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Related Concept Videos

Ultrasound II: Endoscopic Ultrasound and FibroScan01:25

Ultrasound II: Endoscopic Ultrasound and FibroScan

Endoscopic Ultrasound (EUS) and FibroScan are valuable diagnostic tools in gastroenterology and hepatology, each with specific applications and techniques.
Endoscopic Ultrasound (EUS):
Ultrasonography01:17

Ultrasonography

Ultrasonography is an imaging technique that uses high-frequency sound waves to visualize the body's internal structures. It is a non-invasive and safe procedure that does not involve the use of ionizing radiation, making it widely used in various medical fields. Ultrasonography is used to study heart function, blood flow in the neck or extremities, certain conditions such as gallbladder disease, and fetal growth and development.
During an ultrasonography procedure, a handheld device called a...
Imaging Studies II: Ultrasonography01:24

Imaging Studies II: Ultrasonography

IntroductionUltrasonography, or renal ultrasound, is a noninvasive medical imaging technique that uses high-frequency sound waves to visualize the kidneys, ureters, bladder, and surrounding tissues.Indications for Urinary System UltrasonographyUrinary system ultrasonography is indicated in various clinical scenarios, such as:Kidney Stones (Urolithiasis): To detect and monitor the size and presence of kidney or urinary tract stones.Hydronephrosis: To assess the dilation of the renal pelvis and...

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Related Experiment Video

Updated: Jun 28, 2026

Magnetic Resonance Elastography Methodology for the Evaluation of Tissue Engineered Construct Growth
12:18

Magnetic Resonance Elastography Methodology for the Evaluation of Tissue Engineered Construct Growth

Published on: February 9, 2012

MR elastography.

L Huwart1, B E van Beers

  • 1Department of Radiology, Hôpital Saint-Joseph, Université René Descartes, Paris, France. huwart.laurent@wanadoo.fr

Gastroenterologie Clinique Et Biologique
|December 17, 2008
PubMed
Summary
This summary is machine-generated.

Magnetic resonance elastography offers a more accurate, comprehensive assessment of liver fibrosis compared to ultrasound elastography. This advanced imaging technique can also detect other liver conditions beyond fibrosis.

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Implementation of Non-invasive Point of Care Transient Elastography for Evaluation of Liver Disease in Pediatric Populations with Cystic Fibrosis
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Implementation of Non-invasive Point of Care Transient Elastography for Evaluation of Liver Disease in Pediatric Populations with Cystic Fibrosis

Published on: August 29, 2025

Related Experiment Videos

Last Updated: Jun 28, 2026

Magnetic Resonance Elastography Methodology for the Evaluation of Tissue Engineered Construct Growth
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Magnetic Resonance Elastography Methodology for the Evaluation of Tissue Engineered Construct Growth

Published on: February 9, 2012

Implementation of Non-invasive Point of Care Transient Elastography for Evaluation of Liver Disease in Pediatric Populations with Cystic Fibrosis
05:56

Implementation of Non-invasive Point of Care Transient Elastography for Evaluation of Liver Disease in Pediatric Populations with Cystic Fibrosis

Published on: August 29, 2025

Area of Science:

  • Medical Imaging
  • Biophysics
  • Hepatology

Background:

  • Hepatic fibrosis stiffens the liver, detectable via elastography.
  • Magnetic resonance (MR) elastography is an emerging technique for assessing tissue viscoelasticity.
  • Transient ultrasound elastography (FibroScan) is a current standard for liver stiffness measurement.

Purpose of the Study:

  • To evaluate the efficacy of MR elastography in detecting and staging liver fibrosis.
  • To compare the advantages and limitations of MR elastography versus transient ultrasound elastography.
  • To explore the potential of MR elastography in identifying other liver conditions affecting elasticity.

Main Methods:

  • Utilized MR elastography to measure viscoelastic properties of liver tissue.
  • Compared MR elastography performance with transient ultrasound elastography.
  • Analyzed three-dimensional displacement vectors for precise viscoelastic parameter assessment.

Main Results:

  • MR elastography demonstrated higher accuracy in staging liver fibrosis than transient ultrasound elastography.
  • MR elastography can evaluate larger liver volumes and is suitable for obese patients and those with ascites.
  • Animal studies indicated MR elastography can detect increased liver elasticity due to inflammation and myofibroblast activation, not solely fibrosis.

Conclusions:

  • MR elastography is a more accurate tool for liver fibrosis staging.
  • MR elastography offers technical advantages over ultrasound elastography, including broader applicability.
  • MR elastography may play a complementary role to ultrasound elastography, particularly for monitoring treatment response and early detection of chronic liver diseases like steatohepatitis.