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최윤미,최재혁,서정민,이석구,Choi, Yun-Mee,Choi, Jae-Hyuck,Seo, Jeong-Meen,Lee, Suk-Koo 대한소아외과학회 2004 소아외과 Vol.10 No.1
Improvement in prenatal ultrasonography is leading to diagnose choledochal cyst before birth and before onset of classical symptom more frequently. But, there is a controversy about optimal timing for Cyst excision of prenatally diagnosed asymptomatic choledochal cyst. To identify the most appropriate timing for surgery in prenatally diagnosed choledochal Cysts, we analyzed 6 patients who had operation for choledochal cysts within 30days after birth at the division of Pediatric Surgery, Samsung Medical Center and Inha University School of Medicine, from June 1995 to June 2002. Males were four and females 2, the mean age at operation was 11.2 days, and the median age 8.0 days. The range of gestational ages of the antenatal diagnosis of bile duct dilatation was 24 weeks to 32 weeks, mean was 38.3 weeks, and mean birth weight was 3,298.3 g. After birth, abdominal ultrasonography, hepatobiliary scintigraphy, and magnetic resonance cholangiopancratography (MRCP) were performed. Mean age at operation was 11.2 days. All patients had the cyst excision and Rouxen-Y hepaticojejunostomy. Immediate postoperative complication was not found. During the median follow-up period of 41 months, one patient was admitted due to cholangitis, and the other due to variceal bleeding. Early operative treatment of asymptomatic newborn is safe and effective to prevent developing complications later in life.
대장암에서 림프절 침범과 암의 침윤도가 예후에 미치는 영향
최윤미 ( Yun Mee Choi ),김해성 ( Hae Sung Kim ),최선근 ( Sun Keun Choi ),허윤석 ( Yun Seok Hur ),이건영 ( Kun Yong Lee ),김세중 ( Sei Joong Kim ),안승익 ( Seung Ick Ahn ),홍기천 ( Kee Cheun Hong ),신석환 ( Seok Hwan Shin ),우제홍 대한소화기학회 2002 대한소화기학회지 Vol.40 No.6
Background/Aims: This study was carried out to evaluate prognostic significance of the clinicopathological features in colorectal cancer. Methods: The records of 413 patients who underwent a curative resection of colorectal cancer from June of 1996 to December of 2000 were examined focusing on the clinicopathological factors and difference of survival rates. Results: The numbers of lymph node metastasis were significantly related to age, depth of invasion, histologic differentiation, tumor size, lymphovascular invasion, perineural invasion, and preoperative serum CEA level. In the univariate analysis for 366 patients, the depth of invasion (p=0.0017), histologic differentiation (p=0.0069), lymph node metastasis (p=0.0000), lymphovascular invasion (p=0.0001), perineural invasion (p=0.0008), and preoperative serum CEA level (p=0.0005) turned out to be significant prognostic factors. The histologic differentiation between the primary lesion and the metastatic lymph node was the same in 90.7% of the studied cases. Capsular invasion was found in 92 cases (53.5%), but there was no significant difference in survival rates between the capsular invasion group and non-capsular invasion group (p=0.0510). Conclusions: In this study, the depth of invasion, lymph node metastasis, and the number of lymph node metastasis could be recognized as important prognostic factors for colorectal cancer. However, further follow-up studies are needed to determine the role of the various clinical and pathological factors in colorectal cancer prognosis. (Korean J Gastroenterol 2002;40:371-378)
총수담관 결석의 진단에 있어서 내시경적 역행성 담췌관 조영술과 초음파 내시경의 비교
