Diagnostic Advances
Copyright ©The Author(s) 2017.
World J Gastroenterol. Apr 28, 2017; 23(16): 2832-2840
Published online Apr 28, 2017. doi: 10.3748/wjg.v23.i16.2832
Table 1 Summary of the technical features of the various elastographic techinques
TechniquePhysical characteristic measuredExcitation method
Strain elastography/UEIStrainManual compression (operator pressure, cardiovascular pulse, breathing movements)
ARFI imagingStrainAcoustic radiation force impulse
Shear wave elastographyShear wave speedAcoustic radiation force impulse
Point-shear wave speed measurement
Shear wave speed imaging
Transient elastographyShear wave speedControlled external vibration