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갑상선 미세 유두암에서 종양 크기의 구분에 따른 임상병리학적 특징의 분석
조윤정,이동호,이상철,김세준,김정구,안창준,이관주,Yun-Jung Cho,M,D,Dong-Ho Lee,M,D,Sang-Chul Lee,M,D,Say-Jun Kim,M,D,Jung-Koo Kim,M,D,Chang-Joon Ahn,M,D,and Kwan-Ju Lee,M,D 대한갑상선-내분비외과학회 2010 The Koreran journal of Endocrine Surgery Vol.10 No.3
Purpose: Although the detected incidence of papillary thyroid microcarcinoma (PTMC) has increased with development of ultrasonography and fine-needle aspiration biopsy, the best treatment has not yet been established. Treatment decisions require information on many factors including lymph node metastasis, extrathyroidal extension, and bilaterality. With this aim, the present study analyzed clinicopathologic features of PTMC according to cut-off of tumor size. Methods: The clinicopathologic features of patients with PTMC between January 2007 and December 2009 were reviewed retrospectively from medical records. Patients were divided according to tumors lesser than or equal to cut-off (Group I) and tumors exceeding cut-off (Group II). Results: Both capsule invasion and lymphovascular invasion were significantly different at all cut-off diameters (5∼9 mm). Central node metastasis revealed a difference in all cut-off values except 8 mm. Extrathyroidal extension differed at all cut-off values except 5 mm. Bilaterality displayed a statistically significantdifference only at the 8 mm cut-off. Conclusion: A cut-off of 5 mm represents a safe value to discriminate less aggressive from aggressive treatment for PTMC. (Korean J Endocrine Surg 2010;10:152-156)
갑상선암 수술 중 발생하는 의도하지 않은 부갑상선 절제의 임상적 의의
김영균,김정구,이동호,이혜경<SUP>1<.SUP>,유영경,안창준,Young Gyun Kim,M.D.,Jeong Gu Kim,M.D.,Dong Ho Lee,M.D.,Hae Gyung Lee,M.D.<SUP>1<.SUP>,Young Kyoung Yoo,M.D. and Chang Joon Ahn,M.D. 대한갑상선-내분비외과학회 2006 The Koreran journal of Endocrine Surgery Vol.6 No.1
Purpose: Many surgeons intend to preserve all of the parathyroids during a thyroid operation; however, they have had the unpleasant experience of achieving unintentional parathyroidectomy. We studied the risk factors for unin-tentional parathyroidectomy and whether these unintentional parathyroidectomies caused symptomatic hypocalcemia. Methods: We conducted a retrospective review of the medical records and pathologic reports of 95 papillary carcinoma patients who underwent operations between January 1994 and December 2003. We statistically analyzed the correlation between unintentional parathyroidectomy and the risk factors such as tumor size, capsular invasion, including extra-thyroidal extension, and the operation method. Results: Of the total 95 procedures, 14 (14.7%) produced patho-logy reports stating that incidental parathyroid tissue was identified within the thyroidectomy specimen. The majority of the 14 reported cases contained only a single focus of inci-dental parathyroid tissue; however, one of these thyroidectomy specimens contained two foci of parathyroid tissue. The factors such as tumor size, capsular invasion and extensive surgery were not correlated with the prevalence of unintentional parathyroidectomy. There was no association of unintentional parathyroidectomy with postoperative hypocalcemia (P=.449).Conclusion: Unintentional parathyroidectomy is not associated with symptomatic postoperative hypocalcemia. The factors such as tumor size, capsular invasion or extensive surgery are not risk factors for unintentional parathyroidectomy. (Korean J Endocrine Surg 2006;6:17-21)