Q2 Committee: David Geller, Giulio Belli, Bjørn Edwin, Paulo Herman, Daniel Cherqui Q2: What are the comparative long term outcomes of LLR and OLR? (minor and major) Recommendations: 1. No RCT have been published to date comparing LLR to OLR 2. The best data comes from case-cohort matched studies comparing LLR to OLR for HCC or limited mCRC. 3. With LLR for cancer, there are no reports or trocar or peritoneal seeding. 4. For HCC, 18 comparative studies have been published comparing LLR to OLR that provide either 3 year or 5 year disease-free survival or overall survival. None of the comparative studies showed inferiority for LLR for 3 year- or 5 year- DFS or OS for HCC. 5. For mCRC, 11 comparative studies have been published comparing LLR to OLR for limited mCRC (1 or 2 hepatic metastases). All of the studies show comparable 3 year- or 5 year- DFS or OS. 6. Hence, the aggregate data shows equivalent long-term overall survival comparing LLR to OLR for HCC or limited mCRC. 7. Given the equivalent oncologic outcomes, then any short-term benefits reported for LLR compared to OLR under CQ1 justify and favor LLR since there is no compromise of long-term cancer outcomes. 8. LLR facilitates future liver surgery (transplant or resection) for recurrent tumor. 1 References Reviews 1. Nguyen KT, Gamblin TC, Geller DA. World review of laparoscopic liver resection – 2,804 patients. Ann Surg, 2009, 250:831-841. 2. Buell JF, Cherqui D, Geller DA, et al. The International Position on Laparoscopic Liver Surgery: The Louisville Statement, 2008. Ann Surg. 2009; 250:825-830. 3. Viganò L, Tayar C, Laurent A, Cherqui D. Laparoscopic liver resection: a systematic review. J Hepatobiliary Pancreat Surg. 2009; 16:410-21. 4. Pulitanò C, Aldrighetti L. The current role of laparoscopic liver resection for the treatment of liver tumors. Nat Clin Pract Gastroenterol Hepatol 2008;5:648-54. 5. Nguyen KT, Marsh JW, Tsung A, Steel JL, Gamblin TC, Geller DA. 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Surgery, 2014, In press. 5 Q2: What are the comparative long term outcomes of LLR and OLR ?(minor and major) Author Year Journal # pts (n) Study type Tumor LLR / OLR Median F/U (mos) Median DFS (mos) Median OS (mos) 3 yr DFS (%) 5 yr DFS (%) 3 yr OS (%) 5 yr OS (%) LLR / OLR LLR / OLR LLR / OLR LLR / OLR LLR / OLR LLR / OLR LLR / OLR p values Kim 2014 Surg Endo 29 / 29 Comparative HCC 48 / 60 NA NA 62 / 61 54 / 40 100 / 92 92 / 88 NS Cheung 2013 Ann Surg 32 / 64 Comparative HCC NA 79 / 29 92 / 71 73 / 50 55 / 44 88 / 73 77 / 57 NS Kobayashi 2013 Surg Endo 56 / 27 Comparative HCC 19 / 68 NA NA 50 / 62 NA 100 / 100 NA NS Ker 2011 Int J Hepat 116 / 208 Comparative HCC 94 / 94 NA NA NA NA 70 / 76 62 / 72 NS Truant 2011 Surg Endo 35 / 53 Comparative HCC 36 / 36 NA NA NA 36 / 34 NA 70 / 46 NS Lee 2011 W J Surg 33 / 50 Comparative HCC 35 / 29 NA NA 51 / 56 45 / 56 82 / 81 76 / 76 NS Hu 2011 W J Gastro 30 / 30 Comparative HCC NA NA NA NA NA 76 / 77 50 / 53 NS Kim 2011 J Kor Surg 26 / 29 Comparative HCC 22 / 25 NA NA NA 57 / 56 NA NA NS Tranchart 2010 Surg Endo 42 / 42 Comparative HCC 30 / 35 NA NA 61 / 54 46 / 37 74 / 73 60 / 47 NS Aldrighetti 2010 J Surg Onc 16 / 16 Comparative HCC 32 / 32 23 / 31 40 / 48 NA NA NA NA NS Belli 2009 Br J Surg 54 / 125 Comparative HCC 24 / 24 38 / - 63 / - 52 / 55 NA 67 / 63 NA NS Sarpel 2009 AnnSurg Onc 20 / 56 Comparative HCC 24 / 18 NA NA NA NA NA 95 / 75 NS Endo 2009 Surg Lap ET 41923 Comparative HCC NA NA NA NA 24 / 19 NA 57 / 48 NS Lai 2009 Arch Surg 25 / 33 Comparative HCC 29 / 29 NA NA 52 / 56 NA 60 / 60 NA NS 6 Q2: What are the comparative long term outcomes of LLR and OLR ?