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[Thursday Endoscopy Conference 20180412. ¹ÚÁöÀ¯ ¼±»ý´Ô]

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1. ÆóÈíÃæ

¼öÁÖ ÀüºÎÅÍ ½ÃÀÛµÈ dyspnea, fever, cough¸¦ È£¼ÒÇÏ´ø ȯÀÚÀÔ´Ï´Ù. CBC¿¡¼­ eosinophilia°¡ ÀÖ¾ú°í chest X-ray¿¡¼­´Â left basal lung¿¡ consolidationÀÌ ÀǽɵǾúÀ¸¸ç left hemithrax¿¡ hydeopneumothorax (»¡°£ È­»ìÇ¥)°¡ ÀÖ¾ú½À´Ï´Ù. Áõ»ó ¹ß»ý 10ÀÏ Àü °£Àå°ÔÀåÀ» µå¼Ì°í ¿µ»ó¼Ò°ßÀÌ ÆóÈíÃþÁß¿¡ ÇÕ´çÇÏ¿© praziquantelÀ» ó¹æÇÏ¿´°í Áï½Ã È£ÀüµÇ¾ú½À´Ï´Ù. ¾Ë¸é Áø´ÜÇÏ°í ¸ð¸£¸é Áø´ÜÇÒ ¼ö ¾ø´Â ±×·± º´ÀÔ´Ï´Ù.

¹Ù´Ù¿¡¼­ ž ¹Î¹°¿¡¼­ ¼ºÀåÇÏ´Â Âü°Ô°¡ Æóµð½ºÅ丶ÀÇ Áß¿äÇÑ Áß°£¼÷ÁÖ¶ó°í ¾Ë·ÁÁ® ÀÖ½À´Ï´Ù.

Âü°Ô

* Âü°í: EndoTODAY ÆóÈíÃæ - ¼ÒÈ­±â³»°ú ÀÔÀå¿¡¼­´Â extrapulmonary paragonimiasisµµ Áß¿äÇϹǷΠ²À Àо½Ã±â ±ÇÇÕ´Ï´Ù.


2. Lymphoepithelioma-like carcinoma of the esophagus

* Âü°í: Korean J Gastrointest Endosc 2010 - »ï¼º¼­¿ïº´¿ø¿¡¼­ º¸°íÇÏ¿´´ø Áõ·ÊÀÔ´Ï´Ù.


3. Duodenal carcinoid

* Âü°í: EndoTODAY ½ÊÀÌÁöÀå À¯¾ÏÁ¾


4. Traditional serrated adenoma

[2015-11-1. °¡Å縯´ëÇб³ ³»°ú À̺¸ÀÎ ±³¼ö´Ô ´äº¯]

Serrated pathway´Â Å©°Ô sessile serrated pathway¿Í traditional serrated pathway·Î ³ª´©¾îÁý´Ï´Ù.

Sessile serrated pathway´Â BRAF mutation, CIMP µîÀÇ °æ·Î¸¦ ¹â¾Æ sessile serrated adenoma (SSA)·Î ¹ßÀüÇϸç MLH-1 promoter hypermethylation µîÀÇ °æ·Î¸¦ ¹â¾Æ SSA with dysplasia, MSI cancer·Î ÁøÇàÇÕ´Ï´Ù.

Traditional serrated pathway´Â K-ras mutation µîÀÇ °æ·Î¸¦ ¹â¾Æ traditional serrated adenoma (TSA), MGMT promoter hypermethylation µîÀÇ °æ·Î¸¦ °ÅÃÄ TSA with HGD, MSS Ca·Î ¹ßÀüÇÕ´Ï´Ù.

