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위암에서 복강경 위절제술과 개복 위절제술의 비무작위 전향적 비교 연구
조규석(Gyu-Seok Cho),김형철(Hyung-Chul Kim),이문수(Moon-Su Lee),임철완(Cheol-Wan Lim),신응진(Eung-Jin Shin),주종우(Chong-Woo Chu),강길호(Kil-Ho Kang),김용진(Young-Jin Kim),유기원(Ki-Won Yu),이효원(Hyo-Won Lee),송옥평(Ok-Pyung Song) 대한외과학회 2006 Annals of Surgical Treatment and Research(ASRT) Vol.70 No.3
갑상선유두암에서 갑상선전절제술과 중심경부림프절절제술 후 발생하는 저칼슘혈증 예측 인자 연구
이옥주(Ok Joo Lee),김형철(Hyung Chul Kim),임철완(Cheol Wan Lim),신응진(Eung Jin Shin),조규석(Gyou Suk Cho),정준철(Jun Chul Jung),정귀애(Gui Ae Jung),김지선(Zisun Kim),정재홍(Jae Hong Jeong),최규성(Kyusung Choi),한선욱(Sun Wook Han),허 대한갑상선-내분비외과학회 2015 The Koreran journal of Endocrine Surgery Vol.15 No.3
Purpose: Total thyroidectomy with central lymph node dissection (CLND) is a treatment modality of choice for thyroid cancer. Hypocalcemia is the most common complication after total thyroidectomy. The aim of the current study was to determine the association between surgery-related clinical factors and postoperative hypocalcemia. Methods: A prospective analysis was performed for 101 patients who underwent total thyroidectomy with CLND for papillary cancer from June 2013 to June 2014. Correlation between clinicopathologic factors and postoperative hypocalcemia was analyzed. Results: Based on the postoperative day-2 calcium, 56 patients (55%) developed hypo-calcemia and 45 patients (45%) were normal. No significant differences in histopathologic (tumor size, tumor focality, histologic type, number of retrieved lymph nodes, metastatic lymph node, thyroiditis, retrieved parathyroid gland) findings were observed between the hypocalcemia group and normal calcium group. Mean value of the postoperative day-0 parathyroid hormone (PTH) was significantly lower in the hypocalcemia group (hypoca1cemia group: 14.3±9.4 pg/mL; normal group: 25.0±16.4 pg/mL; P<0.001). In logistic regression analysis, postoperative PTH was a factor significantly affecting postoperative hypocalcemia (OR 0.93; CI: 0.90-0.97; P<0.001). In ROC analysis, the cut-off value of PTH was 19.965 (sensitivity 79%, specificity 58%), and area under the curve (AUC) was 0.709 (95% CI: 0.607-0.811). Conclusion: Postoperative PTH was a factor predicting hypocalcemia after total thyroidectomy with CLND. Use of postoperative PTH as a screening tool for prediction of postoperative hypocalcemia would be useful in management of patients with hypocal-cemia.
전이성 병소에 의해 발생한 급성 충수염의 천공으로 진단된 전신병기 소세포폐암
신동원 ( Dong Won Shin ),최문한 ( Moon Han Choi ),박승식 ( Seung Sik Park ),박성우 ( Sung Woo Park ),김기업 ( Ki Up Kim ),장안수 ( An Soo Jang ),박춘식 ( Choon Sik Park ),임철완 ( Cheol Wan Lim ),고은석 ( Eun Suk Ko ),백상현 ( San 대한결핵 및 호흡기학회 2008 Tuberculosis and Respiratory Diseases Vol.65 No.3
The incidence of appendiceal metastatic cancer is quite low. In particular, in small cell lung cancer, there is a very low incidence of a metastasis to the appendix. A 75-years old man with right lower quadrant pain, cough and sputum was transferred to our hospital. Abdominal CT revealed acute appendicitis with a perforation. The patient underwent surgery. The frozen sections of the tissue obtained during surgery, indicated a malignancy, but a right hemicolectomy was not performed due to the patient`s poor general condition. The histology findings of the appendix were identified as a small cell carcinoma. The abdominal CT scan and chest x-ray at admission day showed a mass in the right lower lobe, and a further evaluation of the lesion was performed including positron emission tomography and flexible bronchoscopy with a biopsy. The pathology findings of the lung mass were also small cell lung cancer. The specimens from both sites stained positive for cytokeratin, cluster designation 56, synaptophysin, chromogranin-A and thyroid transcription factor 1. It was concluded that the appendiceal small cell cancer originated from the lung. (Tuberc Respir Dis 2008;65:230-234)
