Analytic and iterative reconstruction algorithms in SPECT

PP Bruyant - Journal of Nuclear Medicine, 2002 - Soc Nuclear Med
Images of the inside of the human body can be obtained noninvasively using tomographic
acquisition and processing techniques. In particular, these techniques are commonly used …

The role of single photon emission computed tomography in bone imaging

I Sarikaya, A Sarikaya, LE Holder - Seminars in nuclear medicine, 2001 - Elsevier
Single photon emission computed tomography (SPECT) of the bone is the second most
frequently performed SPECT examination in routine nuclear medicine practice, with cardiac …

Characterization of ordered-subsets expectation maximization with 3d post-reconstruction gauss filtering and comparison with filtered backprojection in99mTc SPECT

M Brambilla, B Cannillo, M Dominietto, L Leva… - Annals of nuclear …, 2005 - Springer
Purpose To characterize ordered-subset expectation maximization algorithm with a fixed 3D
Gauss post-reconstruction filtering (OSEM) in 99m Tc SPECT as for noise, contrast and …

Streak artifact reduction in filtered backprojection using a level line–based interpolation method

PP Bruyant, J Sau, JJ Mallet - Journal of Nuclear Medicine, 2000 - Soc Nuclear Med
Because of the limited number of projections, the mathematic reconstruction formula of the
filtered backprojection (FBP) algorithm may create an artifact that streaks reconstructed …

Pediatric 99mTc-MDP Bone SPECT with Ordered Subset Expectation Maximization Iterative Reconstruction with Isotropic 3D Resolution Recovery

EC Stansfield, N Sheehy, D Zurakowski, AH Vija… - Radiology, 2010 - pubs.rsna.org
Purpose To perform a preliminary evaluation of the image quality of pediatric technetium
99m (99mTc) methylene diphosphonate (MDP) bone single photon emission computed …

Iterative reconstruction methods

BF Hutton, J Nuyts, H Zaidi - Quantitative analysis in nuclear medicine …, 2006 - Springer
The direct reconstruction in emission tomography (ET) using analytical methods was
described in chapter 3. This included filtered back projection (FBP), until recently the most …

Augmented likelihood image reconstruction

M Stille, M Kleine, J Hägele… - … on Medical Imaging, 2015 - ieeexplore.ieee.org
The presence of high-density objects remains an open problem in medical CT imaging. Data
of projections passing through objects of high density, such as metal implants, are …

90Y bremsstrahlung emission computed tomography using gamma cameras

S Ito, H Kurosawa, H Kasahara, S Teraoka… - Annals of nuclear …, 2009 - Springer
Objective This study demonstrates images obtained by 90 Y bremsstrahlung emission
computed tomography (BECT), and characterizes the system performance of gamma …

On the optimization of bone SPECT/CT in terms of image quality and radiation dose

M Tulik, P Tulik, T Kowalska - Journal of Applied Clinical …, 2020 - Wiley Online Library
Introduction The purpose of this study was to present the optimization process of CT
parameters to reduce patient exposure during bone SPECT/CT without affecting the quality …

Optimization of iterative reconstruction parameters with attenuation correction, scatter correction and resolution recovery in myocardial perfusion SPECT/CT

K Okuda, K Nakajima, M Yamada… - Annals of nuclear …, 2014 - Springer
Objective The aim of this study was to characterize the optimal reconstruction parameters for
ordered-subset expectation maximization (OSEM) with attenuation correction, scatter …