Final stone extracting result Stone location n Rate% Choledocholithiasis (n = 69) 69 100 Hepatolithiasis (n = 10) 4 40, 0 Choledocholithiasis combined to hepatolithiasis (n = 28) 24 85, 7 General (n = 107) 97 90, 7 Comments: The rate of stone clearance had only reached to 40% for hepatolithiasis, but 100% for choledocholithiasis.