(minor and major) Cai 2008 Surg Endo 31 / 31 Comparative HCC NA NA 70 / 61 NA NA 67 / 74 56 / 54 NS Kaneko 2005 Am J Surg 30 / 28 Comparative HCC NA NA NA 45 / 50 31 / 29 80 / 77 61 / 62 NS Laurent 2003 Arch Surg 13 / 13 Comparative HCC NA NA NA 56 / 54 NA 89 / 55 NA 0.04 Shimada 2001 Surg Endo 17 / 38 Comparative HCC 17 / 29 NA NA NA 72 / 72 NA 48 / 38 NS Soubrane 2014 HPB 351 / - Survey HCC NA NA NA 56 / - 40 / - 70 / - 66 / - Herman 2014 J Lap AdvSurg TA 30 / - Descriptive HCC NA NA 30 / - 58 / - NA 76 / - NA Dagher 2011 Surg Endo 32 / - Descriptive HCC 26 / - NA NA 55 / - NA 72 / - NA Belli 2011 Dig Surg 65 / - Descriptive HCC NA 42 / - 75 / - 62 / - 32 / - 70 / - 55 / - Dagher 2010 JACS 167 / - Descriptive HCC 30 / - NA NA 47 / - 32 / - 69 / - 65 / - Yoon 2010 Surg Endo 69 / - Descriptive HCC 21 / - NA NA 60 / - NA 90 / - NA Sasaki 2009 Br J Surg 37 / - Descriptive HCC 36 / - NA NA NA NA 73 / - 53 / - Bryant 2009 Ann Surg 63 / - Descriptive HCC 26 / - NA NA 46 / - 34 / - 70 / - 65 / - Lai 2009 W J Surg 30 / - Descriptive HCC 34 / - NA NA NA 36 / - NA 50 / - Santambrogio 2009 LangArchSurg 22 / - Descriptive HCC 12 / - NA NA 49 / - NA 73 / - NA Chen 2008 AnnSurg Onc 116 / - Descriptive HCC 94 / - NA NA NA NA 66 / - 59 / - Cherqui 2006 Ann Surg 27 / - Descriptive HCC 24 / - NA NA 64 / - NA 93 /- NA 7 Q2: What are the comparative long term outcomes of LLR and OLR ?(minor and major) Vibert 2006 Br J Surg 14 / - Author Year Journal # pts (n) Descriptive Study type HCC 40 / - NA NA 68 / - NA 66 / - NA Tumor Median F/U (mos) Median DFS (mos) Median OS (mos) 3 yr DFS (%) 5 yr DFS (%) 3 yr OS (%) 5 yr OS (%) LLR / OLR LLR / OLR LLR / OLR LLR / OLR LLR / OLR LLR / OLR LLR / OLR LLR / OLR p values Montalti 2014 EJSO 57 / 57 Comparative mCRC 41 / 54 NA NA 39 / 42 29 / 38 75 / 75 60 / 65 NS Iwahashi 2013 Surg Endo 21 / 21 Comparative mCRC NA NA NA 14 / 33 14 / 25 84 / 89 42 / 51 NS Guerron 2013 Surg Endo 40 /40 Comparative mCRC 16 / 16 23/ 23 NA NA NA 89/81(2yr) NA NS Qiu 2013 PlosOne 30 / 30 Comparative mCRC NA NA NA NA NA NA NA Cannon 2012 Surgery 35 / 140 Comparative mCRC NA NA NA 37 / 39 15 / 22 63 / 60 36 / 42 NS Cheung 2012 ANZJ Surg 20 / 40 Comparative mCRC NA 9.8 / 10.9 69 / 42 42 / 18 42 / 18 54 / 65 54 / 22 NS Topal 2012 Surg End 20 / 20 Comparative mCRC NA NA NA NA 43 / 23 NA 48 / 46 NS Hu 2012 SurgLapEPT 13 / 13 Comparative mCRC NA NA NA NA NA 55 / 54 27 / 31 NS Nguyen 2011 Arch Surg 24 / 25 Comparative mCRC 27 / 29 NA NA 63 / 46 NA 75 / 79 NA NS Abu Hilal 2010 Br J Surg 50 / 85 Comparative mCRC 22 / 22 NA NA NA NA NA NA Castaing 2009 Ann Surg 60 / 60 Comparative mCRC 30 / 33 47 / 40 NA 47 / 40 35 / 27 82 / 70 64 / 56 8 NS Q2: What are the comparative long term outcomes of LLR and OLR ?(minor and major) Abu Hilal 2012 Arch Surg 83 / - Descriptive mCRC NA 64 (2 yr) / - NA 64 (2 yr) / - NA 80 (2 yr) / - NA Shafaee 2011 JACS 55 / - Descriptive mCRC 24 / - NA NA 27 / - Repeat LLR 83 / - 55 / - Kazaryan 2010 Ann Surg 122 / - Descriptive mCRC 19 / - NA NA 46 / - 42 / - 68 / - 51 / - Nguyen 2009 Ann Surg 109 / - Descriptive mCRC 20 / - NA NA 43 / - 43 / - 69 / - 50 / - Sasaki 2009 Br J Surg 39 / - Descriptive mCRC 22 / - NA NA NA NA 64 / - 64 / - Bryant 2009 Ann Surg 22 / - Descriptive mCRC 36 / - NA NA 71 / - 47 / - 79 / - 64 / - Ito 2009 JOGS 13 / - Descriptive mCRC 28 / - NA NA NA NA NA NA Vibert 2006 Br J Surg 30 / - Descriptive mCRC 30 / - NA NA 74 / - NA 87 / - NA Nathan 2010 JACS / 949 Descriptive mCRC / 65 / 45 Ito 2008 Ann Surg /1,049 Descriptive mCRC / 65 / 45 Blazer 2008 J Clin Onc / 305 Descriptive mCRC / 65 / 42 Adam 2008 J Clin Onc / 738 Descriptive mCRC / 61 / 45 Zakaria 2007 Ann Surg / 662 Descriptive mCRC / 55 / 37 Open mCRC 9