Bile duct diameter-US prediction of abnormality

Predictive Value of Bile Duct Dimensions Measured by Ultrasound in Neonates Presenting With Cholestasis

Fitzpatrick, E; Jardine, R; Farrant, P; Karani, J; Davenport, M; Mieli-Vergani, G; Baker, A

http://journals.lww.com/jpgn/Abstract/2010/07000/Predictive_Value_of_Bile_Duct_Dimensions_Measured.11.aspx
Conclusions: Bile duct dilatation <3>4 mm is likely to be associated with choledochal malformation or need for intervention. The intermediate group is likely to be associated with inspissated bile syndrome following resolution of which innocent biliary dilatation may persist.