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Munseok Choi,Dai Hoon Han,Jin Sub Choi,Gi Hong Choi 한국간담췌외과학회 2022 Annals of hepato-biliary-pancreatic surgery Vol.26 No.2
Backgrounds/Aims: It is generally accepted that non-anatomical resection (NAR) in colorectal liver metastasis (CRLM) has comparable safety and efficacy compared to anatomical resection (AR); however, there are reports that AR may have better outcomes in KRAS mutated CRLM. This study aimed to determine the effects of KRAS mutations and surgical techniques on survival outcomes in CRLM patients. Methods: Two hundred fifty patients who underwent hepatic resection of CRLM with known KRAS mutational status between 2007 and 2018 were analyzed. A total of 94 KRAS mutated CRLM and 156 KRAS wild-type CRLM were subdivided by surgical approach and compared for short- and long-term outcomes. Results: In both KRAS wild-type and mutated type, there was no difference in estimated blood loss, postoperative complications, and 30-day mortality. There was no difference in disease-free survival (DFS) between AR and NAR in both groups (p = 0.326, p = 0.954, respectively). Finally, there was no difference in intrahepatic DFS between AR and NAR groups in both the KRAS groups (p = 0.165, p = 0.516, respectively). Conclusions: The presence of KRAS mutation may not be a significant factor when deciding the approach in simultaneous resection of CRLM.
Munseok Choi,Suk Jun Lee,Dong-Min Shin,Ho Kyoung Hwang,Woo Jung Lee,Chang Moo Kang 한국간담췌외과학회 2020 Annals of hepato-biliary-pancreatic surgery Vol.24 No.4
Typical treatment for recurrent pancreatic cancer is potent chemotherapy or chemoradiotherapy. However, recent clinical investigations suggest a potential therapeutic role of local resection in recurrent pancreatic cancer. Based on accumulating surgical experience of minimally invasive pancreatectomy, we report cases of two patients who underwent successful laparoscopic re-resection of isolated local recurrence following laparoscopic radical pancreatectomy for pancreatic cancer.