Simulation of a novel, non-invasive radiation detector to measure the arterial input function for dynamic PET.
Sign Up to like & getrecommendations! Published in 2022 at "Medical physics"
DOI: 10.1002/mp.16055
Abstract: BACKGROUND Dynamic positron emission tomography (dPET) is a nuclear medicine imaging technique providing functional images for organs of interest with applications in oncology, cardiology, and drug discovery. This technique requires the acquisition of the time-course… read more here.
Keywords: input function; arterial input; analysis chain; detector ... See more keywords
Quantitative 3D myocardial perfusion with an efficient arterial input function
Sign Up to like & getrecommendations! Published in 2019 at "Magnetic Resonance in Medicine"
DOI: 10.1002/mrm.28050
Abstract: The purpose of this study was to further develop and combine several innovative sequence designs to achieve quantitative 3D myocardial perfusion. These developments include an optimized 3D stack‐of‐stars readout (150 ms per beat), efficient acquisition… read more here.
Keywords: quantitative myocardial; perfusion; myocardial perfusion; input function ... See more keywords
Short-term repeatability of myocardial blood flow using 82Rb PET/CT: The effect of arterial input function position and motion correction
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Nuclear Cardiology"
DOI: 10.1007/s12350-019-01888-5
Abstract: Background We tested the repeatability of myocardial blood flow (MBF) quantified using 82 Rb with and without motion correction (MC) and with arterial input functions estimated from left ventricle (LV) and atrium (LA). Methods Twenty-one… read more here.
Keywords: mbf; repeatability myocardial; repeatability; myocardial blood ... See more keywords
Modification of population based arterial input function to incorporate individual variation.
Sign Up to like & getrecommendations! Published in 2018 at "Magnetic resonance imaging"
DOI: 10.1016/j.mri.2017.09.010
Abstract: This technical note describes how to modify a population-based arterial input function to incorporate variation among the individuals. In DCE-MRI, an arterial input function (AIF) is often distorted by pulsated inflow effect and noise. A… read more here.
Keywords: variation; individual variation; population based; input function ... See more keywords
Sampling arterial input function (AIF) from peripheral arteries: Comparison of a temporospatial-feature based method against conventional manual method.
Sign Up to like & getrecommendations! Published in 2019 at "Magnetic resonance imaging"
DOI: 10.1016/j.mri.2018.11.017
Abstract: It is often difficult to accurately localize small arteries in images of peripheral organs, and even more so with vascular abnormality vasculatures, including collateral arteries, in peripheral artery disease (PAD). This poses a challenge for… read more here.
Keywords: function aif; method; sampling arterial; peripheral arteries ... See more keywords
Single voxel vascular transport functions of arteries, capillaries and veins; and the associated arterial input function in dynamic susceptibility contrast magnetic resonance brain perfusion imaging.
Sign Up to like & getrecommendations! Published in 2021 at "Magnetic resonance imaging"
DOI: 10.1016/j.mri.2021.08.008
Abstract: PURPOSE The composite vascular transport function of a brain voxel consists of one convolutional component for the arteries, one for the capillaries and one for the veins in the voxel of interest. Here, the goal… read more here.
Keywords: input; voxel; vascular transport; function ... See more keywords
Patient-adaptive Population-based Modeling of Arterial Input Functions
Sign Up to like & getrecommendations! Published in 2022 at "IEEE transactions on medical imaging"
DOI: 10.1109/tmi.2022.3205940
Abstract: Kinetic modeling of dynamic PET data requires knowledge of tracer concentration in blood plasma, described by the arterial input function (AIF). Arterial blood sampling is the gold standard for AIF measurement, but is invasive and… read more here.
Keywords: arterial input; population based; patient adaptive; adaptive population ... See more keywords
Arterial input function for quantitative dynamic contrast-enhanced MRI to diagnose prostate cancer.
Sign Up to like & getrecommendations! Published in 2022 at "Diagnostic and interventional radiology"
DOI: 10.5152/dir.2022.19512
Abstract: PURPOSE This study aims to analyze the ability of quantitative dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) to distinguish between prostate cancer (PCa) and benign lesions in transition zone (TZ) and peripheral zone (PZ) using different… read more here.
Keywords: prostate cancer; ktrans kep; arterial input; quantitative dynamic ... See more keywords