Title Variations in radioiodine ablation: decision-making after total thyroidectomy
Journal European Journal of Nuclear Medicine and Molecular Imaging
content
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2015 ATA guideline¿¡¼­ ºÐÈ­°©»ó¼±¾ÏÀÇ Ä¡·á´Â 2008 EANM guideline°ú ºñ±³ÇÒ ¶§ ¸¹ÀÌ ´Þ¶óÁ³´Ù. RI Ä¡·á¸¦ ÇÏ´Â ½ºÀ§½º º´¿ø (14°³) Àüü¿¡¼­ practiceÀÇ decision-making mapÀ» 2018. 4-10 ±îÁö Á¶»çÇÏ¿´´Ù.

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2015 ATA guideline¿¡ µû¶ó ±¸ºÐÇÏ¿´À» ¶§
Low risk (T1a, T2, unifocal, multifocal, ≦ 5 LN (<0.2cm))
Intermediate risk (T3 minor ETE, or N1 > 5 LNs (0.2-3cm))
High risk (T3 or T4, any N1 (>3 cm), or any M1)
RIT recommend decision mappingÀº ´ÙÀ½°ú °°´Ù.
• Multifocal or unfavourable histology ¡æ recommend RIT (50%)
• T1b BRAF mutation ¡æ RIT is predominant (75%)
• T2 ¡æ recommend RIT (83%)
• LN metastasis at least 6 micrometa or ≧ 3 micro or macro metastases ¡æ RIT (100%)
• LN metastasis 1-2 macrom metastases ¡æ RIT 92%
Clinical
importance
2015 ATA guideline¿¡¼­ intermediate group°ú low risk group (multifocal, small no. LN meta)À» ³ª´©¾úÁö¸¸ ÀÌ¿¡ ´ëÇì¼­´Â ¸Å¿ì ´Ù¾çÇÑ ÀÇ°ßÀÌ ÀÖ´Ù. ½ÇÁ¦ À¯·´ ÇÑ ±¹°¡À̳ª Àüü RIT ½Ã¼³À» ´ë»óÀ¸·Î ÇÑ Á¶»ç¿¡¼­ guideline°ú ÀÓ»ó Àû¿ëÀÇ Â÷À̸¦ ºñ±³Çغ¼ ÇÊ¿ä°¡ ÀÖ´Ù.

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