전형적인 수질성 유방암과 수질암 모양을 가진 침윤성 유관암에서 Biologic marker인 ER, p53과 HER-2/neu의 발현 양상
이종은 ( Jong Eun Lee ),이지현 ( Ji Hyoun Lee ),한선욱 ( Sun Wook Han ),배상호 ( Sang Ho Bae ),강길호 ( Gil Ho Gang ),김성용 ( Sung Yong Kim ),백무준 ( Moo Jun Baek ),박내경 ( Nae Kyeong Park ),임철완 ( Cheol Wan Lim ),이문수 ( Mo 대한임상종양학회 2010 Korean Journal of Clinical Oncology Vol.6 No.1
목적 : BRCA 유전자 돌연변이를 가진 유방암은 하부경계 등을 갖는 것처럼 수질암과 현미경적 소견이 유사하다. 최근 들어 이런 특징을 가지는 경우를 수질암 모양을 가진 침윤성 유관암으로 분류한다. 일반적으로 수질성 유방암은 p53이 양성으로 HER-2/neu는 음성으로 발현되며, p53이 양성으로 발현되는 것은 좋은 분화도를 가지는 암으로 예견할 수 있으며, 또한 좋은 예후와 관련이 된다. 이러한 점에 기초하여 수질성 유방암과 수질암 모양을 가진 침윤성 유관암의 ER, p53, HER-2/neu의 발현에 대한 차이를 감별하고자 본 연구를 시행하였다. 대상 및 방법: 순천향대학교 천안병원 외과학교실 유방암 클리닉에서 2005년 3월부터 2008년 12월 까지 수술로 얻어진 총 235예의 유방암 조직 중 관상피내암과 소엽상피내암을 제외한 침윤성 유방암종 198예를 대상으로 이 중 10예의 수질성 유방암과 20예의 수질암 모양을 가진 침윤성 유관암 조직을 선별하여 면역조직화학 염색을 시행하였다. 결과: ER의 발현은 10예의 수질성 유방암 중에서 9예는 음성으로 나왔고, 수질암 모양을 가진 침윤성 유관암에서는 20예 중 14예에서 음성으로 확인되었으며, 5예에서는 Grade3의 강양성으로 보고되었다. p53의 발현은 수질성 유방암에서 10예중 5예에서 1등급, 5예에서 3등급으로 확인되었고, 수질암 모양을 가진 침윤성 유관암에서는 20예 중 7예에서 1등급, 11예에서 3등급으로 보고되었다. HER-2/neu의 발현은 수질성 유방암에서 10예중 2예에서 score 0, 4예에서 score 3으로 확인되었다. 또한 수질암 모양을 가진 유관암에서는 20예 중 8예에서 score 0, 10예에서 score 3으로 보고되었다. 결론 : 수질성 유방암과 수질암 모양을 가진 침윤성 유관암과의 감별에서 p53과 HER-2/neu의 발현 양상은 큰 도움은 되지 않았으며, ER은 ER 양성인 경우에만 감별에 도움이 되는 소견이었다. 따라서 두 질환의 감별은 괴사, 간질의 양상 같은 현미경적 소견과 초음파상 종양의 경계 정도가 감별에 더 도움이 될 것으로 생각되고, 수질성 유방암 중 ER 음성, HER-2/neu 강양성인 경우만을 선별하여 BRCA 유전자 돌연변이 검사를 하여 유전성 유방암의 유무를 보는 것 또한 도움이 될 것으로 생각된다. 추후표본 자료를 더 모아 생존율을 포함한 통계학적인 결과를 도출하면 좀 더 명확해질 것으로 생각된다. Purpose : Breast cancer with BRCA1 variation has similar microscopic appearance with medullary cancer, and has pushing margins. These cases are classified as infiltrating ductal carcinoma with medullary feature nowadays. In general, medullary cancer expresses positive p53 and negative HER-2/neu. Positive ER is related to good prognosis, and well differentiated cancer is related to positive predictive value. Based on these correlations, the study was designed to make differentiation between medullary cancer and infiltrating ductal carcinoma with medullary feature with expression of ER, p53, and HER-2/neu. Material and Methods : Specimen of 10 medullary cancer and 20 infiltrating ductal carcinoma with medullary feature, which were obtained from biopsy or operation at breast clinic in Soonchunhyang university Cheonan hospital underwent immunohistochemistry stain. Results : ER expression in medullary cancer was negative in 9 out of 10 cases. In infiltrating ductal carcinoma with medullary feature, it was negative in 14 out of 20 cases, and there was expression of grade 3 in 5 cases. Expression of p53 in medullary cancer was grade 1 in 5, and grade 3 in 5 among 10 cases. In infiltrating ductal carcinoma with medullary feature, it was grade 1 in 7, and grade 3 in 11 among 20 cases. The expression of HER-2/neu in medullary cancer was score 0 in 2, and score 3 in 4 among 10 cases. It was expressed as score 0 in 8, and score 3 in 10 among 20 cases with infiltrating ductal carcinoma with medullary feature. Conclusion : Expression of p53 and HER-2/neu was not useful in differentiating medullary cancer and infiltrating ductal carcinoma with medullary feature. ER was useful only in cases with positive ER expression. Microscopic findings of necrosis and stromal feature, or ultrasonographic findings of tumor margin was considered to be more valuable in discriminating the 2 diseases.