Joel Garland Fletcher, MD

  • 14057 Citations
  • 64 Scopus h-Index
1991 …2020

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2020

Computed tomography and magnetic resonance enterography protocols and techniques: survey of the Society of Abdominal Radiology Crohn’s Disease Disease-Focused Panel

Gandhi, N. S., Dillman, J. R., Grand, D. J., Huang, C., Fletcher, J. G., Al-Hawary, M. M., Anupindi, S. A., Baker, M. E., Bruining, D. H., Chatterji, M., Fidler, J. L., Gee, M. S., Grajo, J. R., Guglielmo, F. F., Jaffe, T. A., Park, S. H., Rimola, J., Taouli, B., Taylor, S. A. & Yeh, B., Apr 1 2020, In : Abdominal Radiology. 45, 4, p. 1011-1017 7 p.

Research output: Contribution to journalArticle

Dose Reduction for Sinus and Temporal Bone Imaging Using Photon-Counting Detector CT with an Additional Tin Filter

Rajendran, K., Voss, B. A., Zhou, W., Tao, S., Delone, D. R., Lane, J. I., Weaver, J. M., Carlson, M. L., Fletcher, J. G., McCollough, C. H. & Leng, S., Feb 1 2020, In : Investigative radiology. 55, 2, p. 91-100 10 p.

Research output: Contribution to journalArticle

Image quality in abdominal CT using an iodine contrast reduction algorithm employing patient size and weight and low kV CT technique

Iyer, V. R., Ehman, E. C., Khandelwal, A., Wells, M. L., Lee, Y. S., Weber, N. M., Johnson, M. P., Yu, L., McCollough, C. H. & Fletcher, J. G., Jan 1 2020, (Accepted/In press) In : Acta Radiologica.

Research output: Contribution to journalArticle

Small Bowel Crohn Disease at CT and MR Enterography: Imaging Atlas and Glossary of Terms

Guglielmo, F. F., Anupindi, S. A., Fletcher, J. G., Al-Hawary, M. M., Dillman, J. R., Grand, D. J., Bruining, D. H., Chatterji, M., Darge, K., Fidler, J. L., Gandhi, N. S., Gee, M. S., Grajo, J. R., Huang, C., Jaffe, T. A., Park, S. H., Rimola, J., Soto, J. A., Taouli, B., Taylor, S. A. & 1 others, Baker, M. E., Mar 1 2020, In : Radiographics : a review publication of the Radiological Society of North America, Inc. 40, 2, p. 354-375 22 p.

Research output: Contribution to journalArticle

2 Scopus citations

Synthesizing images from multiple kernels using a deep convolutional neural network

Missert, A. D., Yu, L., Leng, S., Fletcher, J. G. & McCollough, C. H., Feb 1 2020, In : Medical physics. 47, 2, p. 422-430 9 p.

Research output: Contribution to journalArticle

The evolving role of imaging for small bowel neuroendocrine neoplasms: estimated impact of imaging and disease-free survival in a retrospective observational study

Kim, S., Marcus, R., Wells, M. L., Sheedy, S. P., Hansel, S. L., Bruining, D. H., Barlow, J. M., Carter, R. E., Lee, Y. S., Johnson, M. P., Fidler, J. L., Goenka, A. H., McCollough, C. H. & Fletcher, J. G., Jan 1 2020, (Accepted/In press) In : Abdominal Radiology.

Research output: Contribution to journalArticle

2019

Ability of dual-energy CT to detect silicone gel breast implant rupture and nodal silicone spread

Glazebrook, K. N., Doerge, S., Leng, S., Drees, T. A., Hunt, K. N., Zingula, S. N., Pruthi, S., Geske, J. R., Carter, R. E., McCollough, C. H. & Fletcher, J. G., Apr 1 2019, In : American Journal of Roentgenology. 212, 4, p. 933-942 10 p.

Research output: Contribution to journalArticle

2 Scopus citations

A deep learning- and partial least square regression-based model observer for a low-contrast lesion detection task in CT

Gong, H., Yu, L., Leng, S., Dilger, S. K., Ren, L., Zhou, W., Fletcher, J. G. & McCollough, C. H., May 2019, In : Medical physics. 46, 5, p. 2052-2063 12 p.

