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LELC lymphoepithelioma-like carcinoma´Â ¸Å¿ì ƯÀÌÇÑ Á¶Á÷ÇüÀÇ À§¾ÏÀÔ´Ï´Ù. ¾Æ·¡´Â ¿À·¡ Àü ÇÑ fellow ¼±»ý´Ô²²¼ Á¤¸®ÇÑ ³»¿ëÀÔ´Ï´Ù.
Á¦°¡ ´À³¢°í ÀÖ´Â ¸î °¡Áö Ư¡À» ¼Ò°³ÇÕ´Ï´Ù.
1. Refractory ulcerÀÇ ÀÓ»ó»óÀ» º¸ÀÏ ¼ö ÀÖ½À´Ï´Ù. Á¶Á÷°Ë»çÀÇ false negative°¡ ¸¹´Ù´Â °Í°úµµ °ü·ÃµÈ Ư¼ºÀÔ´Ï´Ù. ¾Æ·¡ Áõ·Ê¸¦ º¸½Ê½Ã¿À
Refractory ulcer·Î ÀÇ·ÚµÈ ºÐÀÔ´Ï´Ù. ÀÇ·Ú ÈÄ ³»½Ã°æ Á¶Á÷°Ë»ç¿¡¼ signet ring cell carcinoma°¡ ³ª¿Ô½À´Ï´Ù. ¼ö¼ú ÈÄ ÃÖÁ¾ º´¸®´Â carcinoma with lymphoid stroma·Î ³ª¿Ô½À´Ï´Ù. Lymphoepithelioma-like carcinoma¶ó°í ºÎ¸£´Â ŸÀÔÀÔ´Ï´Ù. Lymphoid stroma »çÀÌ¿¡ ¹ÌºÐÈÁ¶Á÷Çü À§¾ÏÀÌ ¹ÚÇôÀÖ´Â ÇüÅÂÀ̹ǷÎ, À°¾ÈÀûÀ¸·Î´Â SMT ºñ½ÁÇÏ°Ô º¸À̰í, Á¶Á÷°Ë»çÀÇ false negative°¡ ¸¹Àº °Í °°½À´Ï´Ù.
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Early gastric carcinoma
1. Location : lower third, Center at antrum and greater curvature
2. Gross type : EGC type IIc
3. Histologic type : carcinoma with lymphoid stroma
4. Histologic type by Lauren : mixed
5. Size : 3.8x1.9 cm
6. Depth of invasion : invades mucosa (muscularis mucosae) (pT1a)
7. Resection margin: free from carcinoma
8. Lymph node metastasis : no metastasis in 17 regional lymph nodes (pN0)
9. Lymphatic invasion : not identified
10. Venous invasion : not identified
11. Perineural invasion : not identified
12. AJCC stage by 8th edition: pT1a N0
2. MALT ¸²ÇÁÁ¾ ÀÇÁõÀ¸·Î ÀǷڵǴ °æ¿ì°¡ ÀÖ½À´Ï´Ù. Á¶Á÷ÇÐÀû Ư¡ÀÌ ¹ÌºÐÈÁ¶Á÷ÇüÀÎ ¾Ï°ú ¼¯ÀÎ dense lymphoid infiltrationÀ̹ǷΠÀÛÀº ³»½Ã°æ °âÀÚ Á¶Á÷¿¡¼´Â MALT ¸²ÇÁÁ¾°ú È¥µ¿µÉ ¼ö ÀÖ´Â °Í °°½À´Ï´Ù. µå¹°°Ô °âÀÚ Á¶Á÷¿¡¼ moderately differentiatedÀε¥ ÃÖÁ¾ º´¸®°á°ú LELC·Î ³ª¿Â °æ¿ìµµ ÀÖ½À´Ï´Ù. ¿©ÇÏÆ° °âÀÚ Á¶Á÷¿¡¼ Áø´ÜÀÌ ¾î·Á¿î Á¶Á÷ÇüÀÔ´Ï´Ù.
¾Æ·¡ µ¿¿µ»óÀ» º¸½Ã±â ¹Ù¶ø´Ï´Ù.
© ÀÏ¿ø³»½Ã°æ±³½Ç ¹Ù¸¥³»½Ã°æ¿¬±¸¼Ò ÀÌÁØÇà. EndoTODAY Endoscopy Learning Center. Lee Jun Haeng.