Joel Fletcher
Overview
Explore the profile of Joel Fletcher including associated specialties, affiliations and a list of published articles.
Author names and details appear as published. Due to indexing inconsistencies, multiple individuals may share a name, and a single author may have variations. MedLuna displays this data as publicly available, without modification or verification
Snapshot
Snapshot
Articles
13
Citations
474
Followers
0
Related Specialties
Related Specialties
Top 10 Co-Authors
Top 10 Co-Authors
Published In
Published In
Affiliations
Affiliations
Soon will be listed here.
Recent Articles
1.
Rajendran K, Baffour F, Powell G, Glazebrook K, Thorne J, Larson N, et al.
Skeletal Radiol
. 2022 Jul;
52(1):23-29.
PMID: 35831718
Objective: To compare the image quality of ultra-high-resolution wrist CTs acquired on photon-counting detector CT versus conventional energy-integrating-detector CT systems. Materials And Methods: Participants were scanned on a photon-counting-detector CT...
2.
Rajendran K, Marsh J, Petersilka M, Henning A, Shanblatt E, Schmidt B, et al.
Proc SPIE Int Soc Opt Eng
. 2022 Apr;
11595.
PMID: 35400786
Computed tomography (CT) using photon-counting detectors (PCD) offers dose-efficient ultra-high-resolution imaging, high iodine contrast-to-noise ratio, multi-energy and material decomposition capabilities. We have previously demonstrated the potential benefits of PCD-CT using...
3.
Rajendran K, Petersilka M, Henning A, Shanblatt E, Marsh Jr J, Thorne J, et al.
Phys Med Biol
. 2021 Jul;
66(20).
PMID: 34271558
We report a comprehensive evaluation of a full field-of-view (FOV) photon-counting detector (PCD) computed tomography (CT) system using phantoms, and qualitatively assess image quality in patient examples. A whole-body PCD-CT...
4.
Huber N, Anderson T, Missert A, Adkins M, Leng S, Fletcher J, et al.
Skeletal Radiol
. 2021 Jun;
51(1):145-151.
PMID: 34114078
Objective: This study evaluated the clinical utility of a phantom-based convolutional neural network noise reduction framework for whole-body-low-dose CT skeletal surveys. Materials And Methods: The CT exams of ten patients...
5.
Morris J, Michalak G, Leng S, Moynagh M, Kurup A, McCollough C, et al.
J Vasc Interv Radiol
. 2019 May;
30(9):1496-1503.
PMID: 31113690
Purpose: To evaluate the use of dual-energy computed tomography (CT) virtual noncalcium imaging (VNCa) to visualize ice ball growth during skeletal cryoablation procedures in the spine and bony pelvis. Materials...
6.
Michalak G, Grimes J, Fletcher J, Halaweish A, Yu L, Leng S, et al.
Abdom Radiol (NY)
. 2017 Apr;
42(9):2289-2296.
PMID: 28365785
Purpose: To determine the appropriate tube potential settings for dual-source, dual-energy data acquisition across a range of phantom sizes, and to determine the optimal photon energies for virtual mono-energetic imaging....
7.
Chen B, Leng S, Yu L, Holmes 3rd D, Fletcher J, McCollough C
Proc SPIE Int Soc Opt Eng
. 2016 May;
9783.
PMID: 27239087
Lack of access to projection data from patient CT scans is a major limitation for development and validation of new reconstruction algorithms. To meet this critical need, we are building...
8.
Michalak G, Grimes J, Fletcher J, Halaweish A, Yu L, Leng S, et al.
Med Phys
. 2016 Jan;
43(1):513.
PMID: 26745944
Purpose: The purpose of this study was to evaluate, over a wide range of phantom sizes, CT number stability achieved using two techniques for generating dual-energy computed tomography (DECT) virtual...
9.
Hartman R, Kawashima A, Takahashi N, Silva A, Vrtiska T, Leng S, et al.
Radiol Clin North Am
. 2012 Apr;
50(2):191-205, v.
PMID: 22498438
This article discusses modern dual-energy computed tomography (DECT) and the unique material-specific information these scanners can provide. A description of the technical aspects of the various DECT techniques is provided....
10.
Canto M, Hruban R, Fishman E, Kamel I, Schulick R, Zhang Z, et al.
Gastroenterology
. 2012 Jan;
142(4):796-804.
PMID: 22245846
Background & Aims: The risk of pancreatic cancer is increased in patients with a strong family history of pancreatic cancer or a predisposing germline mutation. Screening can detect curable, noninvasive...