Research output: Contribution to journalArticle

3 Scopus citations

Clinical assessment of metal artifact reduction methods in dual-energy CT examinations of instrumented spines

Long, Z., De Lone, D. R., Kotsenas, A. L., Lehman, V. T., Nagelschneider, A. A., Michalak, G. J., Fletcher, J. G., McCollough, C. H. & Yu, L., Feb 1 2019, In : American Journal of Roentgenology. 212, 2, p. 395-401 7 p.

Research output: Contribution to journalArticle

1 Scopus citations

Comparison of changes in rectal area and volume during MR evacuation proctography in healthy and constipated adults

Puthanmadhom Narayanan, S., Sharma, M., Fletcher, J. G., Karwoski, R. A., Holmes, D. R. & Bharucha, A. E., Jul 2019, In : Neurogastroenterology and Motility. 31, 7, e13608.

Research output: Contribution to journalArticle

2 Scopus citations

Comparison of routine pelvic US and MR imaging in patients with pathologically confirmed endometriosis

Bartlett, D. J., Burkett, B. J., Burnett, T. L., Sheedy, S. P., Fletcher, J. G. & VanBuren, W. M., Jan 1 2019, In : Abdominal Radiology.

Research output: Contribution to journalArticle

2 Scopus citations

Comparison of two small bowel distending agents for enterography in pediatric small bowel imaging

Kolbe, A. B., Haas, L. A., Bartlett, D. J., Iyer, V. R., Thomas, K. B., Tung, J., Fidler, J. L. & Fletcher, J. G., Oct 1 2019, In : Abdominal Radiology. 44, 10, p. 3252-3262 11 p.

Research output: Contribution to journalArticle

1 Scopus citations

Computed Tomography Cholangiography Using the Magnetic Resonance Contrast Agent Gadoxetate Disodium: A Phantom Study

Dilger, S. K. N., Nelson, N., Venkatesh, S. K., Ehman, E., Fidler, J. L., Fletcher, J. G., McCollough, C. H. & Yu, L., Sep 1 2019, In : Investigative radiology. 54, 9, p. 572-579 8 p.

Research output: Contribution to journalArticle

Development of an Objective Model to Define Near-Term Risk of Ileocecal Resection in Patients with Terminal Ileal Crohn Disease

Grass, F., Fletcher, J. G., Alsughayer, A., Petersen, M., Bruining, D. H., Bartlett, D. J., Mathis, K. L. & Lightner, A. L., Oct 18 2019, In : Inflammatory bowel diseases. 25, 11, p. 1845-1853 9 p.

Research output: Contribution to journalArticle

Differences in the imaging of Crohn’s disease patients between North America and Europe: are we ready to bridge the divide?

Taylor, S. A., Rieder, F. & Fletcher, J. G., May 15 2019, In : Abdominal Radiology. 44, 5, p. 1637-1643 7 p.

Research output: Contribution to journalArticle

2 Scopus citations

Early Results of a Phase I Trial Using an Adipose-Derived Mesenchymal Stem Cell-Coated Fistula Plug for the Treatment of Transsphincteric Cryptoglandular Fistulas

Dozois, E., Lightner, A., Mathis, K. L., Chua, H. K., Kelley, S. R., Fletcher, J. G., Dietz, A. B., Friton, J. J., Butler, G. W. & Faubion, W. A., May 1 2019, In : Diseases of the colon and rectum. 62, 5, p. 615-622 8 p.

Research output: Contribution to journalArticle

6 Scopus citations

Evaluation of Lower-Dose Spiral Head CT for Detection of Intracranial Findings Causing Neurologic Deficits

Fletcher, J. G., DeLone, D. R., Kotsenas, A. L., Campeau, N. G., Lehman, V. T., Yu, L., Leng, S., Holmes, D. R., Edwards, P. K., Johnson, M. P., Michalak, G. J., Carter, R. E. & McCollough, C. H., Nov 1 2019, In : AJNR. American journal of neuroradiology. 40, 11, p. 1855-1863 9 p.

Research output: Contribution to journalArticle

Open Access

Findings of CT-Derived Bone Strength Assessment in Inflammatory Bowel Disease Patients Undergoing CT Enterography in Clinical Practice

Maldonado, F. J., Al Bawardy, B. F., Nehra, A. K., Lee, Y. S., Bruining, D. H., Adkins, M. C., Keaveny, T. M., Johnson, M. P., Fidler, J. L., McCollough, C. H. & Fletcher, J. G., May 4 2019, In : Inflammatory bowel diseases. 25, 6, p. 1072-1079 8 p.

