Search Results - "Celler, Anna"

Fast image reconstruction for Compton camera using stochastic origin ensemble approach by Andreyev, Andriy, Sitek, Arkadiusz, Celler, Anna

“…Purpose: Compton camera has been proposed as a potential imaging tool in astronomy, industry, homeland security, and medical diagnostics. Due to the inherent…”
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Limitations of Poisson statistics in describing radioactive decay by Sitek, Arkadiusz, Celler, Anna M

“…Highlights • General statistics of nuclear decay is derived. • Conditions for Poisson approximation are identified. • Differences in variance between general…”
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EM reconstruction of dual isotope PET using staggered injections and prompt gamma positron emitters by Andreyev, Andriy, Sitek, Arkadiusz, Celler, Anna

“…Purpose: The aim of dual isotope positron emission tomography (DIPET) is to create two separate images of two coinjected PET radiotracers. DIPET shortens the…”
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Preclinical PET Imaging and Toxicity Study of a 68Ga-Functionalized Polymeric Cardiac Blood Pool Agent by Saatchi, Katayoun, Bénard, François, Hundal, Navjit, Grimes, Joshua, Shcherbinin, Sergey, Pourghiasian, Maral, Brooks, Donald E., Celler, Anna, Häfeli, Urs O.

“…Cardiac blood pool imaging is currently performed almost exclusively with 99mTc-based compounds and SPECT/CT imaging. Using a generator-based PET radioisotope…”
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Determination of gamma camera calibration factors for quantitation of therapeutic radioisotopes by Zhao, Wei, Esquinas, Pedro L., Hou, Xinchi, Uribe, Carlos F., Gonzalez, Marjorie, Beauregard, Jean-Mathieu, Dewaraja, Yuni K., Celler, Anna

“…Background Camera calibration, which translates reconstructed count map into absolute activity map, is a prerequisite procedure for quantitative SPECT imaging…”
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The accuracy and reproducibility of SPECT target volumes and activities estimated using an iterative adaptive thresholding technique by Grimes, Joshua, Celler, Anna, Shcherbinin, Sergey, Piwowarska-Bilska, Hanna, Birkenfeld, Bozena

“…OBJECTIVEOur aim was to design a practical and reproducible image segmentation method for calculations of total absorbed doses in organs and tumours for…”
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Comprehensive SPECT/CT system characterization and calibration for 177Lu quantitative SPECT (QSPECT) with dead-time correction by Frezza, Andrea, Desport, Corentin, Uribe, Carlos, Zhao, Wei, Celler, Anna, Després, Philippe, Beauregard, Jean-Mathieu

“…Background Personalization of 177 Lu-based radionuclide therapy requires implementation of dosimetry methods that are both accurate and practical enough for…”
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Patient-specific dosimetry of 99mTc-HYNIC-Tyr3-Octreotide in children by Hou, Xinchi, Birkenfeld, Bozena, Piwowarska-Bilska, Hanna, Celler, Anna

“…Background Technetium-99m-hydrazinonicotinamide-Tyr 3 -octreotide ( 99m Tc-HYNIC-TOC) is recognized as a promising radiopharmaceutical for diagnosing…”
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Biodistribution, pharmacokinetics, and organ-level dosimetry for 188Re-AHDD-Lipiodol radioembolization based on quantitative post-treatment SPECT/CT scans by Esquinas, Pedro L., Shinto, Ajit, Kamaleshwaran, Koramadai K., Joseph, Jephy, Celler, Anna

“…Background Rhenium-188-labelled-Lipiodol radioembolization is a safe and cost-effective treatment for primary liver cancer. In order to determine correlations…”
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Accuracy and reproducibility of simplified QSPECT dosimetry for personalized 177Lu-octreotate PRRT by Del Prete, Michela, Arsenault, Frédéric, Saighi, Nassim, Zhao, Wei, Buteau, François-Alexandre, Celler, Anna, Beauregard, Jean-Mathieu

“…Background Routine dosimetry is essential for personalized 177 Lu-octreotate peptide receptor radionuclide therapy (PRRT) of neuroendocrine tumors (NETs), but…”
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Implementation of Multi-Curie Production of 99mTc by Conventional Medical Cyclotrons by Benard, Francois, Buckley, Kenneth R, Ruth, Thomas J, Zeisler, Stefan K, Klug, Julius, Hanemaayer, Victoire, Vuckovic, Milan, Hou, Xinchi, Celler, Anna, Appiah, Jean-Pierre, Valliant, John, Kovacs, Michael S, Schaffer, Paul

