• Stress's link to coronary calcium doesn't differ between men and women, researchers reported in the American Journal of Cardiology . (medpagetoday.com)
  • In 1958 the American Journal of Cardiology made its debut under the leadership of Editor Simon Dack, MD, MACC . (acc.org)
  • The American Journal of Cardiology, 205, 87-93. (ottawaheart.ca)
  • Stress Myocardial Perfusion SPECT in Women: Is It the Cornerstone of the Noninvasive Evaluation? (snmjournals.org)
  • Single-photon emission computed tomography (SPECT) myocardial perfusion imaging (MPI) with technetium-99m ( 99m Tc)-labelled radiotracers. (cadth.ca)
  • The 2.5-mA CT commonly used for this purpose in myocardial perfusion SPECT is generally considered "nondiagnostic" in quality. (snmjournals.org)
  • Two hundred consecutive patients who underwent clinical low-amperage-CT attenuation-corrected myocardial perfusion studies acquired on a SPECT/CT system were included in the study. (snmjournals.org)
  • Myocardial perfusion SPECT is a well-established clinical tool that provides diagnostic and prognostic information about coronary artery disease. (snmjournals.org)
  • Attenuation correction is now recommended to improve the diagnostic accuracy of myocardial perfusion SPECT ( 1 ). (snmjournals.org)
  • At present, the low-amperage-CT component of myocardial perfusion SPECT/CT is used almost exclusively for attenuation correction, and only recently have recommendations to review the attenuation maps for quality control purposes been published ( 1 ). (snmjournals.org)
  • SPECT at rest and stress was performed according to standard clinical protocols for myocardial perfusion imaging. (snmjournals.org)
  • Investigators reported results of CORE320 at ESC 2012 and found that combined CTA and CTP was capable of detecting hemodynamically significant stenoses (50% or 70%), as defined by invasive angiography with an associated SPECT perfusion defect. (acc.org)
  • The combination of CTA and CTP had similar diagnostic power to the combination of ICA and SPECT myocardial perfusion imaging (MPI) in identifying revascularized patients at 30 days (p = 0.13). (acc.org)
  • On July 20, 2016 , the International Atomic Energy Agency (IAEA) and the American Society of Nuclear Cardiology (ASNC) invite you to attend the webinar, Reporting a Myocardial Perfusion SPECT Scan. (digirad.com)
  • The authors, led by Jamshid Maddahi, MD, FASNC, reported that PET imaging with flurpiridaz significantly exceeded prespecified threshold criteria for detection of CAD and was superior to Tc-labeled SPECT myocardial perfusion imaging for detection of CAD in the overall population and in women and obese patients. (asnc.org)
  • Single photon emission computed tomography (SPECT) myocardial perfusion imaging guidelines: Instrumentation, acquisition, processing, and interpretation. (digirad.com)
  • Recent advances in Single Photon Emission Computed Tomography (SPECT) have fundamentally changed acquisition, processing, and interpretation of myocardial perfusion images. (digirad.com)
  • Review the most up to date MPI guidelines for conventional and novel SPECT for qualified medical professionals engaged in the practice of nuclear cardiology. (digirad.com)
  • OBJECTIVES: A prespecified secondary objective was to determine if stress perfusion cardiovascular magnetic resonance (CMR) was noninferior to single-photon emission computed tomography (SPECT) for detecting significant CAD and for excluding significant CAD. (bvsalud.org)
  • METHODS: Participants with known or suspected CAD underwent a research rest and stress perfusion CMR that was compared with a gated SPECT performed using standard clinical protocols. (bvsalud.org)
  • Stress perfusion CMR was statistically superior to gated SPECT for specificity (P = 0.002), area under the receiver operating characteristic curve (P (bvsalud.org)
  • CONCLUSIONS: Vasodilator stress perfusion CMR, as performed with gadobutrol 0.1 mmol/kg body weight, had superior diagnostic accuracy for diagnosis and exclusion of significant CAD vs gated SPECT. (bvsalud.org)
  • View the Nuclear Cardiology Today controversial cases to be discussed and join us in Boston, MA, April 28-29, 2023. (asnc.org)
  • In his book "American Cardiology: The History of a Specialty and Its College," Bruce Fye, MD, MACC , details how in the period following World War II, factors like the increasing prevalence of heart disease, the advent of federal research funding, breakthroughs in technological innovations, and the growing availability of health insurance worked together to shape cardiology into a major academic and clinical discipline. (acc.org)
  • In this review, we focus on the potential applications of AI in the field, both from a physical (radiomics, underlying statistics, image reconstruction and data analysis) and a clinical (neurology, cardiology, oncology) perspective. (springer.com)
  • Kassab K, Al-Ogaili A, Malhotra S. Abnormal vasodilator stress electrocardiogram with normal myocardial perfusion: Clinical decision-making and review of literature. (yumaregional.org)
  • After general medical training he specialised in cardiac medicine learning both noninvasive and invasive techniques, and for the last 20 years he has practised noninvasive cardiac imaging, with major clinical and research interests in nuclear cardiology, magnetic resonance and in cardiovascular X-ray computed tomography. (imperial.ac.uk)