Research output: Contribution to journalArticle

3 Scopus citations

High-Resolution Chest Computed Tomography Imaging of the Lungs: Impact of 1024 Matrix Reconstruction and Photon-Counting Detector Computed Tomography

Bartlett, D. J., Koo, C. W., Bartholmai, B. J., Rajendran, K., Weaver, J. M., Halaweish, A. F., Leng, S., McCollough, C. H. & Fletcher, J. G., Mar 1 2019, In : Investigative Radiology. 54, 3, p. 129-137 9 p.

Research output: Contribution to journalArticle

4 Scopus citations

Individualized Delay for Abdominal Computed Tomography Angiography Bolus-Tracking Based on Sequential Monitoring: Increased Aortic Contrast Permits Decreased Injection Rate and Lower Iodine Dose

Gutjahr, R., Fletcher, J. G., Lee, Y. S., Halaweish, A. F., Suresh, V., Weber, N. M., Vrtiska, T. J., Williamson, E. E., Schmidt, B. & McCollough, C. H., Jul 1 2019, In : Journal of computer assisted tomography. 43, 4, p. 612-618 7 p.

Research output: Contribution to journalArticle

2 Scopus citations

Mucinous appendiceal neoplasms: classification, imaging, and HIPEC

Bartlett, D. J., Thacker, P. G., Grotz, T. E., Graham, R., Fletcher, J. G., VanBuren, W. M., Iyer, V., Fidler, J. L., Menias, C. O., Wasif, N. & Sheedy, S. P., Jan 1 2019, (Accepted/In press) In : Abdominal Radiology.

Research output: Contribution to journalArticle

4 Scopus citations

Novel Imaging Approaches in Inflammatory Bowel Diseases

Deepak, P., Fowler, K. J., Fletcher, J. G. & Bruining, D. H., Jan 10 2019, In : Inflammatory Bowel Diseases. 25, 2, p. 248-260 13 p.

Research output: Contribution to journalArticle

1 Scopus citations

Photon-counting detector CT: System design and clinical applications of an emerging technology

Leng, S., Bruesewitz, M., Tao, S., Rajendran, K., Halaweish, A. F., Campeau, N. G., Fletcher, J. G. & McCollough, C. H., May 1 2019, In : Radiographics. 39, 3, p. 729-743 15 p.

Research output: Contribution to journalArticle

5 Scopus citations

Prior iterative reconstruction (PIR) to lower radiation dose and preserve radiologist performance for multiphase liver CT: a multi-reader pilot study

Mohammadinejad, P., Ehman, E. C., Vasconcelos, R. N., Venkatesh, S. K., Hough, D. M., Lowe, R., Lee, Y. S., Nehra, A., Dirks, S., Holmes, D. R., Carter, R. E., Schmidt, B., Halaweish, A. F., McCollough, C. H. & Fletcher, J. G., Jan 1 2019, (Accepted/In press) In : Abdominal Radiology.

Research output: Contribution to journalArticle

1 Scopus citations

Reducing radiation dose for multi-phase contrast-enhanced dual energy renal CT: pilot study evaluating prior iterative reconstruction

Navin, P. J., Kim, B., Wells, M., Khandelwal, A., Halaweish, A. F., Moen, T. R., Johnson, M. P., McCollough, S., Lee, Y. S., Leng, S., McCollough, C. H. & Fletcher, J. G., Jan 1 2019, (Accepted/In press) In : Abdominal Radiology.

Research output: Contribution to journalArticle

Reduction of Metal Artifacts and Improvement in Dose Efficiency Using Photon-Counting Detector Computed Tomography and Tin Filtration

Zhou, W., Bartlett, D. J., Diehn, F. E., Glazebrook, K. N., Kotsenas, A. L., Carter, R. E., Fletcher, J. G., McCollough, C. H. & Leng, S., Apr 1 2019, In : Investigative radiology. 54, 4, p. 204-211 8 p.

Research output: Contribution to journalArticle

8 Scopus citations

State of the art in abdominal CT: The limits of iterative reconstruction algorithms

Mileto, A., Guimaraes, L. S., McCollough, C. H., Fletcher, J. G. & Yu, L., Jan 1 2019, In : Radiology. 293, 3, p. 491-503 13 p.

