Richard Laforest
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Explore the profile of Richard Laforest including associated specialties, affiliations and a list of published articles.
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136
Citations
2488
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Recent Articles
1.
Yu Z, Rahman M, Abbey C, Laforest R, Obuchowski N, Siegel B, et al.
IEEE Trans Med Imaging
. 2025 Mar;
PP.
PMID: 40030354
Attenuation compensation (AC), while being beneficial for visual-interpretation tasks in myocardial perfusion imaging (MPI) by single-photon emission computed tomography (SPECT), typically requires the availability of a separate X-ray CT component,...
2.
Ince S, Thomas M, Itani M, Swingle C, Laforest R, Haq A, et al.
Acad Radiol
. 2025 Jan;
PMID: 39863497
Rationale And Objective: Conventional positron emission tomography (PET) respiratory gating utilizes a fraction of acquired PET counts (i.e., optimal gate [OG]), whereas elastic motion correction with deblurring (EMCD) utilizes all...
3.
Addressing lung truncation in Tc-MAA SPECT/CT for Y microsphere radioembolization treatment planning
Thomas M, Laforest R, Karageorgiou J, Giardina D, Fraum T, Malone C, et al.
EJNMMI Phys
. 2024 Dec;
11(1):104.
PMID: 39692992
Background: Prior studies have established that macroaggregated albumin (MAA)-SPECT/CT offers more robust lung shunt fraction (LSF) and lung mean absorbed dose (LMD) estimates in Y radioembolization in comparison to planar...
4.
Yu Z, Rahman M, Abbey C, Laforest R, Obuchowski N, Siegel B, et al.
ArXiv
. 2024 Sep;
PMID: 39314501
Attenuation compensation (AC), while being beneficial for visual-interpretation tasks in myocardial perfusion imaging (MPI) by SPECT, typically requires the availability of a separate X-ray CT component, leading to additional radiation...
5.
Ying C, Chen Y, Yan Y, Flores S, Laforest R, Benzinger T, et al.
AJNR Am J Neuroradiol
. 2024 Sep;
46(3):635-642.
PMID: 39251256
Background And Purpose: Integrated PET/MR allows the simultaneous acquisition of PET biomarkers and structural and functional MRI to study Alzheimer disease (AD). Attenuation correction (AC), crucial for PET quantification, can...
6.
Natsuaki Y, Leynes A, Wangerin K, Hamdi M, Rajagopal A, Kinahan P, et al.
J Appl Clin Med Phys
. 2024 Sep;
25(11):e14507.
PMID: 39231184
Background: In modern positron emission tomography (PET) with multi-modality imaging (e.g., PET/CT and PET/MR), the attenuation correction (AC) is the single largest correction factor for image reconstruction. One way to...
7.
Fraum T, Sari H, Dias A, Munk O, Pyka T, Smith A, et al.
AJR Am J Roentgenol
. 2024 Sep;
223(5):e2431712.
PMID: 39230403
The interpretation of clinical oncologic PET studies has historically used static reconstructions based on SUVs. SUVs and SUV-based images have important limitations, including dependence on uptake times and reduced conspicuity...
8.
Ince S, Laforest R, Itani M, Prasad V, Derenoncourt P, Crandall J, et al.
J Nucl Med
. 2024 Aug;
65(9):1349-1356.
PMID: 39142828
In oncologic PET, the SUV and standardized uptake ratio (SUR) of a viable tumor generally increase during the postinjection period. In contrast, the net influx rate ( ), which is...
9.
Li S, Hamdi M, Dutta K, Fraum T, Luo J, Laforest R, et al.
Phys Med Biol
. 2024 Jul;
69(16).
PMID: 39047765
Simulation of positron emission tomography (PET) images is an essential tool in the development and validation of quantitative imaging workflows and advanced image processing pipelines. Existing Monte Carlo or analytical...
10.
Li Z, Benabdallah N, Laforest R, Wahl R, Thorek D, Jha A
IEEE Trans Med Imaging
. 2024 Jul;
43(12):4281-4293.
PMID: 38968009
Thorium-227 ( )-based -particle radiopharmaceutical therapies ( -RPTs) are currently being investigated in several clinical and pre-clinical studies. After administration, decays to , another -particle-emitting isotope, which redistributes within the...