Search Results - "FICARO, E"

In vivo mapping of cerebral acetylcholinesterase activity in aging and Alzheimer's disease by KUHL, D. E, KOEPPE, R. A, MINOSHIMA, S, SNYDER, S. E, FICARO, E. P, FOSTER, N. L, FREY, K. A, KILBOURN, M. R

“…To validate an in vivo method for mapping acetylcholinesterase (AChE) activity in human brain, preparatory to monitoring inhibitor therapy in AD. AChE activity…”
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In vivo mapping of cholinergic terminals in normal aging, Alzheimer's disease, and Parkinson's disease by Kuhl, D E, Minoshima, S, Fessler, J A, Frey, K A, Foster, N L, Ficaro, E P, Wieland, D M, Koeppe, R A

“…To map presynaptic cholinergic terminal densities in normal aging (n = 36), Alzheimer's disease (AD) (n = 22), and Parkinson's disease (PD) (n = 15), we…”
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Dual-[ C]Tracer Single-Acquisition Positron Emission Tomography Studies by Koeppe, Robert A., Raffel, David M., Snyder, Scott E., Ficaro, Edward P., Kilbourn, Michael R., Kuhl, David E.

“…The ability to study multiple physiologic processes of the brain simultaneously within the same subject would provide a new means to explore the interactions…”
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Simultaneous Transmission-Emission Thallium-201 Cardiac SPECT: Effect of Attenuation Correction on Myocardial Tracer Distribution by Ficaro, Edward P, Fessler, Jeffrey A, Ackermann, Robert J, Rogers, W. Leslie, Corbett, James R, Schwaiger, Markus

“…This study evaluates the effect of attenuation correction on regional myocardial tracer distributions defined by 201TI cardiac perfusion SPECT images obtained…”
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Decreased striatal monoaminergic terminals in Huntington disease by BOHNEN, N. I, KOEPPE, R. A, MEYER, P, FICARO, E, WERNETTE, K, KILBOURN, M. R, KUHL, D. E, FREY, K. A, ALBIN, R. L

“…To evaluate the integrity of the dorsal striatal dopaminergic innervation in rigid and choreic Huntington disease (HD). Some patients with HD have an…”
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Grouped-coordinate ascent algorithms for penalized-likelihood transmission image reconstruction by Fessler, J.A., Ficaro, E.P., Clinthorne, N.H., Lange, K.

“…Presents a new class of algorithms for penalized-likelihood reconstruction of attenuation maps from low-count transmission scans. We derive the algorithms by…”
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Effects of Misalignment Between Transmission and Emission Scans on Attenuation-Corrected Cardiac SPECT by Matsunari, Ichiro, Boning, Guido, Ziegler, Sibylle I, Kosa, Istvan, Nekolla, Stephan G, Ficaro, Edward P, Schwaiger, Markus

“…Misalignment between transmission and emission scans in attenuation-corrected (AC) cardiac SPECT can introduce errors of measured activity. The severity of…”
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Gated SPECT and the visual gold standard: gold standard or not? by Corbett, J R, Ficaro, E P

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Triple-head SPECT with 2-[fluorine-18]fluoro-2-deoxy-D-glucose (FDG): initial evaluation in oncology and comparison with FDG PET by Macfarlane, D J, Cotton, L, Ackermann, R J, Minn, H, Ficaro, E P, Shreve, P D, Wahl, R L

“…In patients with cancer, performance was assessed of a commercially available triple-head gamma camera fitted with ultra-high energy parallel-hole collimators…”
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Maximum-likelihood transmission image reconstruction for overlapping transmission beams by Yu, D.F., Fessler, J.A., Ficaro, E.P.

