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[Gastric cancer 755 - Adenocarcionma of crawling type. WHYZ lesion. ȾÀúÇüÀ§¾Ï]

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À§ÀüÁ¤ºÎ ¼Ò¸¸¿¡¼­ ±¹¼Ò º´¼Ò°¡ ¹ß°ßµÇ¾î Á¶Á÷°Ë»ç¿¡¼­ atypical glands·Î ³ª¿Í ÀǷڵǾú½À´Ï´Ù. ¿ÜºÎ½½¶óÀ̵å ÀçÆǵ¶°ú ³»½Ã°æ Àç°ËÀ» ÇÏ¿´°í °á°ú´Â ¾Æ·¡¿Í °°½À´Ï´Ù.

¿ÜºÎ½½¶óÀ̵å ÀçÆǵ¶: atypical glands, suspected tubular adenocarcinoma, moderately differentiated

º» º´¿ø Àç°Ë: tubular adenocarcinoma, moderately differentiated

¿ÜºÎ ù ³»½Ã°æ: Fujifilm ³»½Ã°æ, º» º´¿ø Àç°Ë: Olympus GIF-Q260

±×·±µ¥ Àç°ËÀ» ´ã´çÇϽŠfellow ¼±»ý´Ô²²¼­ depressed lesion µÎ°³°¡ ºÙ¾îÀÖ´Â ¾ç»óÀ̶ó¸é¼­ "¿·À¸·Î ´©¿öÀÖ´Â ´«»ç¶÷ ¸ð¾ç"À̶ó´Â ¿¹»Û Ç¥ÇöÀ» ½á Áּ̽À´Ï´Ù. ESD¸¦ ÇÏ¿´°í µÎ°³ÀÇ ÀÛÀº À§¾ÏÀÌ ³ª¶õÈ÷ À§Ä¡ÇÑ °ÍÀ¸·Î ³ª¿Ô½À´Ï´Ù. ´«»ç¶÷ÀÌ ¸Â¾Ò½À´Ï´Ù.

ESD: Pentax Imagina EG29-i10c

ESD: Early gastric carcinoma (x2)
1. Location : antrum, lesser curvature
2. Gross type : ¨ç EGC type IIb+IIa ¨è EGC type IIc+IIb
3. Histologic type : ¨ç. tubular adenocarcinoma, well differentiated, ¨è. tubular adenocarcinoma, moderately differentiated (WHYX lesion)
4. Histologic type by Lauren : ¨ç,¨è intestinal
5. Size of carcinoma : ¨ç (1) longest diameter, 16 mm (2) vertical diameter, 10 mm; ¨è (1) longest diameter, 8 mm (2) vertical diameter, 8 mm
6. Depth of invasion : ¨ç,¨è invades mucosa (lamina propria) (pT1a)
7. Resection margin : free from carcinoma(N), safety margin : distal 8 mm, proximal 13 mm, anterior 14 mm, posterior 10 mm, deep ¨ç:400 §­, deep ¨è: 350 §­
8. Lymphatic invasion : not identified(N)
9. Venous invasion : not identified(N)
10. Perineural invasion : not identified(N)
11. Pre-existing adenoma : none
12. Microscopic ulcer : absent
13. Histologic heterogeneity: absent

FujifilmÀ¸·Î ¹ß°ßµÇ¾î ÀǷڵǾú°í Olympus·Î °Ë»çÇÏ¿´°í Pentax·Î Ä¡·áÇÏ¿´½À´Ï´Ù.

º´¸®°á°ú¿¡¼­ WHYX lesionÀ̶ó ¾ð±ÞµÈ ºÎºÐÀº ÀϺ»¿¡¼­ ȾÀúÇüÀ§¾Ï (üôîÏû¡êÖäß, gastric adenocarcinoma of crawling type, ¼Õ¿¬°áÇü)À̶ó ºÎ¸£´Â °ÍÀÔ´Ï´Ù. Gastric gland°¡ ºÒ±ÔÄ¢ÇÏ°Ô fusionÇÏ¿© ¸¶Ä¡ ¾ËÆĺª W, H, Y, X ó·³ º¸Àδٴ ÀǹÌÀÔ´Ï´Ù.

À§¿ÍÀå 2010³â 6¿ùÈ£ 830ÂÊ¿¡¼­ ¿Å±é´Ï´Ù.

  1. cancer cells showing low grade cellular atypia
  2. mainly composed of irregularly branched/fused glands and cystic dilated glands with slightly eosinophilic cytoplasm
  3. co-existing with minor foci of signet ring cells
  4. low glandular-stromal ratio
  5. cancer glands occupying mainly neck zone of the mucosa


[More cases]

Tubular adenocarcinoma, moderately differentiatd (WHYX type)

© ÀÏ¿ø³»½Ã°æ±³½Ç ¹Ù¸¥³»½Ã°æ¿¬±¸¼Ò ÀÌÁØÇà. EndoTODAY Endoscopy Learning Center. Lee Jun Haeng. (2019-5-19, update: 2023-5-20)