the purpose of prediction of therapeutic response and selection for treatment. ...
In clinical decision making, myocardial viability is defined as myocardium in acute or chronic coronary artery disease and other conditions with contractile dysfunction but maintained metabolic and electrical ...
In the same or a different session, an 18F-FDG PET scan is acquired 60-90 min after tracer injection to assess metabolic activity. 11 Comparison is then usually made between the rest perfusion and FDG ...
doi:10.1093/ehjci/jeab053
pmid:34097006
fatcat:mfmxs7yzt5etlddi4xy3uv4wb4
Diagnostic value of (18)F-FDG PET in the assessment of myocardial viability in coronary artery disease: A comparative study with (99m)Tc SPECT and echocardiography
2014
Journal of Geriatric Cardiology
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To investigate the diagnostic value of 18F-fluorodeoxyglucose positron emission tomography ((18)F-FDG PET) in the assessment of myocardial viability in patients with known coronary artery disease (CAD) ...
in the assessment of myocardial viability in patients with known CAD when compared to SPECT and echocardiography. ...
We declare that there is no conflict of interest in this study. ...
doi:10.11909/j.issn.1671-5411.2014.03.008
pmid:25278972
pmcid:PMC4178515
fatcat:xdk6mrg5frazrlx4nqq7ydrkoy
Cardiac PET/MRI—an update
2019
European Journal of Hybrid Imaging
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Early after, reports on the first use of PET/MRI in oncological patients were released. ...
In this review article, we give an overview on technical updates within these last years with potential impact on cardiac imaging and summarize those scenarios where PET/MRI plays a pivotal role in cardiovascular ...
Availability of data and materials Not applicable. ...
doi:10.1186/s41824-018-0050-2
pmid:34191143
fatcat:jmhlxmiekndmlnd4snx2e7kjfa
Clinical Utility and Future Applications of PET/CT and PET/CMR in Cardiology
2016
Diagnostics
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Aside from software approaches that fuse images after acquisition, PET/MRI systems are designed so that patients are imaged either sequentially or in parallel (Figure 1 ). ...
CMR has excellent soft tissue characterization that would complement PET molecular imaging, particularly in understanding infarct viability, ventricular remodeling, inflammatory processes and infiltrative ...
[118] looked at 28 patients with acute myocardial infarct who underwent simultaneous PET/CMR for 18 F-FDG uptake and LGE imaging after revascularization. ...
doi:10.3390/diagnostics6030032
pmid:27598207
pmcid:PMC5039566
fatcat:63crv4k2ubb5bj6vazp2evsro4
Imaging of metabolism and autonomic innervation of the heart by positron emission tomography
1992
European Journal of Nuclear Medicine
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More recently, PET has emerged in cardiology as a useful tool for the detection of coronary artery disease and the evaluation of tissue viability. ...
Clinical studies have indicated that the metabolic imaging is helpful in selecting patients for coronary artery bypass surgery or coronary angioplasty. ...
Reduced resting perfusion (left panel) with matched reduced FDG retention (right panel) in the inferolateral wall of this patient with prior inferior myocardial infarction represents non-viable myocardium ...
doi:10.1007/bf00177375
pmid:1618239
fatcat:xrduxmizzfe77kbkhri65q22vy
Chronic Ischemic Left Ventricular Dysfunction
2008
JACC Cardiovascular Imaging
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Chronic ischemic left ventricular dysfunction is present in a number of clinical syndromes in which myocardial revascularization results in an improvement of left ventricular function, patients' functional ...
Early diagnosis of and treatment of viability is essential. Coronary arteriography is of limited value in diagnosis of viability. ...
Thus, metabolic imag-ing with FDG PET may provide incremental information to thallium regarding myocardial viability, especially in patients with severely impaired LVD (63) . ...
doi:10.1016/j.jcmg.2008.05.009
pmid:19356479
pmcid:PMC2664223
fatcat:ky7xswl4ercibiwaz7teqd7ham
Nuclear cardiology, Part IV: Viability
1999
Journal of Nuclear Medicine Technology
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imaging protocols used for detecting viability with SPECT; (c) the different radiopharmaceuticals and imaging protocols used for detecting viability with PET; and (d) the imaging patterns observed after ...
reconstructing myocardial images. ...
Direct comparisons between FDG SPECT and FDG PET have shown that the assessment of myocardial viability is comparable for both techniques (72, 73) The 3 methods to optimize the glucose uptake rate in ...
pmid:10353105
fatcat:xz6s6pmes5gpjmg6um2hyzp7be
Assessment of myocardial ischaemia and viability: role of positron emission tomography
2010
European Heart Journal
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of myocardial metabolism and viability in patients with ischaemic left ventricular dysfunction. ...
principles behind PET imaging and its main clinical applications in cardiology, namely the assessment of MBF and metabolism. --- Keywords Myocardial ischaemia † PET Myocardial perfusion imaging and quantification ...
Traditional 18 FDG-PET myocardial viability assessment requires integration of rest perfusion imaging with myocardial glucose metabolism imaging. ...
doi:10.1093/eurheartj/ehq361
pmid:20965888
fatcat:mrwf4aree5a3fn7sxjgpx3q27m
Positron emission tomography myocardial perfusion and glucose metabolism imaging
2006
Journal of Nuclear Cardiology
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N-13 ammonia and Rb-82 are well-accepted myocardial perfusion agents [3] [4] [5] [6] [7] [8] [9] for rest and stress PET myocardial imaging or in combination with FDG for determination of viability. ...
Special considerations for combining SPECT perfusion with PET metabolism images. In current clinical practice, FDG PET images are often read in combination with SPECT myocardial perfusion images. ...
doi:10.1016/j.nuclcard.2006.08.009
pmid:17174789
fatcat:7c7x2tcoxraxveeirjt7rqoxnm
New SPECT and PET Radiopharmaceuticals for Imaging Cardiovascular Disease
2014
BioMed Research International
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that optimize image quality with reduced radiation exposure are fuelling a resurgence of interest at the preclinical and clinical levels to expand beyond MPI. ...
The relevant radiochemistry and preclinical and clinical development in addition to molecular imaging with emerging modalities such as cardiac MRI and PET-MR will be discussed. ...
Current SPECT and PET Tracers Used in Myocardial Metabolism and Viability 3.1. 18 F-Fluorodeoxyglucose for PET Viability Imaging. ...
doi:10.1155/2014/942960
pmid:24901002
pmcid:PMC4034657
fatcat:klvtv23jbrasniue6wclszttxi
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