“…In many transmission imaging geometries, the transmitted "beams" of photons overlap on the detector, such that a detector element may record photons that…”
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Attenuation-corrected rest thallium-201/stress technetium 99m sestamibi myocardial SPECT in normals by Matsunari, Ichiro, Böning, Guido, Ziegler, Sibylle I., Kosa, Istvan, Nekolla, Stephan G., Ficaro, Edward P., Schwaiger, Markus

“…Background. Rest thallium-201/stress technetium 99m sestamibi protocol is widely used in the clinical setting. Although attenuation correction (AC) represents…”
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Improved detection of left main coronary artery disease with attenuation-corrected SPECT by Duvernoy, Claire S., Ficaro, Edward P., Karabajakian, Mark Z., Rose, Patricia A., Corbett, James R.

“…Background. Myocardial perfusion imaging has demonstrated a limited sensitivity as a means of accurately identifying left main (LM) coronary disease. Because…”
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Compartmental Analysis of Technetium-99m-Teboroxime Kinetics Employing Fast Dynamic SPECT at Rest and Stress by Chiao, Ping-Chun, Ficaro, Edward P, Dayanikli, Firat, Rogers, W. Leslie, Schwaiger, Markus

“…We have examined the feasibility of compartmental analysis of 99mTc-teboroxime kinetics in measuring physiological changes in response to adenosine-induced…”
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Comparison of Americium-241 and Technetium-99m as Transmission Sources for Attenuation Correction of Thallium-201 SPECT Imaging of the Heart by Ficaro, Edward P, Fessler, Jeffrey A, Rogers, W. Leslie, Schwaiger, Markus

“…This study compares the ability of 241Am and 99mTc to estimate 201Tl attenuation maps while minimizing the loss in the precision of the emission data. A…”
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Clinical review of attenuation-corrected cardiac SPECT by Corbett, James R., Ficaro, Edward P.

“…Rather than the introduction of a heralded technologic advancement in cardiac SPECT imaging challenging the accuracy of PET perfusion imaging, the commercial…”
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Initial clinical experience of N13-ammonia myocardial perfusion PET/CT using a compact superconducting production system by Pieper, Justin, Patel, Vaiibhav N., Escolero, Sylvia, Nelson, Jacob R., Poitrasson-Rivière, Alexis, Shreves, Christopher K., Freiburger, Nick, Hubers, David, Rothley, Jill, Corbett, James R., Oliverio, Joseph, Ficaro, Edward P., Weinberg, Richard L., Murthy, Venkatesh L.

“…Although N13-ammonia has favorable properties among FDA approved radiotracers, complexity of implementation has limited its use. We describe the initial…”
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Attenuation corrected cardiac perfusion SPECT by Corbett, James R, Ficaro, Edward P

“…Image artifacts, especially those caused by photon attenuation, commonly affect the specificity of cardiac SPECT perfusion imaging. Although often suspected by…”
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Attenuation-corrected 99mTc-tetrofosmin single-photon emission computed tomography in the detection of viable myocardium: comparison with positron emission tomography using 18F-fluorodeoxyglucose by Matsunari, Ichiro, Böning, Guido, Ziegler, Sibylle I, Nekolla, Stephan G, Stollfuss, Jens C, Kosa, Istvan, Ficaro, Edward P, Schwaiger, Markus

“…Objectives. The purpose of this study was to assess the efficacy of attenuation-corrected (AC) technetium-99m (99mTc)-tetrofosmin single-photon emission…”
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Changes in local energy spectra with SPECT rotation for two Anger cameras by Koral, K.F., Luo, J.Q., Ahmad, W., Buchbinder, S., Ficaro, E.P.

“…We investigated the shift of local energy spectra with SPECT rotation for the GE 400 AT and the Picker Prism 3006 tomographs. A Co-57 flood source was taped to…”
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Statistical brain mapping of (18)F-FDG PET in Alzheimer's disease: Validation of anatomic standardization for atrophied brains by Ishii, Zazunari, Willoch, Frode, Minoshima, Satoshi, Drzezga, Alexander

“…Despite the increased use of statistical mapping to detect brain functional changes in Alzheimer's disease (AD), potential artifacts introduced by stereotactic…”
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