  • Associate Professor Nathan Better is a clinical cardiologist specialising in nuclear cardiology and cardiac CT. (cabrini.com.au)
  • Nathan is committed to clinical research and medical education, and is the Chairman of the Cabrini Cardiology Research Group, and Director of Physician Training at Cabrini. (cabrini.com.au)
  • The following week, on July 28, 2016 , ASNC will be offering a webinar on the 2016 PET Myocardial Perfusion and Metabolism Clinical Imaging Guidelines. (digirad.com)
  • Myocardial perfusion imaging (MPI) can now be personalized and tailored to the individual patient and the clinical question. (digirad.com)
  • We showed that deep convolutional autoencoder can extract clinical information from myocardial perfusion imaging. (mendeley.com)
  • ImagenMD software offers a quality control suite that allows the clinician unparalleled access to information needed to provide a superior perfusion test, while AVIA simplifies workflow and networking by providing a workstation that centralizes and manages the abundance of clinical data confronting today's imaging departments. (salesandmarketingnetwork.com)
  • We developed an automatic quantitative algorithm for the measurement of regional myocardial wall motion and wall thickening from three-dimensional gated technetium-99m sestamibi myocardial perfusion single-photon emission computed tomographic images. (nih.gov)
  • Perfusion abnormalities were fixed in 416 (30%) patients and reversible in 445 (32%) patients. (eur.nl)
  • Conclusion: Myocardial perfusion abnormalities on stress 99mTc-tetrofosmin tomography are independently associated with long-term risk of death. (eur.nl)
  • The extent of perfusion abnormalities is a major determinant of mortality. (eur.nl)
  • 1 Non-invasive functional imaging (ie, myocardial perfusion scintigraphy (MPS) with single photon emission CT, stress echocardiography, first-pass contrast-enhanced magnetic resonance (MR) perfusion or MRI imaging for stress-induced wall motion abnormalities) is recommended as a second-line investigation if CTCA is equivocal or non-diagnostic. (bmj.com)
  • Scholars@Duke publication: Predictive value of myocardial perfusion single-photon emission computed tomography and the impact of renal function on cardiac death. (duke.edu)
  • The prognostic utility of myocardial perfusion single-photon emission CT (MPS) in patients with varying degrees of renal dysfunction and the impact of CKD on cardiac death prediction in patients undergoing MPS have not been investigated. (duke.edu)
  • Nuclear myocardial perfusion imaging with either single-photon emission computed tomography or positron emission tomography has been used extensively to perform diagnosis, monitor therapies, and predict cardiovascular events. (digirad.com)
  • The annual mortality was 1.7% in patients with normal perfusion and 5.2% in patients with abnormal perfusion. (eur.nl)
  • Nuclear cardiology is a cost-effective tool to help determine which patients are candidates for coronary angiography , revascularization, or coronary artery bypass surgery. (imaginis.com)
  • Myocardial perfusion imaging (MPI) is an important imaging modality in the management of patients with cardiovascular disease. (snmjournals.org)
  • Myocardial perfusion imaging (MPI) is a valuable tool in the management of patients with cardiovascular disease. (snmjournals.org)
  • Overall, he said, "We found the addition of CT myocardial perfusion to CT angiography allows clinicians to distinguish between anatomic and flow limiting stenoses in patients with suspected coronary disease. (acc.org)
  • To arrange for an appointment, VA patients should contact their VA primary provider for a referral to cardiology clinic. (ohsu.edu)
  • During a discussion of the results, session moderator Gregg W. Stone, MD, professor of medicine (cardiology), Icahn School of Medicine at Mount Sinai, and director of academic affairs, Mount Sinai Heart, agreed: "I believe you did it right by randomizing at 3 months because we shouldn't be making our decisions at time zero about what we're going to give our patients," he said. (medscape.com)
  • Chez les patients hypertendus, le taux de mortalité était plus élevé uniquement chez les patients admis pour un infarctus du myocarde avec sus-décalage du segment ST. Après ajustement des résultats en fonction des variables de référence, l'hypertension s'est révélé être un facteur prédictif indépendant de l'insuffisance cardiaque (OR = 1,31) et de l'accident vasculaire cérébral (OR = 2,47). (who.int)
  • The presence of normal perfusion is associated with a lower mortality compared with the general population. (eur.nl)
  • Provided by the American Society of Nuclear Cardiology (ASNC) in collaboration with the Society of Nuclear Medicine and Molecular Imaging (SNMMI), this event will review the application of the newly published guidelines for the performance of nuclear cardiology procedures and will include a 10-15 minute Q & A session to discuss specific issues. (digirad.com)
  • Cardiovascular MRI curriculum will allow intense investigation to wide array of pathology including, ischemic and non-ischemic cardiomyopathy, myocardial perfusion stress study, T1/T2 map, regurgitant quantification, 4-D flow study, and adult congenital heart disease. (stanford.edu)
