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[Gastric cancer 744 - Neuroendocrine tumor (G2) with lymph node metastasis]

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À§½Å°æ³»ºÐºñÁ¾¾çÀÇ ½ºÆåÆ®·³Àº ¸Å¿ì ´Ù¾çÇÕ´Ï´Ù. Hypergastrinemia¸¦ µ¿¹ÝÇÑ ÀÛÀº type IÀº °æ°ú°üÂû¸¸ ÇÕ´Ï´Ù. ±×·¯³ª metastasis¸¦ º¸ÀÌ´Â ½ÉÇÑ °æ¿ìµµ ÀÖ½À´Ï´Ù. ±× °æ°è´Â »ó´çÈ÷ ¾Ö¸ÅÇÕ´Ï´Ù.

Á¶Á÷°Ë»ç¿¡¼­ neuroendocrine carcinoma°¡ ³ª¿Í ÀǷڵǾú½À´Ï´Ù. Serum gastrinÀº 65.8 pg/ml·Î Á¤»óÀ̾ú½À´Ï´Ù. ³»½Ã°æ Àç°ËÀ» ÇÏ¿´´Âµ¥ ³î¶ø°Ôµµ "tumor emboli of neuroendocrine tumor"¶ó°í ³ª¿Ô½À´Ï´Ù. ¼ö¼úÀ» ½ÃÇàÇÏ¿´°í ¶Ç ´Ù½Ã ³î¶ø°Ôµµ ¸²ÇÁÀý ÀüÀÌ°¡ ÀÖ¾ú½À´Ï´Ù. TumorÀÇ grade´Â G2¿´½À´Ï´Ù.


Well-differentiated neuroendocrine carcinoma (G2)
1. Name of Procedure: Subtotal gastrectomy
2. Site of Tumor: Stomach (body)
3. Diagnosis: Neuroendocrine tumor
4. WHO classification(2010): Neuroendocrine tumor (G2)
5. Multiplicity: Single
6. Size: 1.4x1.0 cm
7. Extent: Mucosa and submucosa
8. Graging: Mitotic count: 2-20/10 HPF, Ki-67 labeling index: G2 3-20%
9. Immunohistochemical Stains:
- Synaptophysin: Positive
- Chromogranin A: Positive
10. Lymphovascular invasion: Present
11. Perineural invasion: Not identified
12. Lymph node metastasis : metastasis to 1 out of 44 regional lymph nodes (pN1) (perinodal extension: absent) (1/44: LN3,5, 1/13; LN4,6, 0/9; "1", 0/0; "4sb", 0/1; "5", 0/1; "6", 0/5; "8a", 0/2; "7", 0/4; "9", 0/3; "11p", 0/4; "12a", 0/2)
13. Resection Margins: Negative, Safety margin : 1.5 cm(proximal), 14.5 cm(distal)

Subtotal gastrectomy with D2 lymph node dissectionÀ» ÇÏÁö ¾Ê¾ÒÀ¸¸é ¾î¶°ÇÑ °á°ú°¡ ³ª¿ÔÀ»±î »ý°¢ÇØ º¸¾Ò½À´Ï´Ù. »ç½Ç hypergastrinemia¸¦ µ¿¹ÝÇÑ ÀÛÀº G1 NET´Â ³»½Ã°æ Ä¡·á³ª ¼ö¼úÀ» ÇÏ´õ¶óµµ wedge resectionÀ» ÇÏ°í ¸¶´Â °æ¿ì°¡ ¸¹±â ¶§¹®ÀÔ´Ï´Ù.

¿äÄÁµ¥ G2´Â ¸Å¿ì ÁÖÀÇÇØ¾ß ÇÕ´Ï´Ù. Serum gastrinÀÌ Á¤»óÀÏ ¶§¿¡´Â ´õ¿í ±×·¸½À´Ï´Ù. ¹®Á¦´Â forcep biopsy¿¡¼­ grade¸¦ ³ª´©±â ¾î·Á¿î °æ¿ì°¡ ¸¹´Ù´Â Á¡Àä...... °í¹ÎÀº °è¼ÓµÇ´Âµ¥ ´äÀº ¾ø°í...... ÀáÀÌ ¿ÀÁú ¾Ê½À´Ï´Ù. ȯÀÚ °ÆÁ¤¿¡.

© ÀÏ¿ø³»½Ã°æ±³½Ç ¹Ù¸¥³»½Ã°æ¿¬±¸¼Ò ÀÌÁØÇà. EndoTODAY Endoscopy Learning Center. Lee Jun Haeng. (2019-4-21)