Professor, Diagnostic Radiology, Mayo Medical School
Radiology
Dr. Richard L. Ehman, MD
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Richard Ehman is an expert in the field of Radiology. He researched medicine at University of Saskatchewan College of Medicine. He over the years received 1 awards: "Elected Member". Richard Ehman is a published physician. He published 102 publications, including: 'Quantitative 3D magnetic resonance elastography: Comparison with dynamic mechanical analysis.'
Publications
- Quantification of regional aortic stiffness using MR elastography: A phantom and ex-vivo porcine aorta study.
- Magnetic resonance elastography of frontotemporal dementia.
- MR Elastography Demonstrates Increased Brain Stiffness in Normal Pressure Hydrocephalus.
- Slip Interface Imaging Predicts Tumor-Brain Adhesion in Vestibular Schwannomas.
- Automated liver elasticity calculation for MR elastography.
- Magnetic resonance elastography: evaluation of new inversion algorithm and quantitative analysis method.
- Non-invasive detection of liver fibrosis: MR imaging features vs. MR elastography.
- Diagnostic Performance of Magnetic Resonance Elastography in Staging Liver Fibrosis: A Systematic Review and Meta-analysis of Individual Participant Data.
- Measuring the effects of aging and sex on regional brain stiffness with MR elastography in healthy older adults.
- Ezetimibe for the treatment of nonalcoholic steatohepatitis: Assessment by novel MRI and MRE in a randomized trial (MOZART Trial).
- Magnetic resonance elastography of abdomen.
- Cross-vendor validation of liver magnetic resonance elastography.
- Patents and Pasteur: Why new metrics may point to imaging science as a model for innovation.
- Noninvasive assessment of liver fibrosis using ultrasound-based shear wave measurement and comparison to magnetic resonance elastography.
- Patents as proxies: NIH hubs of innovation.
- MR elastography derived shear stiffness-a new imaging biomarker for the assessment of early tumor response to chemotherapy.
- Feasibility of using 3D MR elastography to determine pancreatic stiffness in healthy volunteers.
- Role of Magnetic Resonance Elastography in compensated and decompensated liver disease.
- Liver Stiffness Is Associated With Risk of Decompensation, Liver Cancer, and Death in Patients With Chronic Liver Diseases: A Systematic Review and Meta-analysis.
- Magnetic Resonance Elastography of the Liver in Patients Status-Post Fontan Procedure: Feasibility and Preliminary Results.
- Assessment of in vivo laser ablation using MR elastography with an inertial driver.
- Magnetic resonance imaging of pediatric muscular disorders: recent advances and clinical applications.
- Advanced Fibrosis in Nonalcoholic Fatty Liver Disease: Noninvasive Assessment with MR Elastography.
- Preoperative assessment of meningioma stiffness using magnetic resonance elastography.
- Magnetic resonance elastography of liver: Technique, analysis, and clinical applications.
- Hepatic and splenic stiffness augmentation assessed with MR elastography in an in vivo porcine portal hypertension model.
- Magnetic resonance elastography noninvasively detects in vivo renal medullary fibrosis secondary to swine renal artery stenosis.
- MR elastography of the human abdominal aorta: A preliminary study.
- Automated liver stiffness measurements with magnetic resonance elastography.
- Magnetic resonance assessment of parenchymal elasticity in normal and edematous, ventilator-injured lung.
- MR elastography in renal transplant patients and correlation with renal allograft biopsy: a feasibility study.
- Pediatric MR elastography of hepatic fibrosis: principles, technique and early clinical experience.
- Assessment of stiffness changes in the ex vivo porcine aortic wall using magnetic resonance elastography.
- MR elastography of the in vivo abdominal aorta: A feasibility study for comparing aortic stiffness between hypertensives and normotensives.
- Effects of gadoxetic acid on liver elasticity measurement by using magnetic resonance elastography.
- Test-retest repeatability of MR elastography for noninvasive liver fibrosis assessment in hepatitis C.
- Decreased brain stiffness in alzheimer's disease determined by magnetic resonance elastography.
- Dynamic Postprandial Hepatic Stiffness Augmentation Assessed With MR Elastography in Patients With Chronic Liver Disease.
- MR elastography of human lung parenchyma: Technical development, theoretical modeling and in vivo validation.
- Magnetic resonance elastography of the lung parenchyma in an in situ porcine model with a noninvasive mechanical driver: correlation of shear stiffness with trans-resp...
- In vivo assessment of MR elastography-derived effective end-diastolic myocardial stiffness under different loading conditions.
- Noninvasive In Vivo Assessment of Renal Tissue Elasticity During Graded Renal Ischemia Using MR Elastography.
- Early Detection of Nonalcoholic Steatohepatitis in Patients with Nonalcoholic Fatty Liver Disease by Using MR Elastography.
- Assessment of chronic hepatitis and fibrosis: comparison of MR elastography and diffusion-weighted imaging.
- Magnetic resonance elastography of uterine leiomyomas: a feasibility study.
- Magnetic resonance elastography as a method for the assessment of effective myocardial stiffness throughout the cardiac cycle.
- MR elastography of the ex vivo bovine globe.
