TABLE 3.

Reported sonication parameters for selected publications investigating the use of magnetic resonance-acoustic radiation force imaging (MR-ARFI).

	Acoustic power/pressure/intensity	Frequency	Temperature rise
McDannold and Maier (2008)	<4.1 W (linear regime)	1.63 MHz	0.2–0.5°C (in phantom and kidney ex vivo)
Larrat et al. (2010a)	<3.5 MPa	1.5 MHz	Not reported for MR-ARFI
Hertzberg et al. (2010)	Not specified	220 kHz	<1°C (in vivo; estimated)
Kaye et al. (2011)	<246 W cm–2	550 kHz	No temperature rise detected (ex vivo)
Marsac et al. (2012)	172 W cm–2	1 MHz	Not reported