최윤미(Yun Mee Choi),김해성(Hae Sung Kim),안승익(Seung Ik Ahn),이건영(Keon Young Lee),홍기천(Kee Chun Hong),최선근(Sun Keun Choi),허윤석(Yoon Seok Hur),김세중(Sei Joong Kim),우제홍(Ze Hong Woo),신석환(Seok Hwan Shin),김형길(Hyung Gil 대한외과학회 2003 Annals of Surgical Treatment and Research(ASRT) Vol.64 No.4
박근명,최윤미,김장용,최선근,허윤석,이건영,김세중,조영업,안승익,홍기천,신석환,김경래,서정민,Park, Keun-Myoung,Choe, Yun-Mee,Kim, Jang-Young,Choi, Sun-Keun,Heo, Yoon-Seok,Lee, Keon-Young,Kim, Sei-Joong,Cho, Young-Up,Ahn, Seung-Ik,Hong, Kee-C 대한소아외과학회 2010 소아외과 Vol.16 No.2
남녀의 비는 1.8로 남아가 많았으며, 진단시 나이는 76.9 % 에서 4주 이내 신생아시기에 진단되었다. 임상증상은 복부팽만 84.6 %, 태변 배출지연이 46.1 %, 설사 와 변비가 23.1 % 였다. 무신경절의 범위가 89.7 %에서 직장 및 에스자형 결장에 한정되었으며, 전결장에 침범한 경우가 8 %였다. 69.2 %에서 결장조루술 후 근치적 수술을 시행하였으며, 30.8 %에서 바로 근치적 수술을 시행하였다. 수술 후 6개월 이상 추적은 54 % 였으며, 추적 관찰 환자 중 14.3 %에서 대변 지림을 보였고, 19.0 %에서 변비를 보였다. The aim of this study is to review our clinical experience with patients with Hirschsprung's disease (HD) Medical records of 39 children who underwent definitive surgery for HD at Inha University Hospital from September 1996 to June 2008 were analyzed by age at presentation, sex, gestational age, birth weight, clinical presentation, diagnostic tools, level of aganglionosis, surgical procedures, postoperative complications, and postoperative bowel function. Twenty-five patients (64.1 %) were males and 14 (35.9 %) were females. Thirty patients (76.9 %) were diagnosed and treated in the neonatal period. The transitional zone was at the rectosigmoid region in 89.7 %. Twenty-seven patients (69 %) were treated by preliminary colostomy or ileostomy. Twenty-four patients had the Duhamel operation, 6 patients anorectal myectomy, and 9 patients had transanal endorectal pull-through (TEP). Five of 9 patients who had the TEP procedure did laparoscopic assistance. Postoperatively, seventeen patients (83 %) passed stool once or more times per day and 3 patients had stool soiling. This study demonstrated that the majority of the patients had good results. To determine which treatment is most effective comparative review by operation method would be required.
서정민,최윤미,이은희,전용훈,안승익,홍기천,신석환,Seo, Jeong-Meen,Choi, Yun-Mee,Lee, Eun-Hee,Jun, Yong-Hoon,Ahn, Seung-Ik,Hong, Kee-Chun,Shin, Seok-Hwan 대한소아외과학회 1999 소아외과 Vol.5 No.2
To estimate the normal anal canal pressure in neonates, anal manometry was performed in 46 normal babies less than 6 days of age. Twenty-eight of the subjects were boys and 18 girls. All the subjects passed meconium within 24 hours after birth. Birth weights were above 2.4 kg. There were no sexual differences in birth weight, birth height, gestational age, postnatal age, or Apgar score (p<0.05). The mean manometry values were; anal sphincter length $18.6{\pm}3.9$ mm, high pressure zone (HPZ) $9.2{\pm}3.6$ mm, vector volume $2027.2{\pm}2440.7$ mmHg2cm, maximum pressure $42.3{\pm}17.4$ mmHg, and position of the maximum pressure $6.0{\pm}22.4$ mm. Only the HPZ of boys was longer than those of girls (p=0.005). In squeezing state, HPZ and the position of maximun pressure were not changed from resting state. HPZ, vector volume, and maximum pressure in boys were higher than those in girls. As the birth weight increased, the anal sphincter length (p=0.001) and the HPZ increased (p=0.047). The resting pressures of the anal canal were evaluated in three portions; /23 upper portion, $12.8{\pm}8.6$ mmHg, middle portion, $20.3{\pm}10.8$ mmHg, and lower portion, $26.1{\pm}12.9$ mmHg. These normal values may serve as guidelines for the evaluation, diagnosis and treatment of neonatal anal diseases.
