'Attenuation correction' diaporamas de présentation

Multimodality PET/CT Imaging

1.42k views • 57 slides

PET Imaging and Quantification

Radiologic Physics: Nuclear Medicine. PET Imaging and Quantification. Suleman Surti surti@mail.med.upenn.edu (215) 662-7214. vi) Two 511 keV photons produced by e + e - annihilation ~180?. i) Unstable parent nucleus. iii) Positron travels short distance in tissue (Neutrino escapes).

630 views • 47 slides

2.84k views • 46 slides

Dual Polarization Radar and Rainfall Nowcasting

Dual Polarization Radar and Rainfall Nowcasting. by Mark Alliksaar. Dual Polarization can potentially improve rainfall nowcasting in three ways:.

371 views • 26 slides

Cardiovascular Disease in Women Module IV: Diagnosis

Cardiovascular Disease in Women Module IV: Diagnosis Diagnosis of Coronary Artery Disease in Women Drawbacks and Difficulties in Diagnosis Presentation in Women Diagnostic Testing Challenges Diagnosis of Coronary Artery Disease in Women

613 views • 25 slides

The Forefront in Image Processing: PET/Molecular Approaches

The Forefront in Image Processing: PET/Molecular Approaches. Joel Karp University of Pennsylvania. Sixth Annual NCI-Industry Forum Quantitative Oncologic Imaging April 7-8, 2005. Issues of Performance, Image Processing, Quantification.

468 views • 24 slides

Weather Decision Technologies, Inc.

Weather Decision Technologies, Inc. Hydro-Meteorological Decision Support System Bill Conway, Vice President. Weather Decision Technologies.

406 views • 24 slides

Nuclear Cardiology Guidelines

Nuclear Cardiology Guidelines. Benchmark to compare local practice against. UK Guidelines. British Nuclear Cardiology Society British Nuclear medicine Society British Cardiac Society http://www.bnms.org.uk Draft - Rev 3 2002 21 pages. USA (1) - SNM. Society of Nuclear Medicine

460 views • 21 slides

Low-Dose Dual-Energy CT for PET Attenuation Correction with Statistical Sinogram Restoration

Low-Dose Dual-Energy CT for PET Attenuation Correction with Statistical Sinogram Restoration. EECS Department, The University of Michigan. Joonki Noh, Jeffrey A. Fessler. Paul E. Kinahan. Radiology Department, The University of Washington. SPIE Medical Imaging. Feb. 19, 2008. Outline.

303 views • 20 slides

5: Emission (Computed) Tomography

5: Emission (Computed) Tomography. What is a tracer ? Why is collimation necessary and what are its consequences ? How are the effects of attenuation taken into account ? What is the principle of x-ray detection ? scintillation followed by amplification

366 views • 18 slides

Biomedical Imaging I

305 views • 13 slides

Journal of Nuclear Medicine 1999; 40:1301-1309 Reporter Hung-Jen Hsieh

Impact of Attenuation Correction by Simultaneous Emission/Transmission Tomography on Visual Assessment of 201 Tl Myocardial Perfusion Images. Journal of Nuclear Medicine 1999; 40:1301-1309 Reporter Hung-Jen Hsieh. Introduction.

183 views • 11 slides

INFLUENCE OF NON-UNIFORM BEAM FILLING ON ATTENUATION CORRECTION AT C- AND X-BAND

ERAD 2006 - Barcelona. INFLUENCE OF NON-UNIFORM BEAM FILLING ON ATTENUATION CORRECTION AT C- AND X-BAND. A. BERNE LTHE, Grenoble, France. R. UIJLENHOET HWM Group, Wageningen, The Netherlands. Motivation. Example of Z profile. 25 m. 500 m. Attenuation Z a (r) = A(r) Z(r) and

228 views • 11 slides