Research output: Contribution to journalArticle

1 Scopus citations
2018

150-μm Spatial Resolution Using Photon-Counting Detector Computed Tomography Technology: Technical Performance and First Patient Images

Leng, S., Rajendran, K., Gong, H., Zhou, W., Halaweish, A. F., Henning, A., Kappler, S., Baer, M., Fletcher, J. G. & McCollough, C. H., Nov 1 2018, In : Investigative radiology. 53, 11, p. 655-662 8 p.

Research output: Contribution to journalArticle

20 Scopus citations

Aging, Obesity, and the Incidence of Diverticulitis: A Population-Based Study

Lee, T. H., Setty, P. T., Parthasarathy, G., Bailey, K. R., Wood-Wentz, C. M., Fletcher, J. G., Takahashi, N. M., Khosla, S., Moynagh, M. R., Zinsmeister, A. R. & Bharucha, A. E., Sep 1 2018, In : Mayo Clinic Proceedings. 93, 9, p. 1256-1265 10 p.

Research output: Contribution to journalArticle

5 Scopus citations

An expert consensus to standardise definitions, diagnosis and treatment targets for anti-fibrotic stricture therapies in Crohn's disease

Rieder, F., Bettenworth, D., Ma, C., Parker, C. E., Williamson, L. A., Nelson, S. A., van Assche, G., Di Sabatino, A., Bouhnik, Y., Stidham, R. W., Dignass, A., Rogler, G., Taylor, S. A., Stoker, J., Rimola, J., Baker, M. E., Fletcher, J. G., Panes, J., Sandborn, W. J., Feagan, B. G. & 1 others, Jairath, V., Aug 2018, In : Alimentary Pharmacology and Therapeutics. 48, 3, p. 347-357 11 p.

Research output: Contribution to journalArticle

27 Scopus citations

Breathe New Life Into Your Chest CT Exams: Using Advanced Acquisition and Postprocessing Techniques

Weber, N. M., Koo, C. W., Yu, L., Bartholmai, B. J., Halaweish, A. F., McCollough, C. H. & Fletcher, J. G., Jan 1 2018, (Accepted/In press) In : Current Problems in Diagnostic Radiology.

Research output: Contribution to journalArticle

1 Scopus citations

Clinical benefit of capsule endoscopy in Crohn's disease: Impact on patient management and prevalence of proximal small bowel involvement

Hansel, S. L., McCurdy, J. D., Barlow, J. M., Fidler, J., Fletcher, J. G., Becker, B., Prabhu, N. C., Faubion, W. A., Hanson, K. A., Kane, S. V., Kisiel, J. B., Loftus, Jr, E. V., Papadakis, K., Pardi, D. S., Raffals, L. E. H., Schoenoff, S., Tremaine, W. J. & Bruining, D. H., Jan 1 2018, In : Inflammatory Bowel Diseases. 24, 7, p. 1582-1588 7 p.

Research output: Contribution to journalArticle

9 Scopus citations

Computed Tomography and Magnetic Resonance Small Bowel Enterography: Current Status and Future Trends Focusing on Crohn Disease

Park, S. H., Ye, B. D., Lee, T. Y. & Fletcher, J. G., Jan 1 2018, (Accepted/In press) In : Gastroenterology Clinics of North America.

Research output: Contribution to journalArticle

3 Scopus citations

Computed Tomography Colonography vs Colonoscopy for Colorectal Cancer Surveillance After Surgery

Weinberg, D. S., Pickhardt, P. J., Bruining, D. H., Edwards, K., Fletcher, J. G., Gollub, M. J., Keenan, E. M., Kupfer, S. S., Li, T., Lubner, S. J., Markowitz, A. J. & Ross, E. A., Mar 1 2018, In : Gastroenterology. 154, 4, p. 927-934.e4

Research output: Contribution to journalArticle

7 Scopus citations

Computed Tomography Enterography

Sheedy, S. P., Kolbe, A. B., Fletcher, J. G. & Fidler, J. L., Jan 1 2018, (Accepted/In press) In : Radiologic Clinics of North America.

