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EndoTODAY ³»½Ã°æ ±³½Ç
[Seoul International Gastirc Cancer Forum 2022] - ðû
1. Morning session
[¹ÚÁø¿µ IARC, France] Recent progress in gastric cancer prevention
- °í·ÉÈ·Î ÀÎÇÏ¿© ¼¼°èÀûÀ¸·Î À§¾ÏÀ¸·Î Áø´ÜµÇ´Â ȯÀÚÀÇ ¼ö´Â Áõ°¡ÇÒ °ÍÀ¸·Î ÃßÁ¤µÊ. 2040³â±îÁö ÇöÀ纸´Ù 70% Áõ°¡µÉ °ÍÀÓ.
- Korea. HELPER study. General population 11,799 ¸íÀÌ enrolled µÇ¾úÀ½.
- Latvia. GISTAR study. General population 30,000 ¸íÀ» enroll ÇÒ ¿¹Á¤ÀÓ. Pepsinogen °Ë»çµµ Æ÷ÇÔµÊ. ÇöÀç 10,000 Á¤µµ°¡ enrolled µÇ¾úÀ½.
- EU4Helath program (Eurohelican). Slovenia, Latvia, Nantes (France), IARC µîÀÌ Âü¿©
- 'How to do it successfully'°¡ ÇöÀçÀÇ À̽´ÀÓ.
[Miguel Burch, Cedar Sinai Medical Center, USA] Molecular profiling in western
- Evolution is solution.
- TCGA (the cancer genome atlas)¿¡ µû¸¥ Ä¡·á °á°ú¿¡ µû¸¥ ÀÚ·á°¡ ÃàÀûµÇ°í ÀÖ´Ù.
- TCGA criteria¿¡ µû¶ó ºÐ·ùÇÑ EB virus assiciated (9%), microsatellite instable (21%) ȯÀÚ¿¡¼´Â standard Ä¡·á°¡ ¾Æ´Ñ uniqueÇÑ Ä¡·á ±âȸ°¡ ÀÖ´Ù.
- MSI-high ȯÀÚ¿¡¼´Â neoadjuvant chemotherapyÀÇ È¿°ú°¡ ³·±â ¶§¹®¿¡ ¹Ù·Î ¼ö¼úÀ» ÇÑ´Ù. (MSIH´Â chemotherapy response´Â ÀÛÁö¸¸ survivalÀº ´õ ÁÁ´Ù.) À̽´´Â MSI-H ȯÀÚ¿¡¼ adjuvant chemotherapy¸¦ ¾î¶»°Ô ÇÒ °ÍÀΰ¡Àε¥... ÀÌ Á¾·ù´Â highly immunogenic cancerÀ̹ǷΠimmunotherapyÀÇ roleÀÌ ÀÖ´Ù°í »ý°¢ÇÑ´Ù.
- Ceder Sanai¿¡¼´Â initial workup¿¡¼ routineÇÏ°Ô diagnostic lapasoscopy with washings¸¦ ½ÃÇàÇÑ´Ù. Peritoneal disease°¡ ¸Å¿ì ÈçÇϱ⠶§¹®ÀÓ (40%)
- ctDNA (ciculation tumor DNA)·Î monitoringÀ» ÇÏ°í ÀÖ´Ù. Imagingº¸´Ù 6-10°³¿ù ¸ÕÀú Àç¹ßÀ» ¾Ë ¼ö ÀÖ´Ù.
[Hui Cao, Shanghai Jiao Tong University, China] Function preserving surgery ÜÁ׺ÍíÒöîÜêÖï·ð·âú
[Souya Nunobe, Cancer Institute hospital, Japan] Minimally invasive surgery
- 2018³âºÎÅÍ ESD°¡ ¼ö¼úº¸´Ù ¸¹¾Ò½À´Ï´Ù. 2021³â ÇöÀç ¼ö¼úÀÇ 32%¸¦ ·Îº¿¼ö¼ú·Î ÇÏ°í ÀÖ´Ù.
- PPG°¡ nutritionally °¡Àå À¯¸®ÇÏ´Ù. üÁß, albumin, hemoglobin »Ó¸¸ ¾Æ´Ï¶ó Libre Pro¸¦ ÀÌ¿ëÇÑcontinous glycemic monitoring¿¡¼µµ PPG°¡ °¡Àå À¯¸®ÇÏ´Ù. ±×·¯³ª stasis³ª reflux esophagitis°¡ ¹ß»ýÇÒ ¼ö ÀÖ´Ù.