¿ì¸®°¡ interval cancerÀÇ ÁÖ¹üÀ¸·Î ¾Ë°í ÀÖ´Â serrated adenoma´Â ÁÖ·Î SSA (sessile serrated adenoma)¸¦ ¸»ÇÏ´Â °ÍÀÔ´Ï´Ù. ÀÌ´Â ÁÖ·Î ¿ìÃø´ëÀå¿¡ ¹ß»ýÇϸç ÀϹÝÀûÀÎ hyperplastic polypº¸´Ù Å« °æÇâÀ» º¸ÀÔ´Ï´Ù. ÁÖº¯Á¡¸·¿¡ ºñÇØ À¶±â°¡ ¹Ì¹ÌÇϸç ÆòźÇÏ°í ¹ÝÅõ¸íÇϰųª paleÇÑ Á¡¸·À» ¶ç°í °æ°èµµ ºÒºÐ¸íÇÏ¿©¼­ ÁÖÀÇÇÏÁö ¾ÊÀ¸¸é ¹ß°ßÀÚü°¡ ¾î·Æ½À´Ï´Ù. À°¾ÈÀû Áø´ÜÀÇ clue´Â Á¡¾×À» ¸¹ÀÌ ºÐºñÇؼ­ Ç¥¸é¿¡ Àß ¾Ä±âÁö ¾Ê´Â mucous capÀ» °®°í ÀÖ´Ù´Â °ÍÀε¥ À̵µ 2/3¸¸ ÀÖ´Ù°í ÇÕ´Ï´Ù. È®´ë³»½Ã°æÀ» Çصµ ÁÖ·Î Kudo pit pattern type II¸¦ º¸¿©¼­ hyperplastic polyp°ú ±¸ºÐµµ ½±Áö ¾Ê½À´Ï´Ù. type II pitÀÌ mucous material·Î È®ÀåµÈ type II-O patternÀÌ ¹ß°ßµÇ´Âµ¥ ±¹¼ÒÀûÀ¸·Î¸¸ ³ªÅ¸³ª¸ç ¹Î°¨µµ°¡ ³·½À´Ï´Ù. NBI¿¡¼­µµ subepithelial capillary networkÀÌ ¾ÆÁÖ µå¹® NICE I pattern (Sano I, Showa - faint)À» º¸À̹ǷΠÀ°¾ÈÀû °¨º°ÀÌ ½±Áö ¾Ê½À´Ï´Ù. ÀÌ·Î ÀÎÇؼ­ Western¿¡¼­ ÁÖÀåÇÏ´ø resect and discard strategyÀÇ ¼öÁ¤ÀÌ Á¦¾ÈµÉ Á¤µµÀÔ´Ï´Ù. SSA¸¦ Àß ¸ð¸£´Â community pathologistµµ ¸¹±â ¶§¹®¿¡ ¿ìÃø´ëÀå¿¡ ¹ß°ßµÈ ³ÐÀº º´º¯Àº ÀýÁ¦Á¶Á÷¼Ò°ßÀÌ hyperplastic polypÀ¸·Î ³ª¿Íµµ SSA¿¡ ÁØÇØ FUÇÏÀÚ´Â ÁÖÀåµµ ÀÖ½À´Ï´Ù.

TSA (traditional serrated adenoma)´Â ÁÖ·Î distal colorectum¿¡ À§Ä¡Çϸç SSAº¸´Ù µå¹°°Ô ¹ß°ßµË´Ï´Ù. Serrated polyp (hyperplastic polyp±îÁö Æ÷ÇÔ)ÀÇ 1% Á¤µµ¸¦ Â÷ÁöÇÕ´Ï´Ù. flatÇÑ Çüź¸´Ù protruded (sessile or pedunculated) ÇüŸ¦ °¡Áö¸ç Ç¥¸éµµ villous stricture¸¦ °¡Áö°í ¹ßÀûÀÌ ÀÖ´Â °æ¿ìµµ ¸¹¾Æ ¹ß°ßÀÌ ¾î·ÆÁö´Â ¾Ê½À´Ï´Ù. ¾ÏÈ­°¡´É¼ºµµ »ó´ëÀûÀ¸·Î ³ô¾Æ ÀϹÝÀûÀ¸·Î advanced adenoma¿¡ ÁØÇØ ÃßÀûÇÕ´Ï´Ù.

µ¶ÀÚºÐÀÌ º¸³»ÁֽŠTSA´Â º´¸®ÇÐÀû Áø´ÜÀÌ ¸Â´Â´Ù¸é Ç¥¸éÀÌ ºñ±³Àû smoothÇÏ°í ¿ìÃø¿¡¼­ ¹ß°ßµÈ Á¡(¹°·Ð ¿ìÃø ´ëÀå¿¡ ÀÖÀ» ¼öµµ ÀÖ½À´Ï´Ù¸¸)µîÀÌ Á» ƯÀÌÇÏ´Ù°í ÇÒ ¼ö ÀÖÀ¸³ª °£È¤ º¸´Â ÇüŶó°í ÇÒ ¼ö ÀÖÀ» µí ÇÕ´Ï´Ù.


[References]

1) SMC Endoscopy Unit »ï¼º¼­¿ïº´¿ø ³»½Ã°æ½Ç

2) SMC Monday GI conference »ï¼º¼­¿ïº´¿ø ÀÏ¿ø³»½Ã°æ±³½Ç ¿ù¿äÁ¡½É¼ÒÈ­±âÁý´ãȸ

3) SMC Thursday endoscopy conference »ï¼º¼­¿ïº´¿ø ÀÏ¿ø³»½Ã°æ±³½Ç ¸ñ¿äÁ¡½É³»½Ã°æÁý´ãȸ

© ÀÏ¿ø³»½Ã°æ±³½Ç ¹Ù¸¥³»½Ã°æ¿¬±¸¼Ò ÀÌÁØÇà. EndoTODAY Endoscopy Learning Center. Lee Jun Haeng.