Patient No. Real-time quantitative RT-PCR   (cell/100ml) T* N* Recurrent pattern Disease-free Period (months) Laparotomy After LN resection After pancreatectomy After       EIPL         Pancreatic cancer  1 negative negative negative NA 3 0 none alive  2 negative negative 135 negative 2 1 liver 6  3 negative negative 285 negative 3 0 none alive  4 negative 950 2313 negative 3 1 liver 4  5 negative negative negative NA 2 0 liver 4  6 negative 851 783 negative 4 1 lung 13 Pancreatic cancer with peritoneal dissemination 1 5210 ND ND NA 4 1 peritoneal 0 Pancreatitis  1 negative negative negative NA   EIPL: extensive intraoperative peritoneal lavage therapy, LN: lymph node, *UICC classification, NA: EIPL therapy was not applicable, ND: not done.

Table 1: Real-time quantitative RT-PCR of peritoneal lavage fluid in serial surgical procedures.