- Intrapyloric artery and veinÀ» º¸Á¸ÇÏ´Â °ÍÀÌ stasis¸¦ ¸·´Âµ¥ À¯¸®ÇÏ´Ù. Suprapyloric artery and veinÀ» #5 node dissection °úÁ¤¿¡¼ Á¦°ÅµÈ´Ù.
- Proximal gastrectomy¸¦ ÇÒ ¶§¿¡´Â double flap technique¸¦ »ç¿ëÇÏ¿© reflux esophagitis¸¦ ¸·´Â´Ù. AGC¶ó´õ¶óµµ fundus¿¡ À§Ä¡ÇÑ °æ¿ì´Â pylorus ÁÖº¯ node°¡ µå¹°±â ¶§¹®¿¡ PG¸¦ ÇÒ ¼ö ÀÖ´Ù. ±×·¯³ª high body¿¡ À§Ä¡ÇÑ AGC´Â pylorus ÁÖº¯ node·Î ÀüÀÌÇÒ ¼ö ÀÖÀ¸¹Ç·Î TG°¡ ÇÊ¿äÇÏ´Ù.
[Fenglin Liu, Fudan Univesity, China] EG junction cancer - history and present consensus
- ÀϺ»¿¡¼´Â Nishi, ´Ù¸¥ °÷¿¡¼´Â Siewert°¡ »ç¿ëµÊ
- Áß±¹ÀÇ Á¤ÀÇ: Adenocarcinoma with a tumor center within 5cm above or below the anatomical EGJ and crossing or touching the EGJ (squamous cell carcinoma´Â Á¦¿ÜÇÏ´Â °Í °°À½)
- Áß±¹¿¡¼´Â cardia cancer¶ó´Â ¿ë¾î´Â »ç¿ëÇÏÁö ¾Ê±â·Î ÇÔ.
[Kurokawa Yukinori, Osaka University, Japan] Mediastinal lymph node dissection for EGJ cancer
- Kurokawa Ann Surg 2021 ¿¬±¸ °á°ú¸¦ ¹ßÇ¥
- 2014-2017³â±îÁö single arm prospective study¸¦ ÇÏ¿´´Âµ¥ resected specimenÀÇ »çÁøÀ» °ËÅäÇÏ¿´°í ÀϺδ EGJ cancer°¡ ¾Æ´Ñ °ÍÀ¸·Î ÆÇÁ¤ÇÏ¿´°í 363¿¹¸¦ ¼öÁýÇÏ¿© ¸²ÇÁÀý ÀüÀ̸¦ Æò°¡ÇÔ.
- ½Äµµ ħÀ±ÀÌ 4cm°¡ ³Ñ¾î°¡¸é mediastinal lymph node ħÀ±ÀÌ ¸¹À½
[¹Ú¼º¼ö °í·Á´ë] Anti-reflux surgery
- ¿ì¸®³ª¶ó¿¡¼ 9³â°ºÎÅÍ anti-reflux surgery°¡ PPI therapyº¸´Ù cost-effectiveÇÏ´Ù.
- 2018³âÀÇ °æ¿ì ´ëÇѹα¹¿¡¼ 78¿¹ÀÇ anti-reflux surgery°¡ ½ÃÇàµÇ¾ú´Ù.
-
[Takeshi Sano. Cancer Institute Hospital, Japan] IGCA : past, present and future.
- AGCC´Â ¼¿ï¿¡¼ 1999³â°ú 2011³â¿¡ ¿·ÈÀ½. 2023³âÀº Yokohama, 2025³âÀº Amsterdam¿¡¼ ¿¸± ¿¹Á¤ÀÓ
- Gastric Cancer IF: 7.7
- ÀϺ»¿¡¼µµ LN staging¿¡ numerical systemÀ» »ç¿ëÇϱâ·Î ÇÔ. ±×·±µ¥ TNM-7À» ¸¸µå´Â °úÁ¤¿¡¼¼¾ç¿¡¼´Â esophageal cancer¿Í ºñ½ÁÇÏ°Ô ¸¸µç´Ù´Â ÀÌÀ¯·Î TNM stagingÀ» º¯°æÇÏ·Á°í ÇÏ¿© ¾î·Á¿òÀÌ ÀÖ¾ú°í Sano ¼±»ý´Ô°ú ¾çÇѱ¤ ¼±»ý´ÔÀÌ ¿½ÉÈ÷ discuss¿¡ Âü¿©ÇÏ¿© ÇöÀçÀÇ TNM-7À» ¸¸µå´Âµ¥ ±â¿©ÇÏ¿´À½.
