Richard Lorne Ehman, MD

  • 21857 Citations
  • 75 Scopus h-Index
1983 …2020

Research output per year

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Research Output

2020

Imaging brain function with simultaneous BOLD and viscoelasticity contrast: fMRI/fMRE

Lan, P. S., Glaser, K. J., Ehman, R. L. & Glover, G. H., May 1 2020, In : NeuroImage. 211, 116592.

Research output: Contribution to journalArticle

Open Access

Influence of Age on Global and Regional Brain Stiffness in Young and Middle-Aged Adults

Takamura, T., Motosugi, U., Sasaki, Y., Kakegawa, T., Sato, K., Glaser, K. J., Ehman, R. L. & Onishi, H., Mar 1 2020, In : Journal of Magnetic Resonance Imaging. 51, 3, p. 727-733 7 p.

Research output: Contribution to journalArticle

2019

Immunotherapy response evaluation with magnetic resonance elastography (MRE) in advanced HCC

Qayyum, A., Hwang, K. P., Stafford, J., Verma, A., Maru, D. M., Sandesh, S., Sun, J., Pestana, R. C., Avritscher, R., Hassan, M. M., Amin, H., Rashid, A., Wistuba, I. I., Ehman, R. L., Ma, J. & Kaseb, A. O., Nov 28 2019, In : Journal for ImmunoTherapy of Cancer. 7, 1, 329.

Research output: Contribution to journalArticle

Magnetic Resonance Elastography in Primary Sclerosing Cholangitis: Interobserver Agreement for Liver Stiffness Measurement with Manual and Automated Methods

Hoodeshenas, S., Welle, C. L., Navin, P. J., Dzyubak, B., Eaton, J. E., Ehman, R. L. & Venkatesh, S. K., Jan 1 2019, In : Academic radiology.

Research output: Contribution to journalArticle

1 Scopus citations

Magnetic Resonance vs Transient Elastography Analysis of Patients With Nonalcoholic Fatty Liver Disease: A Systematic Review and Pooled Analysis of Individual Participants

Hsu, C., Caussy, C., Imajo, K., Chen, J., Singh, S., Kaulback, K., Le, M. D., Hooker, J., Tu, X., Bettencourt, R., Yin, M., Sirlin, C. B., Ehman, R. L., Nakajima, A. & Loomba, R., Mar 1 2019, In : Clinical Gastroenterology and Hepatology. 17, 4, p. 630-637.e8

Research output: Contribution to journalArticle

27 Scopus citations

Normal range for MR elastography measured liver stiffness in children without liver disease

Sawh, M. C., Newton, K. P., Goyal, N. P., Angeles, J. E., Harlow, K., Bross, C., Schlein, A. N., Hooker, J. C., Sy, E. Z., Glaser, K. J., Yin, M., Ehman, R. L., Sirlin, C. B. & Schwimmer, J. B., Jan 1 2019, (Accepted/In press) In : Journal of Magnetic Resonance Imaging.

Research output: Contribution to journalArticle

Normative values for magnetic resonance elastography-based liver stiffness in a healthy population

Obrzut, M., Atamaniuk, V., Obrzut, B., Ehman, R. L., Cholewa, M., Rzucidło, M., Pozaruk, A. & Gutkowski, K., Jan 1 2019, In : Polish Archives of Internal Medicine. 129, 5, p. 321-326 6 p.

Research output: Contribution to journalArticle

2 Scopus citations
5 Scopus citations

Soft tissue sarcoma stiffness and perfusion evaluation by MRE and DCE-MRI for radiation therapy response assessment: A technical feasibility study

Pepin, K., Grimm, R., Kargar, S., Howe, B. M., Fritchie, K., Frick, M., Wenger, D., Okuno, S. H., Ehman, R. L., McGee, K. P., James, S., Laack, N. N., Herman, M. & Pafundi, D., May 2 2019, In : Biomedical Physics and Engineering Express. 5, 4, 047003.