Research output: Contribution to journalArticle

3 Scopus citations

Consensus Recommendations for Evaluation, Interpretation, and Utilization of Computed Tomography and Magnetic Resonance Enterography in Patients With Small Bowel Crohn's Disease

Bruining, D. H., Zimmermann, E. M., Loftus, Jr, E. V., Sandborn, W. J., Sauer, C. G. & Fletcher, J. G., Jan 1 2018, (Accepted/In press) In : Gastroenterology.

Research output: Contribution to journalArticle

43 Scopus citations

CT for evaluation of acute gastrointestinal bleeding

Wells, M., Hansel, S. L., Bruining, D. H., Fletcher, J. G., Froemming, A. T., Barlow, J. M. & Fidler, J. L., Jul 1 2018, In : Radiographics. 38, 4, p. 1089-1107 19 p.

Research output: Contribution to journalArticle

9 Scopus citations

Detection and characterization of renal stones by using photon-counting-based CT

Marcus, R. P., Fletcher, J. G., Ferrero, A., Leng, S., Halaweish, A. F., Gutjahr, R., Vrtiska, T. J., Wells, M., Enders, F. T. & McCollough, C. H., Nov 1 2018, In : Radiology. 289, 2, p. 436-442 7 p.

Research output: Contribution to journalArticle

7 Scopus citations

Evaluation of projection- and dual-energy-based methods for metal artifact reduction in CT using a phantom study

Long, Z., Bruesewitz, M. R., Delone, D. R., Morris, J. M., Amrami, K. K., Adkins, M. C., Glazebrook, K. N., Kofler, J. M., Leng, S., McCollough, C. H., Fletcher, J. G., Halaweish, A. F. & Yu, L., Jan 1 2018, (Accepted/In press) In : Journal of Applied Clinical Medical Physics.

Research output: Contribution to journalArticle

4 Scopus citations

Imaging and surgical management of anorectal vaginal fistulas

Vanburen, W. M., Lightner, A., Kim, S. T., Sheedy, S. P., Woolever, M. C., Menias, C. O. & Fletcher, J. G., Sep 1 2018, In : Radiographics. 38, 5, p. 1385-1401 17 p.

Research output: Contribution to journalArticle

5 Scopus citations

J pouch: Imaging findings, surgical variations, natural history, and common complications

Reber, J. D., Barlow, J. M., Lightner, A., Sheedy, S. P., Bruining, D. H., Menias, C. O. & Fletcher, J. G., Jul 1 2018, In : Radiographics. 38, 4, p. 1073-1088 16 p.

Research output: Contribution to journalArticle

3 Scopus citations

Judging the J pouch: a pictorial review

Sheedy, S. P., Bartlett, D. J., Lightner, A., Trenkner, S. W., Bruining, D. H., Fidler, J. L., VanBuren, W. M., Menias, C. O., Reber, J. D. & Fletcher, J. G., Jan 1 2018, (Accepted/In press) In : Abdominal Radiology.

Research output: Contribution to journalArticle

1 Scopus citations

Normal values for assessment of anal sphincter morphology, anorectal motion, and pelvic organ prolapse with MRI in healthy women

Tirumanisetty, P., Prichard, D., Fletcher, J. G., Chakraborty, S., Zinsmeister, A. R. & Bharucha, A. E., Jan 1 2018, (Accepted/In press) In : Neurogastroenterology and Motility.

Research output: Contribution to journalArticle

13 Scopus citations

Observer performance with varying radiation dose and reconstruction methods for detection of hepatic metastases

Fletcher, J. G., Fidler, J. L., Venkatesh, S. K., Hough, D. M., Takahashi, N. M., Yu, L., Johnson, M., Leng, S., Holmes III, D. R., Carter, R. E. & McCollough, C. H., Nov 1 2018, In : Radiology. 289, 2, p. 455-464 10 p.

Research output: Contribution to journalArticle

8 Scopus citations

Predictors of Durability of Radiological Response in Patients with Small Bowel Crohn's Disease

Deepak, P., Fletcher, J. G., Fidler, J. L., Barlow, J. M., Sheedy, S. P., Kolbe, A. B., Harmsen, W. S., Therneau, T. M., Hansel, S. L., Becker, B. D., Loftus, Jr, E. V. & Bruining, D. H., Aug 16 2018, In : Inflammatory Bowel Diseases. 24, 9, p. 1815-1825 11 p.

Research output: Contribution to journalArticle

8 Scopus citations