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[B-4 can be PET negative]

2020-8-10. 8PM. EndoTODAY Live

* Âü°í: In depth analysis º¸¸¸ 4Çü ÁøÇ༺ À§¾Ï À§³»½Ã°æ ¾ÆƲ¶ó½º (PDF) 2024

Àü½ÅÀÇ ¾ÏÀ» ¸ðµÎ ¹ß°ßÇÑ´Ù´Â PET. ÀÌ¿Í °ü·ÃµÈ ¿ÀÇØ´Â ¹«Ã´ ¸¹½À´Ï´Ù. ÀÎÅͳݿ¡¼­´Â ¿ÂÅë PET-CT´Â ³Ê¹« ÁÁÀº °Ë»çÀÌ°í °Ç°­°ËÁøÀÇ ÇʼöÇ׸ñÀÎ¾ç ¾º¿© ÀÖ½À´Ï´Ù. ´ÜÁ¡À» ³íÇÏ°í ÀÖ´Â ÀڷḦ ã±â´Â ¹«Ã´ ¾î·Æ½À´Ï´Ù. ÀÏÀü¿¡ ÇÑ ÀÇ·á½Å¹®ÀÇ ±â»ç ÀϺθ¦ ¿Å±é´Ï´Ù (link).

"ÀÓ»ó°Ç°­ÁõÁøÇÐȸ´Â PET °Ë»ç´Â ¾Ï °ÇÁøÀ» À§ÇÑ ¸Å·ÂÀûÀÎ °Ë»ç·Î ¿ªÇÒÀÌ ±â´ëµÇÁö¸¸ PET °Ë»ç·Î ¹ß°ßµÈ ¾ÏÀÇ ºóµµ¿¡ ´ëÇÑ ÀڷḸÀ¸·Î ±âÁ¸ÀÇ Æ¯Á¤ ¾Ï Ä¡·á°¡ ÀÎÁ¤µÈ °Ë»ç¸¦ ´ëÄ¡ÇÒ ¼ö ÀÖ´Â °ÍÀº ¾Æ´Ï¶ó°í ÁöÀûÇß´Ù. ¶Ç ÇâÈÄ ¾ÏÀÇ ¼±º°°Ë»ç·Î¼­ ¹Î°¨µµ¿Í ƯÀ̵µ¸¦ ´õ¿í ³ôÀÌ°í, ¾ÈÀüÇÏ°Ô °Ë»ç ¹ÞÀ» ¼ö ÀÖ´Â ¹æ¹ýÀ¸·Î ¹ßÀüÀÌ ÇÊ¿äÇÏ´Ù°í µ¡ºÙ¿´´Ù.

ÀÌ¿Í ÇÔ²² 1Â÷ÀÇ·á¿¡¼­´Â ¾Ï °ËÁø¿¡¼­ PETÀÇ Á¦ÇÑÁ¡¿¡ ´ëÇÑ Á¤º¸¸¦ Á¦°øÇÔÀ¸·Î½á ºÒÇÊ¿äÇÑ ÀÌ¿ëÀ» ÁÙÀÌ°í ÁøÁ¤ÇÑ °Ç°­ÁõÁøÀÇ È¿°ú¸¦ ¹ßÈÖÇÒ ¼ö ÀÖÀ» °ÍÀ̶ó°í °­Á¶Çß´Ù. ¼±¿ì¼º ¼­¿ï¾Æ»êº´¿ø °¡Á¤ÀÇÇаú ±³¼ö´Â "PET-CT¸¦ ¼±º°°Ë»ç·Î ±ÇÀ¯ÇÏ´Â ³ª¶ó´Â ¾ø´Ù"°í ÁöÀûÇÏ°í "PET-CTÀÇ ÇÑ°è¿Í ¼û°ÜÁø À§Ç輺À» ȯÀÚ¿¡°Ô ¼³¸íÇÏ´Â °ÍÀÌ ÇÊ¿äÇÏ´Ù"°í °­Á¶Çß´Ù."


Å©°Ô

40´ë ¿©¼º¿¡¼­ ¹ß°ßµÈ Borrmann type IV·Î ¼ö¼ú ÈÄ ÃÖÁ¾ °á·ÐÀº ¾Æ·¡¿Í °°¾Ò½À´Ï´Ù.
- Histologic type : tubular adenocarcinoma, poorly differentiated
- Histologic type by Lauren : diffuse
- Size : 14x13x1 cm
- Depth of invasion : extension to subserosa
- Resection margin: free from carcinoma
- Lymph node metastasis : metastasis to 1 out of 47 regional lymph nodes

RetrospectiveÇÏ°Ô ´Ù½Ã °üÂûÇÏ¿©µµ PET¿¡¼­ stomach ºÎºÐÀÇ uptake´Â °ÅÀÇ ¾ø½À´Ï´Ù. Uterine myoma (È­»ìÇ¥)°¡ ¸Å¿ì ÇöÀúÈ÷ º¸ÀÌ´Â °Í°ú ºñ±³ÇÏ¸é ±Ý¹æ ¾Ë ¼ö ÀÖ½À´Ï´Ù.

ȯÀڵ鿡°Ô Àü½ÅÀÇ ¾ÏÀ» ÀüºÎ ¹ß°ßÇÑ´Ù°í ¼Ò°³µÇ°í ÀÖ´Â PET°¡ 14 cm±î¸® À§¾ÏÀ» ¹ß°ßÇÏÁö ¸øÇÏ¿´´Ù´Â Á¡Àº irony°¡ ¾Æ´Ò ¼ö ¾ø½À´Ï´Ù. ±×·¯³ª PET Æǵ¶Áö¸¦ ¿­¾îº¸´Ï Àü¹®°¡ ¼±»ý´ÔÀº ÀÌ·¸°Ô ¾²°í ÀÖ¾ú½À´Ï´Ù. "Stomach¿¡´Â ¶Ñ·ÇÇÑ focal lesionÀÌ °üÂûµÇÁö ¾ÊÀ¸³ª signet ring cell cancer¿¡¼­´Â FDG ¼·Ãë°¡ ¶Ñ·ÇÇÏÁö ¾ÊÀ» ¼ö ÀÖÀ½"


À§¾ÏÀÇ PET ¾ç¼º·ü¿¡ ´ëÇÏ¿© ¾Æ·¡ÀÇ ¼¼ point´Â ¾Ë¾ÆµÎ¸é ÁÁ´Ù°í »ý°¢ÇÕ´Ï´Ù.

1. Á¾¾ç ³» ¼¶À¯È­°¡ ÀûÀ»¼ö·Ï, ¿°Áõ ¼¼Æ÷ ħÀ±ÀÌ ¸¹À»¼ö·Ï, ¼¼Æ÷¹Ðµµ°¡ ³ôÀ»¼ö·Ï, ÀåÇüÀÎ °æ¿ì FDG ¼·Ãë°¡ ¸¹´Ù.

2. Mucinous adenocarcinoma¿Í signet ring cell carcinoma´Â FDG ¼·Ãë°¡ Àû´Ù.

3. ¿©·¯ Á¾¾ç¿¡¼­ Ki-67, LI, GLUT-1 ¹ßÇöµµ, microvessel density, lymphatic vessel density¿Í FDG ¼·Ãë¿Í °ü·Ã¼ºÀÌ ¾Ë·ÁÁ® ÀÖÀ¸³ª À§¾Ï¿¡¼­´Â ¸íÈ®ÇÏÁö ¾Ê´Ù.

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