- Magnetic resonance elastography: a review.
- Vibration imaging for localization of functional compartments of the extrinsic flexor muscles of the hand.
- High-frequency mode conversion technique for stiff lesion detection with magnetic resonance elastography (MRE).
- Magnetic resonance elastography: Inversions in bounded media.
- Development and application of magnetic resonance elastography of the normal and pathological thyroid gland in vivo.
- Cross-validation of magnetic resonance elastography and ultrasound-based transient elastography: a preliminary phantom study.
- Science to practice: can MR elastography be used to detect early steatohepatitis in fatty liver disease?
- Cyclic motion encoding for enhanced MR visualization of slip interfaces.
- Evaluation of a rapid, multiphase MRE sequence in a heart-simulating phantom.
- MR elastography as a method for the assessment of myocardial stiffness: comparison with an established pressure-volume model in a left ventricular model of the heart.
- Feasibility of in vivo MR elastographic splenic stiffness measurements in the assessment of portal hypertension.
- Advanced MRI methods for assessment of chronic liver disease.
- Abdominal magnetic resonance elastography.
- Feasibility of quantifying the mechanical properties of lung parenchyma in a small-animal model using (1)H magnetic resonance elastography (MRE).
- Magnetic resonance elastography with a phased-array acoustic driver system.
- Phase-contrast MRI-based elastography technique detects early hypertensive changes in ex vivo porcine aortic wall.
- Bioengineering and Imaging Research Opportunities Workshop V: a summary on Imaging and Characterizing Structure and Function in Native and Engineered Tissues.
- Bioengineering and imaging research opportunities workshop V: a summary.
- Bioengineering and imaging research opportunities workshop V: summary of findings on imaging and characterizing structure and function in native and engineered tissues.
- Diffraction-biased shear wave fields generated with longitudinal magnetic resonance elastography drivers.
- MR elastography of liver tumors: preliminary results.
- Rapid magnetic resonance elastography of muscle using one-dimensional projection.
- Characterization of the dynamic shear properties of hyaline cartilage using high-frequency dynamic MR elastography.
- Magnetic resonance imaging of hepatic fibrosis: emerging clinical applications.
- Magnetic resonance elastography of the brain.
- Assessment of hepatic fibrosis with magnetic resonance elastography.
- Thigh muscle stiffness assessed with magnetic resonance elastography in hyperthyroid patients before and after medical treatment.
- Quantitative assessment of hepatic fibrosis in an animal model with magnetic resonance elastography.
- Blueprint for imaging in biomedical research.
- Developments in dynamic MR elastography for in vitro biomechanical assessment of hyaline cartilage under high-frequency cyclical shear.
- Applications of magnetic resonance elastography to healthy and pathologic skeletal muscle.
- MR elastography of the liver: preliminary results.
- Rapid MR elastography using selective excitations.
- Determination of thigh muscle stiffness using magnetic resonance elastography.
- Differential effects of pre-tension on shear wave propagation in elastic media with different boundary conditions as measured by magnetic resonance elastography and fi...
- Stiffness-weighted magnetic resonance imaging.
- MR histological correlation: a method for cutting specimens along the imaging plane in animal or ex vivo experiments.
- Fiducial markers for MR histological correlation in ex vivo or short-term in vivo animal experiments: a screening study.
- CT fluoroscopy-guided biopsy of the lung or upper abdomen with a breath-hold monitoring and feedback system: a prospective randomized controlled clinical trial.
- A finite element model for analyzing shear wave propagation observed in magnetic resonance elastography.
- Lorentz-force-induced motion in conductive media.
- Quantitative shear wave magnetic resonance elastography: comparison to a dynamic shear material test.
- Mechanical transient-based magnetic resonance elastography.
- Motion-correction techniques for standing equine MRI.
- Evaluation of renal parenchymal disease in a rat model with magnetic resonance elastography.
- On the feasibility of elastic wave visualization within polymeric solids using magnetic resonance elastography.
- Noninvasive muscle tension measurement using the novel technique of magnetic resonance elastography (MRE).
- Shear stiffness estimation using intravoxel phase dispersion in magnetic resonance elastography.
- Intermittent-mode CT fluoroscopy-guided biopsy of the lung or upper abdomen with breath-hold monitoring and feedback: system development and feasibility.
- Evaluation of healthy and diseased muscle with magnetic resonance elastography.
- Motion correction using the k-space phase difference of orthogonal acquisitions.
- Wrist: improved MR imaging with optimized transmit-receive coil design.
- Quantitative 3D magnetic resonance elastography: Comparison with dynamic mechanical analysis.
- Novel 3D Magnetic Resonance Elastography for the Noninvasive Diagnosis of Advanced Fibrosis in NAFLD: A Prospective Study.
Schools
University Of Saskatchewan College Of Medicine
Foothills Hospital
University Calif
Doctors Specialties
- Diagnostic Radiology
- Radiology
Accepted Insurances
Awards
- Elected Member
Education
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Mayo School of Graduate Medical Education -
University of Saskatchewan College of Medicine
Hospital
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Mayo Clinic - Rochester, Minnesota
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