Preoperative imaging does not predict intrahepatic involvement in choledochal cysts.
Acker SN, Bruny JL, Narkewicz MR, Roach JP, Rogers A, Karrer FM. Preoperative imaging does not predict intrahepatic involvement in choledochal cysts. J Pediatr Surg. 2013 Dec; 48(12):2378-82.