Research output: Contribution to journalArticle

1 Scopus citations

Validation and Refinement of Noninvasive Methods to Assess Hepatic Fibrosis: Magnetic Resonance Elastography Versus Enhanced Liver Fibrosis Index

Sherman, K. E., Abdel-Hameed, E. A., Ehman, R. L., Rouster, S. D., Campa, A., Martinez, S. S., Huang, Y., Zarini, G. G., Hernandez, J., Teeman, C., Tamargo, J., Liu, Q., Mandler, R. & Baum, M. K., Jan 1 2019, (Accepted/In press) In : Digestive Diseases and Sciences.

Research output: Contribution to journalArticle

1 Scopus citations
2018

3D MR Elastography of Hepatocellular Carcinomas as a Potential Biomarker for Predicting Tumor Recurrence

Wang, J., Shan, Q., Liu, Y., Yang, H., Kuang, S., He, B., Zhang, Y., Chen, J., Zhang, T., Glaser, K. J., Zhu, C., Chen, J., Yin, M., Venkatesh, S. K. & Ehman, R. L., Jan 1 2018, (Accepted/In press) In : Journal of Magnetic Resonance Imaging.

Research output: Contribution to journalArticle

3 Scopus citations

Assessment of advanced hepatic MR elastography methods for susceptibility artifact suppression in clinical patients

Wang, J., Glaser, K. J., Zhang, T., Shan, Q., He, B., Chen, J., Yin, M., Dzyubak, B., Kugel, J. L., Kruse, S. A., Grimm, R. C., Venkatesh, S. K. & Ehman, R. L., Apr 1 2018, In : Journal of Magnetic Resonance Imaging. 47, 4, p. 976-987 12 p.

Research output: Contribution to journalArticle

7 Scopus citations

Association Between Obesity and Discordance in Fibrosis Stage Determination by Magnetic Resonance vs Transient Elastography in Patients With Nonalcoholic Liver Disease

Caussy, C., Chen, J., Alquiraish, M. H., Cepin, S., Nguyen, P., Hernandez, C., Yin, M., Bettencourt, R., Cachay, E. R., Jayakumar, S., Fortney, L., Hooker, J., Sy, E., Valasek, M. A., Rizo, E., Richards, L., Brenner, D. A., Sirlin, C. B., Ehman, R. L. & Loomba, R., Jan 1 2018, (Accepted/In press) In : Clinical Gastroenterology and Hepatology.

Research output: Contribution to journalArticle

13 Scopus citations

Brain stiffens post mortem

Weickenmeier, J., Kurt, M., Ozkaya, E., de Rooij, R., Ovaert, T. C., Ehman, R. L., Butts Pauly, K. & Kuhl, E., Aug 1 2018, In : Journal of the Mechanical Behavior of Biomedical Materials. 84, p. 88-98 11 p.

Research output: Contribution to journalArticle

13 Scopus citations

In vivo characterization of 3D skull and brain motion during dynamic head vibration using magnetic resonance elastography

Yin, Z., Sui, Y., Trazasko, J. D., Rossman, P. J., Manduca, A., Ehman, R. L. & Huston, J. III., Dec 1 2018, In : Magnetic Resonance in Medicine. 80, 6, p. 2573-2585 13 p.

Research output: Contribution to journalArticle

1 Scopus citations

MR elastography analysis of glioma stiffness and IDH1-mutation status

Pepin, K. M., McGee, K. P., Forghanian-Arani, A., Lake, D. S., Glaser, K. J., Manduca, A., Parney, I. F., Ehman, R. L. & Huston, J., Jan 1 2018, In : American Journal of Neuroradiology. 39, 1, p. 31-36 6 p.

