ultrasonic patterns were classified by a second examiner according to 5 hepatic criteria ( volume , outline , echogenicity , attenuation of the ultrasound beam , enlargement of caudate lobe ) and 3 extrahepatic criteria ( dilatation of the portal vein , ascites , splenomegaly ) , leading to a ultrasonic diagnosis .
C0020564
enlargement
C0038002
splenomegaly