Changes of duplex parameters and splenic size in liver transplant recipients during a long period of observation

Table 3 Ultrasound findings and complications in liver graft recipients

US finding	US frequency in this study (%)	Reported frequency (%)
Thrombosis of the hepatic artery	0.4	12 [21]
Stenosis of the hepatic artery	1.9	3–5 [8]
Stenosis of the portal vein	2.7	1–6.2 [3,17]
Biliary complications generally	22.3	18 [22]
Bile duct dilatations	17.7	7.3–48.8 [20]
Thickening of bile ducts	6.9
Abscess	0.8
Calculi of biliary system	6.2	36.6 [20]
Bile duct stricture	0.4	5–14 [21]
Ascites	5.4
Splenomegaly	43.8

US, ultrasound.