Transient elastography: a new noninvasive method for assessment of hepatic fibrosisLaurent Sandrin
Echosens, Paris, France
Ultrasound Med Biol 29:1705-13. 2003
..88 and 0.99 for the diagnosis of patients with significant fibrosis (>/= F2) and with cirrhosis ( = F4), respectively. The Fibroscan is a noninvasive, painless, rapid and objective method to quantify liver fibrosis...
- The role of the coupling term in transient elastography
Laurent Sandrin
Echosens, Research and Development Department, 42 rue Monge, 75005 Paris, France
J Acoust Soc Am 115:73-83. 2004
..Results presented in this paper provide a better understanding of the role of the coupling term in elastography and should be used to compensate diffraction and coupling effects observed in transient elastography...
Real-time chirp-coded imaging with a programmable ultrasound biomicroscopeMatteo R Bosisio
Laboratoire d Imagerie Paramétrique UMR 7623, Université Pierre et Marie Curie UPMC Paris 6 and CNRS, Paris, France
IEEE Trans Biomed Eng 57:654-64. 2010
..Real-time impulse and chirp-coded imaging (at 10-5 frames/s) are demonstrated in the mouse, in vivo. The system's open structure favors test and implementation of new sequences...
- Measurement of the skin-liver capsule distance on ultrasound RF data for 1D transient elastography
Stéphane Audière
INSTITUT TELECOM, TELECOM ParisTech, CNRS LTCI, Paris, France
Med Image Comput Comput Assist Interv 13:34-41. 2010
..The proposed algorithm works in real-time and is suitable for VCTETM scanning protocol setup...
Cross-validation of magnetic resonance elastography and ultrasound-based transient elastography: a preliminary phantom studyJennifer Oudry
Echosens, Research and Development Department, Paris, France
J Magn Reson Imaging 30:1145-50. 2009
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- Ultrasound-based transient elastography compared to magnetic resonance elastography in soft tissue-mimicking gels
Jennifer Oudry
Institut de Mecanique des Fluides et des Solides, CNRS Université Louis Pasteur, UMR 7507, Strasbourg, France
Phys Med Biol 54:6979-90. 2009
..This study demonstrates that under the assumption of homogeneous media that are significantly more elastic than viscous, quantitative results obtained by both methods are comparable...
- Simulation of shear wave propagation in a soft medium using a pseudospectral time domain method
Cécile Bastard
INSERM U930, CNRS ERL 3106, Universite Francois Rabelais de Tours, 10 boulevard Tonnelle, 37032 Tours, France
J Acoust Soc Am 126:2108-16. 2009
..Displacements obtained experimentally using transient elastography are presented, compared with simulation results, and discussed...
- Assessment of elastic parameters of human skin using dynamic elastography
Jean-Luc Gennisson
Laboratoire Ondes et Acoustique, , , , Paris, Cedex 05, France
IEEE Trans Ultrason Ferroelectr Freq Control 51:980-9. 2004
..Second, data were acquired in vivo on human forearms. As expected, Young's modulus was found to be higher in the dermis than in the hypodermis and other soft tissues...
- Controlled attenuation parameter (CAP): a novel VCTE™ guided ultrasonic attenuation measurement for the evaluation of hepatic steatosis: preliminary study and validation in a cohort of patients with chronic liver disease from various causes
Magali Sasso
R and D Department, Echosens, Paris, France
Ultrasound Med Biol 36:1825-35. 2010
..Furthermore, results show that CAP can efficiently separate several steatosis grades. These promising results suggest that CAP is a noninvasive, immediate, objective and efficient method to detect and quantify steatosis...
- Transient micro-elastography: A novel non-invasive approach to measure liver stiffness in mice
Cécile Bastard
Echosens, Research and Development Department, Paris, France
World J Gastroenterol 17:968-75. 2011
..To develop and validate a transient micro-elastography device to measure liver stiffness (LS) in mice...
- Ultrafast compound imaging for 2-D motion vector estimation: application to transient elastography
Mickael Tanter
Laboratoire Ondes et Acoustique, ESPCI, Universite Paris VII, UMR CNRS 7587, France
IEEE Trans Ultrason Ferroelectr Freq Control 49:1363-74. 2002
..The variance of the estimates is finally improved by tilting the emitting plane wave at each insonification, thus allowing reception of successive decorrelated speckle patterns...
- Shear elasticity probe for soft tissues with 1-D transient elastography
Laurent Sandrin
Laboratoire Ondes et Acoustique, Ecole Superieure de Physique et Chimie Industrielles de la Ville de Paris, Universite Denis Diderot, CNRS UMR 7587, France
IEEE Trans Ultrason Ferroelectr Freq Control 49:436-46. 2002
..The results obtained with the new method are in good agreement with those obtained with the conventional one...
- Shear modulus imaging with 2-D transient elastography
Laurent Sandrin
Laboratoire Ondes et Acoustique, Ecole Superieure de Physique et Chimie Industrielles de la Ville de Paris, Universite Denis Diderot, CNRS UMR 7587, France
IEEE Trans Ultrason Ferroelectr Freq Control 49:426-35. 2002
..An inversion algorithm is used to recover the shear modulus map from the spatio-temporal data, and the first experimental results obtained from tissue-equivalent materials are presented...
- Liver stiffness measurement in children using FibroScan: feasibility study and comparison with Fibrotest, aspartate transaminase to platelets ratio index, and liver biopsy
Victor de Ledinghen
INSERM, Universite Victor Segalen Bordeaux 2, Bordeaux, France
J Pediatr Gastroenterol Nutr 45:443-50. 2007
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