Exemplos de uso de Perfusion imaging em Inglês e suas traduções para o Português
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In the remaining 8,normal perfusion imaging was detected.
Rapiscan is used in a type of heart scan in adults called‘myocardial perfusion imaging.
Improvements of the C-Arm technology nowadays also enable perfusion imaging and can visualize parenchymal blood volume in the OR.
This enables the blood flow in the heart to be seen more easily during myocardial perfusion imaging.
The clinical indications for myocardial perfusion imaging are shown in Table 2.
Soft tissue attenuation artifacts constitute a major shortcoming of myocardial perfusion imaging.
Myocardial perfusion imaging MPI is the main procedure in nuclear cardiology, accounting for more than 75% of cardiac studies in many centers.
Later, van Werkhoven et al. have assessed 541 patients undergoing both CCTA and myocardial perfusion imaging.
One of the most frequent causes for reducing the specificity of myocardial perfusion imaging(mpi) is photon attenuation, especially by breast in women.
Gender differences in ventricular volumes andleft ventricle ejection fraction estimated by myocardial perfusion imaging.
Dipyridamole is injected for four minutes and,at its peak of action, perfusion imaging is performed during the gadolinium injection and cine-MRI for function under stress.
Injectable solutions containing 13C or stabilized bubbles of hyperpolarized 129Xe have been studied as contrast agents for angiography and perfusion imaging.
Objective: to study the characteristics of patients undergoing myocardial perfusion imaging in a nuclear medicine service in the city of salvador, bahia, brazil.
Myocardial perfusion imaging(mpi) used in nuclear cardiology have been widely applied in clinical practice, because its value is documented in the diagnosis and prognosis of coronary artery disease.
Next in 1999,Nishioka et al. compared IVUS minimum lumen dimensions to stress myocardial perfusion imaging with almost identical findings.
I have a cardiac patient who needs perfusion imaging, and since your fancy private practise has one of those SPECT cameras, I was hoping you would let us use it.
Despite the development of selective agonists and antagonists, only one drug designed as a ligand for these receptors,regadenoson(lexiscan¿),was approved for myocardial perfusion imaging.
Physical or pharmacological stress myocardial perfusion imaging is performed in low- to intermediate-risk patients with NSTE-ACS after stabilization of acute findings 48/72 hours.
Coronary artery disease was defined as history of myocardial infarction or revascularization procedures, presence of coronary stenosis on invasive or computed tomographic angiography orpresence of ischemia on myocardial perfusion imaging.
Another study has assessed serial hscTnT andhscTnI after myocardial perfusion imaging stress testing, and none of those markers could identify patients with reversible ischemia.
Laser Doppler perfusion imaging and laser speckle imaging are newer variant techniques from that former, which enable repetitive assessment of larger areas in bidimensional images.
Various points can be selected to highlight the importance of high resolution perfusion imaging in ischemia/reperfusion and ischemic cardiopathy experimental models.
Four patients with normal perfusion imaging had coronary artery stenosis, 3 had history of revascularization and one patient was highly suspected of cardiac syndrome X. Negative exercise stress test was observed in 93 patients.
III Second phase 10 15 min: Dipyridamole is injected for four minutes and,at its peak of action, perfusion imaging is performed during the gadolinium injection and cine-MRI for function under stress.
Myocardial perfusion imaging has become an effective clinical tool for diagnosing coronary artery disease CAD, risk stratifying of patients after infarction, assessing myocardial viability and planning therapy and is usually performed with the patient in the supine position.
Another study using high-sensitivity cTnI hscTnI, however, has found changes proportional to theintensity of the ischemia mild and moderate-to-severe estimated on myocardial perfusion imaging, when the sample was collected 2 and 4 hours after the stress test.
However, in a review article on the impact of the methods of perfusion imaging, Van Tosh concluded that, although these methods are accurate for AS patients, a regular study does not totally exclude the presence of CAD, and, therefore, these patients should undergo coronary angiography.
For the topographic location of cells in the heart,chest CT images were acquired with a protocol similar to that used for myocardial perfusion imaging, 64 projections of 20 seconds each, with a resolution of 64× 64 pixels.
The hemoglobin content(μg/mg wet tissue) andblood flow measurements(laser doppler perfusion imaging) of the implants used as an index of vascularization showed that single dose of c-anp4-23,(a ligand for the natriuretic peptide clearance receptor) but not of atrial natriuretic peptide(anp), brain natriuretic peptide(bnp) or c-type natriuretic peptide(cnp) reduced angiogenesis in the implants relative to the pbs-treated group.
This study also showed that a feasible and comprehensive protocol was able toevaluate the CAD burden using CACS, myocardial perfusion imaging during stress and at rest, and a measure of coronary anatomy with good diagnostic accuracy.