Hepatic and Splenic Acoustic Radiation Force Impulse Shear Wave Velocity Elastography in Children with Liver Disease Associated with Cystic Fibrosis

Table 1

Williams ultrasound score [23].

Points	1	2	3
Parenchyma	Normal	Coarse	Irregular
Echogenicity; (periportal fibrosis)	None	Moderate	Severe
Liver edge	Smooth	Irregular	Nodular
Score	3 (normal)	>4 (hepatopathy)	9 (cirrhosis)