Research output: Contribution to journalArticle

14 Scopus citations

MR elastography in primary sclerosing cholangitis: correlating liver stiffness with bile duct strictures and parenchymal changes

Bookwalter, C. A., Venkatesh, S. K., Eaton, J. E., Smyrk, T. C. & Ehman, R. L., Apr 7 2018, (Accepted/In press) In : Abdominal Radiology. p. 1-11 11 p.

Research output: Contribution to journalArticle

6 Scopus citations
7 Scopus citations

Value of MRI in medicine: More than just another test?

van Beek, E. J. R., Kuhl, C., Anzai, Y., Desmond, P., Ehman, R. L., Gong, Q., Gold, G., Gulani, V., Hall-Craggs, M., Leiner, T., Lim, C. C. T., Pipe, J., Reeder, S., Reinhold, C., Smits, M., Sodickson, D. K., Tempany, C., Vargas, H. A. & Wang, M., Jan 1 2018, (Accepted/In press) In : Journal of Magnetic Resonance Imaging.

Research output: Contribution to journalArticle

9 Scopus citations

Waveguide effects and implications for cardiac magnetic resonance elastography: A finite element study

Manduca, A., Rossman, T. L., Lake, D. S., Glaser, K. J., Forghanian-Arani, A., Arunachalam, S. P., Rossman, P. J., Trazasko, J. D., Ehman, R. L., Dragomir Daescu, M. D. & Araoz, P. A., Jan 1 2018, (Accepted/In press) In : NMR in Biomedicine.

Research output: Contribution to journalArticle

2017

2017 RSNA Outstanding Researcher

Ehman, R. L., Dec 1 2017, In : Radiology. 285, 3, 1 p.

Research output: Contribution to journalArticle

A note of thanks

Ehman, R. L. & Klein, J. S., Jan 1 2017, In : Radiographics. 37, 1, p. 7-9 3 p.

Research output: Contribution to journalComment/debate

Application of modifed spinecho-based sequences for hepatic MR elastography: Evaluation, comparison with the conventional gradient-echo sequence, and preliminary clinical experience

Mariappan, Y. K., Dzyubak, B., Glaser, K. J., Venkatesh, S. K., Sirlin, C. B., Hooker, J., McGee, K. P. & Ehman, R. L., Mar 1 2017, In : Radiology. 282, 2, p. 390-398 9 p.

Research output: Contribution to journalArticle

25 Scopus citations
8 Scopus citations
1 Scopus citations
20 Scopus citations

Cardiac MR elastography using reduced-FOV, single-shot, spin-echo EPI

Sui, Y., Poigai Arunachalam, S., Forghanian-Arani, A., Trazasko, J. D., Young, P. M., Glockner, J., Glaser, K. J., Lake, D. S., McGee, K. P., Manduca, A., Rossman, P. J., Ehman, R. L. & Araoz, P. A., Jan 1 2017, (Accepted/In press) In : Magnetic Resonance in Medicine.

Research output: Contribution to journalArticle

1 Scopus citations

Chronic Phenotype Characterization of a Large-Animal Model of Hereditary Tyrosinemia Type 1

Elgilani, F., Mao, S. A., Glorioso, J. M., Yin, M., Iankov, I. D., Singh, A., Amiot, B., Rinaldo, P., Marler, R. J., Ehman, R. L., Grompe, M., Lillegard, J. B., Hickey, R. & Nyberg, S., Jan 1 2017, In : American Journal of Pathology. 187, 1, p. 33-41 9 p.

Research output: Contribution to journalArticle

7 Scopus citations
1 Scopus citations

Comparison of shear velocity dispersion in viscoelastic phantoms measured by ultrasound-based shear wave elastography and magnetic resonance elastography

Urban, M. W., Chen, J. & Ehman, R. L., Oct 31 2017, 2017 IEEE International Ultrasonics Symposium, IUS 2017. IEEE Computer Society, 8092418

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Scopus citations

Distinguishing between hepatic inflammation and fibrosis with MR elastography

Yin, M., Glaser, K. J., Manduca, A., Mounajjed, T., Malhi, H. M., Simonetto, D., Wang, R., Yang, L., Mao, S. A., Glorioso, J. M., Elgilani, F. M., Ward, C. J., Harris, P. C., Nyberg, S., Shah, V. & Ehman, R. L., Sep 1 2017, In : Radiology. 284, 3, p. 694-705 12 p.

