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Background and aim. There is a need to increase the available data on revision radical surgery for incidental gallbladder cancer and to determine factors influencing operability. We aimed to assess the impact of stage of disease (pT) and the type of primary surgery (laparoscopy versus open) on resectability rates. Material and methods. The data of 90 consecutive patients referred to the Tata Memorial Hospital between 1 January 2003 and 30 April 2007 for revision radical surgery for incidental gallbladder cancer were reviewed retrospectively. Results. Of the 90 patients who underwent revision surgery, accurate data on T-stage was available in 76, and of these 76 patients, 44 (57.8%) had prior laparoscopic simple cholecystectomy, while 32 (42.2%) had undergone open surgery. The median time interval between the two surgeries was 2 months (range 4 weeks to 11 months). By T-stage, 23 patients had T1b …