최소영(So Young Choi),김세중(Sei Joong Kim),조영업(Young Up Cho),박재영(Jae Young Park),박정미(Jeong Mi Park),주영채(Young Chae Chu),최윤미(Yun Mee Choe),최선근(Sun Keun Choi),허윤석(Yoon Seok Heo),이건영(Keon Young Lee),안승익(Seung 대한외과학회 2009 Annals of Surgical Treatment and Research(ASRT) Vol.76 No.5
Purpose: Apocrine carcinoma of the breast is rare and there is confusion about the criteria of its histopathologic diagnosis. The purpose of this study is to investigate the clinical and pathologic characteristics of the disease. Methods: 9 patients diagnosed with apocrine carcinoma or apocrine carcinoma in situ and 1,009 patients diagnosed with non-apocrine carcinoma of the breast from April 1999 to March 2008 were retrospectively analyzed. Results: The mean age of the patients with apocrine carcinoma was 52.3 year. 5 patients (55.6%) among 9 patients with apocrine carcinoma were postmenopausal. There were 2,1 and 6 patients with stage 0, Ⅰ and Ⅱ disease, respectively according the TNM stage. These demographic and clinical differences between the patients with apocrine carcinoma and non-apocrine carcinoma were not significant. Only four patients (44.4%) were preoperatively diagnosed with apocrine carcinoma or apocrine carcinoma in situ. By surgical biopsy, additional 5 patients were diagnosed as apocrine carcinoma. In the immunohistochemical study, Bcl-2 was positive in one (12.5%) of 8 patients. p53 was positive in 4 (44.4%) of 9 patients. Expressions of estrogen and progesterone receptor were positive only in two patients (22.2%) with weakly positive staining. Androgen receptor was positively expressed in all cases (100%) of apocrine carcinoma. Overexpression of c-erb-B2 was detected in four patients. Conclusion: Treatment modality and prognosis of apocrine carcinoma are similar as non-apocrine carcinoma. But its preoperative diagnosis is more difficult than that of non-apocrine carcinoma and it shows different expression of hormone receptor. Further study is needed for the development of new hormonal therapy using androgen.
정인오(In-Oh Jeong),최윤미(Yun-Mee Choe),김장용(Jang Young Kim),최선근(Sun Keun Choi),허윤석(Yoon Seok Heo),이건영(Keon Young Lee),김세중(Sei-Joong Kim),조영업(Young Up Cho),안승익(Seung Ik Ahn),홍기천(Kee Chun Hong),신석환(Seok Hwan 대한외과학회 2009 Annals of Surgical Treatment and Research(ASRT) Vol.77 No.6
Purpose: The mortality of intestinal atresia has decreased remarkably owing to prenatal diagnosis, development of diagnosis method, neonatal intensive care, surgical technique, total parenteral nutrition and performing of early surgery. The clinical consideration of our experience about intestinal atresia would be helpful in the understanding of disease. Methods: We reviewed the clinical presentation, hospital days, diagnosis method, surgical method, postoperative early complication and mortality based on medical records, retrospectively, in 32 cases of intestinal atresia encountered at Inha University Hospital between March 1997 and May 2009. Results: The involved sites were; duodenum (n=11; 34.4%), jejunoileum (n=20; 62.5%), and colon (n=1; 3.1%). The mean postoperative fasting time was 6.38 days. The postoperative morbidity was 9.4% and mortality was 3.1%. Conclusion: Complete recovery from intestinal atresia can be insured by prompt diagnosis, early surgery and careful neonatal intensive care.
소아의 천공형 충수염에서 복강경 충수절제술 및 개복 충수절제술의 비교
박재영(Jae-Young Park),최윤미(Yun-Mee Choe),윤민영(Min-Young Yun),최선근(Sun Keun Choi),허윤석(Yoon-Seok Hur),이건영(Keon-Young Lee),김세중(Sei-Joong Kim),조영업(Young Up Cho),안승익(Seung-Ik Ahn),홍기천(Kee-Chun Hong),신석환(Seok-Hw 대한외과학회 2008 Annals of Surgical Treatment and Research(ASRT) Vol.75 No.2
Purpose: Appendectomy is the most common emergent surgical operation in children. Laparoscopic appendectomy is currently a popular procedure in children, but pediatric laparoscopic appendectomy is controversial for its efficacy and safety, especially for perforated appendicitis. We compared the efficacy and safety between laparoscopic appendectomy (LA) and open appendectomy (OA) for treating perforated appendicitis of children. Methods: This study involved a total of 69 patients who underwent appendectomy for perforated appendicitis at our institution between March 2005 and September 2007, and these patients were less than 15 years old. There were 41 patients in the LA group and 28 patients in the OA group. The demographic data, operative time, length of the hospital stay, bowel movement, pain control and complications were assessed. Results: There was no significant difference between the LA and OA groups with respect to gender, age, the operation time, the length of the hospital stay, bowel movement and pain control. There was one complication (2.4%) in the LA group and four complications (16.6%) in the OA group, but there was no significant difference (P=0.062). There was no wound infection. Conclusion: Laparoscopic appendectomy for the children with perforated appendicitis is a safe procedure. Yet we need further high quality randomized trials to compare the 2 techniques.