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[Thursday Endoscopy Conference 20161027]

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1. EGC (WHYX type)

³»½Ã°æ °Ë»ç¿¡¼­ 15mm Å©±âÀÇ EGC IIa·Î ÆǴܵǾú½À´Ï´Ù. ESD ÈÄ ÃÖÁ¾ °á°ú´Â 26mm WHYX º´¼Ò¿´½À´Ï´Ù. ºÐÈ­µµ°¡ ¸Å¿ì ÁÁ¾Æ °æ°è ÆÇ´ÜÀÌ ¾î·Á¿î Á¾·ùÀÇ À§¾ÏÀÔ´Ï´Ù.

Stomach, endoscopic submucosal dissection:
Early gastric carcinoma
1. Location : body, posterior wall
2. Gross type : EGC type IIb
3. Histologic type : tubular adenocarcinoma, moderately differentiated (WHYX lesion)
4. Histologic type by Lauren : intestinal
5. Size of carcinoma : (1) longest diameter, 26 mm (2) vertical diameter, 17 mm
6. Depth of invasion : invades mucosa (lamina propria) (pT1a)
7. Resection margin : free from carcinoma(N), safety margin : distal 10 mm, proximal 12 mm, anterior 12 mm, posterior 16 mm
8. Lymphatic invasion : not identified(N)
9. Venous invasion : not identified(N)
10. Perineural invasion : not identified(N)
11. Microscopic ulcer : absent
12. Histologic heterogeneity: absent

* Âü°í: EndoTODAY ÀýÁ¦ º¯¿¬ ¾ç¼º


2. GAVE (gastric antral vascular ectasia)

70´ë ¿©¼º. ¹Ýº¹µÇ´Â melena. ¸î ¹øÀÇ APC ablation ÈÄ È£ÀüµÇ¾ú½À´Ï´Ù.

* Âü°í: EndoTODAY GAVE


3. Remnant gastric cancer with gastritis cystica profunda

ÀÜÀ§¾ÏÀ̾ú½À´Ï´Ù. ESD¸¦ ½ÃÇàÇÏ¿´½À´Ï´Ù. º´¼ÒÀÇ ±íÀÌ¿¡ ºñÇÏ¿© Á¶±Ý ´õ ¸¹ÀÌ µ¹ÃâµÈ ÇüÅ¿´½À´Ï´Ù. Gastritis cystica profunda°¡ ÀÖ¾ú±â ¶§¹®À¸·Î ÃßÁ¤ÇÏ¿´½À´Ï´Ù.

Stomach, endoscopic submucosal dissection:
Early gastric carcinoma
1. Location : high body, lesser curvature
2. Gross type : EGC type IIa
3. Histologic type : tubular adenocarcinoma, moderately differentiated
4. Histologic type by Lauren : intestinal
5. Size of carcinoma : (1) longest diameter, 12 mm (2) vertical diameter, 9 mm
6. Depth of invasion : invades mucosa (lamina propria) (pT1a)
7. Resection margin : free from carcinoma(N), safety margin : distal 2 mm, proximal 2 mm, anterior 4 mm, posterior 2 mm
8. Lymphatic invasion : not identified(N)
9. Venous invasion : not identified(N)
10. Perineural invasion : not identified(N)
11. Microscopic ulcer : absent
12. Histologic heterogeneity: absent
13. Associated finding: gastritis cystica profunda

* Âü°í: EndoTODAY ÀÜÀ§¾Ï


4. CMV esophagitis after CCRT for small cell lung cancer

¼Ò¼¼Æ÷Æó¾ÏÀ¸·Î definitive CCRT¸¦ ¹ÞÀº ȯÀÚ·Î neutropenia »óÅ¿¡¼­ dysphagia°¡ ¹ß»ýÇÏ¿´½À´Ï´Ù. »óÀýÄ¡·ÎºÎÅÍ 23-30cm º´¼Ò¿´½À´Ï´Ù.

RT-induced esophagitis¸¦ »ý°¢ÇϽŠºÐµµ °è¼ÌÀ¸³ª °æ°è°¡ ¸í·áÇÏÁö¸¸ ¾à°£ Áöµµ»óÀ» º¸ÀÌ´Â Á¡, ¹æ»ç¼± Ä¡·á ÈÄ ÀüÇüÀûÀÎ edema´Â º°·Î ¾ø´Ù´Â Á¡, Ç¥¸éÀÌ viral esophagitis¿Í À¯»çÇÏ´Ù´Â Á¡À» °í·ÁÇÑ´Ù¸é CMV ½Äµµ¿°À» ¸ÕÀú »ý°¢ÇØ¾ß ÇÏ´Â Áõ·ÊÀÔ´Ï´Ù.

* Âü°í: EndoTODAY ¹ÙÀÌ·¯½º ½Äµµ¿°


5. S-colon cancer

S colonÀÇ º´º¯Àε¥ µÚÂÊÀÇ ¸ð¾çÀÌ ±Ã±ÝÇß½À´Ï´Ù. ÀÏ¹Ý colonoscope·Î ¹ÝÀüÀÌ ¾î·Á¿ö À§³»½Ã°æÀ» ÀÌ¿ëÇÏ¿© ¹ÝÀüÇÏ¿© °üÂûÇÒ ¼ö ÀÖ¾ú½À´Ï´Ù. ¹«¸®ÇÏ¿© ³»½Ã°æ Ä¡·á¸¦ ÇÏÁö ¾Ê°í ¹Ù·Î ¼ö¼úÀ» °áÁ¤Çϴµ¥ µµ¿òÀÌ µÇ¾ú½À´Ï´Ù.

Adenocarcinoma, well differentiated
1. Location: sigmoid colon
2. Gross type: fungating
3. Size: 1.7x1.2 cm
4. Depth of invasion: invades submucosa (sm3)(pT1)
5. Resection margin: free from carcinoma, safety margin: proximal, 4 cm ; distal, 4.5 cm ; radial, >10 mm
6. Regional lymph node metastasis : No metastasis in all 25 regional lymph nodes(pN0)
7. Lymphatic invasion: not identified
8. Venous invasion: not identified
9. Perineural invasion: not identified
10. Tumor budding : negative
11. Micropapillary component: no
12. Tumor border: infiltrative
13. Pathologic staging: pT1 N0


[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.