- IGCA staging project : 25,411 Áõ·Ê¸¦ ¸ð¾Æ ºÐ¼®ÇÏ¿´À½ - Proposal of a new stage grouping of gastric cancer for TNM classification: International Gastric Cancer Association staging project (Gastric Cancer 2017)
- ¾çÇѱ¤ ¼±»ý´Ô²²¼ 2023³â 6¿ùºÎÅÍ IGCAÀÇ secretary generalÀÌ µÉ ¿¹Á¤ÀÓ
[¿ÀµµÀ±. SNU] HER-2 positive gastric cancer
- HER-2 amplification, overexpression, mutation
- À§¾Ï¿¡¼´Â ToGA study (2010 Lancet)·Î ½ÃÀÛÇÏ¿´À½. IHC 3+ or IHC 2+/ISH +¿¡¼ trastusumabÀÌ µµ¿òÀÌ µÇ¾úÀ½. ÀÌÈÄ ¿¬±¸µéÀº ½Ç¸Á½º·´°Ô negative data¿´À½.
- 10³â¸¸¿¡ Trastuzumab deruxtecan (T-Dxd, Enhertu)¸¦ ÀÌ¿ëÇÑ 3rd-line ¿¬±¸(DESTINY-Gastri01)¿¡¼ HR 0.59¶ó´Â ÁÁÀº °á°ú¸¦ º¸¿´À½. (NEJM 2020)
- À§¾Ï¿¡¼´Â À¯¹æ¾Ï¿¡ ºñÇÏ¿© HER-2 °ü·Ã intratumoral heterogeneity°¡ ½ÉÇÏ´Ù. 2nd-line, 3rd-line Ä¡·á¸¦ À§ÇÏ¿© Á¶Á÷°Ë»ç·Î ´Ù½Ã È®ÀÎÇÏ°í ÀÖ´Ù. À§¾ÏÀº HER-2 negativeÀÌÁö¸¸ °£ÀüÀÌ´Â HER-2 positiveÀÎ °æ¿ìµµ ÀÖÀ¸¹Ç·Î aggressiveÇÏ°Ô Á¶Á÷°Ë»ç¸¦ ÇÏ°í ÀÖ´Ù.
[±èÇüÈ£, SNU]
- Age-adjusted incidence°¡ Å©°Ô ÁÙ¾ú´Ù. 2011³â 43.0¿¡¼ 2019³â 29.6À¸·Î °¨¼ÒÇÔ.
- All recurrenceÀÇ 58%°¡ peritoneal recurrence¿´À½ (ºÐ´ç¼¿ï´ëº´¿ø data)
- PeritonieumÀº Ç×¾ÏÄ¡·á¿¡ ºÒ¸®ÇÑ Á¶°ÇÀÌ ¸¹´Ù. (1) Poor blood supply (2) Change in tumoral environment (3) Peritoneal-plasma barrier
- PIPAC : Pressurized Intra Peritoneal Aerosol Chemotherapy
- Peritoneal paclitaxel phase 2 trialÀÌ ÁøÇàµÇ°í ÀÖ°í 2023³â 8¿ù¿¡ °á°ú°¡ ¹ßÇ¥µÉ ¿¹Á¤ÀÔ´Ï´Ù.
[EndoTODAY »ý°¢]
- Neoadjuvant chemotherpy setting¿¡¼ Helicobacter Á¦±ÕÄ¡·á°¡ ¾î¶² ¿µÇâÀ» °¡Áö°í Àִ°¡?
[References]
© ÀÏ¿ø³»½Ã°æ±³½Ç ¹Ù¸¥³»½Ã°æ¿¬±¸¼Ò ÀÌÁØÇà. EndoTODAY Endoscopy Learning Center. Lee Jun Haeng.