Research output: Contribution to journalArticle

34 Scopus citations

Evaluation of hepatic fibrosis: a review from the society of abdominal radiology disease focus panel

Horowitz, J. M., Venkatesh, S. K., Ehman, R. L., Jhaveri, K., Kamath, P. S., Ohliger, M. A., Samir, A. E., Silva, A. C., Taouli, B., Torbenson, M., Wells, M., Yeh, B. & Miller, F. H., Aug 1 2017, In : Abdominal Radiology. 42, 8, p. 2037-2053 17 p.

Research output: Contribution to journalReview article

31 Scopus citations

Invivo assessment of systolic and diastolic myocardial stiffness in pigs using 3d cardiac magnetic resonance elastography

Arunachalam, S. P., Forghanian-Arani, A., Glaser, K. J., Ehman, R. L. & Araoz, P. A., Jan 1 2017, 54th Annual Rocky Mountain Bioengineering Symposium, RMBS 2017 and 54th International ISA Biomedical Sciences Instrumentation Symposium 2017. International Society of Automation (ISA), Vol. 2017-March.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

11 Scopus citations

Magnetic resonance elastography is accurate in detecting advanced fibrosis in autoimmune hepatitis

Wang, J., Malik, N., Yin, M., Smyrk, T. C., Czaja, A. J., Ehman, R. L. & Venkatesh, S. K., Feb 7 2017, In : World Journal of Gastroenterology. 23, 5, p. 859-868 10 p.

Research output: Contribution to journalArticle

17 Scopus citations
18 Scopus citations

MR elastography of hepatocellular carcinoma: Correlation of tumor stiffness with histopathology features—Preliminary findings

Thompson, S. M., Wang, J., Chandan, V. S., Glaser, K. J., Roberts, L. R., Ehman, R. L. & Venkatesh, S. K., Apr 1 2017, In : Magnetic Resonance Imaging. 37, p. 41-45 5 p.

Research output: Contribution to journalArticle

19 Scopus citations

MR elastography of the brain and its application in neurological diseases

Murphy, M., Huston, J. III. & Ehman, R. L., 2017, (Accepted/In press) In : NeuroImage.

Research output: Contribution to journalArticle

12 Scopus citations

Quantitative assessment of lung stiffness in patients with interstitial lung disease using MR elastography

Marinelli, J. P., Levin, D. L., Vassallo, R., Carter, R. E., Hubmayr, R. D., Ehman, R. L. & McGee, K. P., Aug 1 2017, In : Journal of Magnetic Resonance Imaging. 46, 2, p. 365-374 10 p.

Research output: Contribution to journalArticle

15 Scopus citations

Regional assessment of in vivo myocardial stiffness using 3D magnetic resonance elastography in a porcine model of myocardial infarction

Arunachalam, S. P., Forghanian-Arani, A., Baffour, F., Rysavy, J. A., Rossman, P. J., Glaser, K. J., Lake, D. S., Trazasko, J. D., Manduca, A., McGee, K. P., Ehman, R. L. & Araoz, P. A., 2017, (Accepted/In press) In : Magnetic Resonance in Medicine.

Research output: Contribution to journalArticle

6 Scopus citations
7 Scopus citations

Repeatability of MR elastography of liver: A meta-analysis

Serai, S. D., Obuchowski, N. A., Venkatesh, S. K., Sirlin, C. B., Miller, F. H., Ashton, E., Cole, P. E. & Ehman, R. L., Oct 1 2017, In : Radiology. 285, 1, p. 92-100 9 p.

Research output: Contribution to journalArticle

30 Scopus citations