  • Our algorithm is accurate and may be the first automatic technique for the quantitative three-dimensional assessment of regional ventricular function in cardiology. (nih.gov)
  • Furthermore, to compare the diagnostic performance of radiomics models against standard-of-care qualitative visual assessment of stress perfusion images, w. (researchgate.net)
  • With its unique ability to evaluate perfusion at the cellular level and to assess perfusion at peak exercise stress, MPI plays an important role in diagnosing cardiovascular disease, establishing prognosis, assessing the effectiveness of therapy, and evaluating viability. (snmjournals.org)
  • Amy E. Spooner, M.D. is a graduate of Johns Hopkins University School of Medicine and completed her residency in internal medicine at the Johns Hopkins Hospital, followed by fellowships in cardiovascular disease at Massachusetts General Hospital and Johns Hopkins Hospital, and a fellowship in Nuclear Cardiology at Massachusetts General Hospital. (massgeneral.org)
  • A variety of observations suggest that coronary microvascular dysfunction (CMD) is related to the pathogenesis of cardiovascular disease, including myocardial ischaemia and heart failure. (medscape.com)
  • Nuclear cardiology studies employ non-invasive techniques for assessing myocardial blood flow, the heart's pumping function, and also to identify the size and location of the damaged heart tissue. (azheartdoctor.com)
  • Several radiopharmaceutical tracers have recently been developed to evaluate CVD by targeting myocardial perfusion, metabolism, innervation, and inflammation. (digirad.com)
  • How do you report a study if the perfusion images are normal but global myocardial blood flow reserve is severely abnormal? (asnc.org)
  • External commitments include past-chairman of the ESC working group on nuclear cardiology and magnetic resonance, past-chair of the British Nuclear Cardiology Society and the International Congress of Nuclear Cardiology, and current member of the European Council on Nuclear Cardiology. (imperial.ac.uk)
  • These disorders can also decrease relative myocardial perfusion because myocardial mass is increased (causing decreased diastolic flow). (msdmanuals.com)
  • Specifically, does primary CMD lead to ventricular remodelling/diastolic dysfunction and HFpEF or do alterations in myocardial remodelling/diastolic dysfunction observed in HFpEF lead to secondary CMD, i.e. the chicken or the egg? (medscape.com)
  • Nuclear cardiology (also called radionuclide scanning or stress thallium imaging) allows visualization of the function of the heart. (imaginis.com)
  • 1 The basic principle of radionuclide MPI is to administer a radiopharmaceutical intravenously and image blood flow to the heart muscle (myocardial perfusion), both at rest and under stress. (cadth.ca)
  • 7 Viable myocardial cells take up the radionuclide tracer (either thallium isotope [ 201 TI] or isotope 99m Tc-labelled radiotracer) in proportion to blood flow. (cadth.ca)
  • 7,8 Through sequential image acquisition, the gamma camera works with a computer to evaluate cardiac function and perfusion. (cadth.ca)
  • Heart failure (see the images below) may be caused by myocardial failure but may also occur in the presence of near-normal cardiac function under conditions of high demand. (medscape.com)
  • Ved koronar angioplastik hos mennesker er det vist, at akut myokardieiskæmi (under balloninflation) på mindre end et minut inducerer en række iskæmiske manifestationer, som begynder med diastolisk dysfunktion efterfulgt af påvirket systolefunktion, iskæmiske ekg-forandringer og endelig angina pectoris, den såkaldte iskæmikaskade (1). (ugeskriftet.dk)
  • Because myocardial oxygen demand is determined mainly by heart rate, systolic wall tension, and contractility, narrowing of a coronary artery typically results in angina that occurs during exertion and is relieved by rest. (msdmanuals.com)
  • How to interpret a PET perfusion defect if regional flow in that territory is convincingly normal? (asnc.org)
  • 1 The American College of Cardiology/American Heart Association (ACC/AHA) 2007 Guidelines on Perioperative Cardiovascular Evaluation and Care for Noncardiac Surgery 3 stratify cardiac risk of non-cardiac surgery, according to procedure - vascular surgery is associated with the highest cardiac risk. (cadth.ca)
  • 17-87 y) who consecutively underwent CT-attenuation-corrected myocardial perfusion studies during 2 periods of approximately 1 mo each (6/10/04 to 7/13/04 and 4/1/05 to 4/26/05). (snmjournals.org)
  • MEK1/2 inhibition significantly improved cerebral perfusion at day 14 after tMCAO. (lu.se)
  • For more than two years, ASNC leaders have been talking with Evicore about expanding their coverage policy to include PET myocardial blood flow (MBF). (asnc.org)
  • As of now, Evicore no longer considers myocardial blood flow experimental,' Dr. Al-Mallah announced. (asnc.org)
  • PURPOSE: To investigate and mitigate the influence of physiological and acquisition-related parameters on myocardial blood flow (MBF) measurements obtained with myocardial Arterial Spin Labeling (myoASL). (bvsalud.org)