Choledochal cyst Type IV - MRI features

Coronal HASTE

Axial T1

Axial T2

             3D MIP                                    

3D MIP
38 year old female patient who presented with abdominal pain and had an ultrasound which showed dilatation of the CBD and IHRD.

MRCP showed cystic dilatation of the intrahepatic biliary ducts (arrow) with cystic dilatation of the common hepatic and bile duct (*) upto the lower third.

Diagnosis - Choledochal cyst - Type IVA

Reference:

http://radiopaedia.org/articles/choledochal_cyst