BISUBSEGMENTAL LIVER RESECTION FOR GALLBLADDER CANCER

Backgrounds/Aims: The ultimate goal was to determine the therapeutic v alue and indications of resection of segment IV inferior and segment V in patients with advanced gallbladder cancer; Methodology: Indication s for systematic resection of the liver, particularly segment IV infer ior and segment Vas defined by Couinaud (1) or Healey (2), in patients with advanced gallbladder cancer, were examined in a total of 201 pat ients with advanced gallbladder cancer who underwent surgical resectio n were studied. Results: All primary tumors invaded the subserosa of-t he gallbladder wall or deeper. Liver invasion and liver metastasis wer e studied clinicopathologically, and the Long-term outcome was analyze d according to the procedure used for liver resection. Conclusion: The clinicopathological result suggests that resection of-segment IV infe rior and segment V of the liver may be beneficial in patients with liv er bed type invasion less than 20 mm in, depth.