Fig. 1From: The severity of portal hypertension by a non-invasive assessment: acoustic structure quantification analysis of liver parenchymaAcoustic structure quantification (ASQ) analysis images obtained from a patient with portal hypertension, right lobe of liver. a Histogram display of the right lobe; b the corresponding ASQ curve for the difference ratio (Cm2). The red curve represents the value of Cm2 in the region of interest; higher inhomogeneous inconsistent values are indicated by the blue curveBack to article page