Congenital cystic lesions of the biliary tree.

OBJECTIVE

The purpose of this essay is to illustrate the imaging findings of congenital cystic lesions of the biliary tract.

CONCLUSION

Congenital cystic lesions of the biliary tract include ductal plate malformations and choledochal cysts and can be recognized with characteristic imaging findings and basic knowledge of the embryologic development of the biliary tree.