“…99mTc is currently produced by an aging fleet of nuclear reactors, which require enriched uranium and generate nuclear waste. We report the development of a…”
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Deadtime effects in quantification of 177Lu activity for radionuclide therapy by Uribe, Carlos F., Esquinas, Pedro L., Gonzalez, Marjorie, Zhao, Wei, Tanguay, Jesse, Celler, Anna

“…Background The aim of this study was to investigate the deadtime (DT) effects that are present in 177 Lu images acquired after radionuclide therapy injection,…”
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Reconstructed Image Spatial Resolution of Multiple Coincidences Compton Imager by Andreyev, A., Sitek, A., Celler, A.

“…We study the multiple coincidences Compton imager (MCCI) which is based on a simultaneous acquisition of several photons emitted in cascade from a single…”
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44gSc production using a water target on a 13MeV cyclotron by Hoehr, Cornelia, Oehlke, Elisabeth, Benard, Francois, Lee, Chris Jaeil, Hou, Xinchi, Badesso, Brian, Ferguson, Simon, Miao, Qing, Yang, Hua, Buckley, Ken, Hanemaayer, Victoire, Zeisler, Stefan, Ruth, Thomas, Celler, Anna, Schaffer, Paul

“…Access to promising radiometals as isotopes for novel molecular imaging agents requires that they are routinely available and inexpensive to obtain. Proximity…”
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Accuracy of 177Lu activity quantification in SPECT imaging: a phantom study by Uribe, Carlos F., Esquinas, Pedro L., Tanguay, Jesse, Gonzalez, Marjorie, Gaudin, Emilie, Beauregard, Jean-Mathieu, Celler, Anna

“…Background The aim of the study is to assess accuracy of activity quantification of 177 Lu studies performed according to recommendations provided by the…”
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Comparison of internal dose estimates obtained using organ‐level, voxel S value, and Monte Carlo techniques by Grimes, Joshua, Celler, Anna

“…Purpose: The authors’ objective was to compare internal dose estimates obtained using the Organ Level Dose Assessment with Exponential Modeling (OLINDA/EXM)…”
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Incorporating Quantitative Single Photon Emission Computed Tomography into Radiation Therapy Treatment Planning for Lung Cancer: Impact of Attenuation and Scatter Correction on the Single Photon Emission Computed Tomography–Weighted Mean Dose and Functional Lung Segmentation by Yin, Lingshu, M.Sc, Shcherbinin, Sergey, D.Sc, Celler, Anna, Ph.D, Thompson, Anna, M.D, Fua, Tsien-Fei, M.D, Liu, Mitchell, M.D, Duzenli, Cheryl, Ph.D, Gill, Brad, M.Sc, Sheehan, Finbar, M.D, Powe, John, M.D, Worsley, Daniel, M.D, Marks, Lawrence, M.D, Moiseenko, Vitali, Ph.D

“…Purpose To assess the impact of attenuation and scatter corrections on the calculation of single photon emission computed tomography (SPECT)–weighted mean dose…”
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Simultaneous assessment of cardiac perfusion and function using 5-dimensional imaging with Tc-99m teboroxime by Feng, Bing, Pretorius, P. Hendrik, Farncombe, Troy H., Dahlberg, Seth T., Narayanan, Manoj V., Wernick, Miles N., Celler, Anna M., Leppo, Jeffrey A., King, Michael A.

“…Dynamic single photon emission computed tomography (SPECT) acquisition and reconstruction of early poststress technetium 99m teboroxime washout images has been…”
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Feasibility of Single-Time-Point Dosimetry for Radiopharmaceutical Therapies by Hou, Xinchi, Brosch, Julia, Uribe, Carlos, Desy, Alessandro, Böning, Guido, Beauregard, Jean-Mathieu, Celler, Anna, Rahmim, Arman

“…Because of challenges in performing routine personalized dosimetry in radiopharmaceutical therapies, interest in single-time-point (STP) dosimetry,…”
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Iterative three-dimensional expectation maximization restoration of single photon emission computed tomography images: Application in striatal imaging by Gantet, Pierre, Payoux, Pierre, Celler, Anna, Majorel, Cynthia, Gourion, Daniel, Noll, Dominikus, Esquerré, Jean-Paul

“…Single photon emission computed tomography imaging suffers from poor spatial resolution and high statistical noise. Consequently, the contrast of small…”
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