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김주연(Ju-Yeon Kim),문형곤(Hyung-Gon Moon),정치영(Chi-Young Jeong),주영태(Young-Tae Ju),정은정(Eun-Jung Jung),이영준(Young-Joon Lee),홍순찬(Soon-Chan Hong),최상경(Sang-Kyung Choi),하우송(Woo-Song Ha),박순태(Soon-Tae Park),정상호(Sang 대한외과학회 2009 Annals of Surgical Treatment and Research(ASRT) Vol.77 No.5
Peutz-Jeghers syndrome (PJS) is a rare disease of autosomal dominant inheritance, which is characterized by multiple hamartomatous polyps and mucocutaneous pigmentations. Multiple hamartomatous polyps in the gastrointestinal tract are the hallmarks of PJS, and occur most commonly in the small intestine. Complications induced by polyps include colicky abdominal pain, bleeding, bowel obstruction; rectal prolapse of polyps, and intussusceptions. A male patient visited our emergency room with colicky abdominal pain. The patient was diagnosed small intestine intussusceptions with multiple polyps. We report this case with a review of the literature.
김주연(Ju-Yeon Kim),정은정(Eun-Jung Jung),정상호(Sang-Ho Jeong),정치영(Chi-Young Jeong),주영태(Young-Tae Ju),이영준(Young-Joon Lee),홍순찬(Soon-Chan Hong),최상경(Sang-Kyung Choi),하우송(Woo-Song Ha),박순태(Soon-Tae Park) 대한외과학회 2010 Annals of Surgical Treatment and Research(ASRT) Vol.79 No.6
Purpose: Papillary thyroid carcinomas (PTCs) often occur as multifocal tumors. The aim of this study was to investigate the clinical features and treatment of multifocal PTC. Methods: A retrospective survey was carried out on 315 patients with PTC who underwent total thyroidectomy and central compartment neck dissection with or without lateral neck dissection from January 2007 to April 2010. The risk factors, including sex of patients, age at diagnosis, largest tumor size, extra-thyroidal extension, presence of thyroiditis, lymph node involvement, thyroid stimulating hormone and post operative follow-up results were analyzed between solitary and multifocal PTC group. Results: Of those factors, the presence of central compartment and lateral neck lymph node and mean numbers of involvement lymph node were significantly related factors for the multifocality of the PTC. Conclusion: Multifocus is one of the clinical features of PTC. And multifocal PTCs are associated with increased risk of central and lateral neck lymph node involvement, Therefore, total thyroidectomy and central compartment neck dissection could be the standard treatments. And lateral neck node dissection should be recommended for cases with clinically positive lateral neck lymph nodes.
복강경 담낭절제술 중 발생한 담관 손상 치료의 임상적 경험
김주연(Ju-Yeun Kim),김가정(Ka-Jeong Kim),문형곤(Hyung-Gon Moon),정상호(Sang-Ho Jeong),정치영(Chi-Young Jeong),주영태(Young-Tae Ju),정은정(Eun-Jung Jung),이영준(Young-Joon Lee),최상경(Sang-Kyung Choi),하우송(Woo-Song Ha),박순태(Soon-T 대한외과학회 2009 Annals of Surgical Treatment and Research(ASRT) Vol.77 No.5
Purpose: Laparoscopic cholecystectomy (LC) has become the gold standard of management of gallstone disease. LC is associated with a two-to-four times higher incidence of bile duct injury, which is a rare but more serious complication than open cholecystectomy. We reviewed our experiences with the management of bile duct injury during laparoscopic cholecystectomy. Methods: From January 1999 to April 2009, 13 patients with bile duct injuries following LC were managed in our hospital. Patients’ charts were retrospectively reviewed to analyze perioperative management. Results: Among the 13 patients, 7 patients sustained their bile duct injuries at our hospital. Six patients were referred to our hospital to manage their bile duct injuries. Five patients’ injuries were identified during LC. According to the Strasberg classification, there are 5 cases of type A, 2 cases of type C, 1 case of type D and 5 cases of type E injuries. Four type A bile duct injuries were treated by direct ductal ligation during LC and 1 type A bile duct injury and 1 type C bile duct injury were managed by non-surgical treatment. Type D and type E injuries were managed by Roux-en-Y hepaticojejunostomy. Conclusion: Bile duct injuries are a rare but serious complications that occur during laparoscopic cholecystectomy. Most minor bile duct injuries are well treatable with non-surgical management, whereas major bile duct injuries require surgical management. The combination of non-surgical management and surgical treatment results in successful outcomes in bile duct injuries.
김주연(Ju yeon Kim),문형곤(Hyoung gon Moon),정상호(Sang ho Jeong),주영태(Young tae Ju),정은정(Eun joung Jung),이영준(Young joon Lee),홍순찬(Soon chan Hong),최상경(Sang Kyung Choi),박순태,하우송(Woo song Ha),정치영(Chi young Jeong) 한국간담췌외과학회 2009 한국간담췌외과학회지 Vol.13 No.3
Purpose : Recently, there have been several studies on the early results on the use of hepatectomy for the treatment of a variety of hepatic lesions. We report the early experience of our hospital after totally laparoscopic left hepatectomy in patients with intrahepatic stones in the left hemi-liver. Methods : We analyzed the medical records of patients on a retrospective bases, who had been diagonsed with left intrahepatic stones and had undergone an hepatectomy between January 2008 and June 2009. Patients were grouped according to their operative procedure into one of the following: open hepatectomy, laparoscopy-assisted hepatectomy, and totally laparoscopic hepatectomy. Results : There were 31 patients who underwent Lt hemihepatectomy and Lt lateral sectionectomy during the time period under study. Hepatectomy with open method, laparoscopy-assisted method, and totally laparoscopy method were performed in 10, 14, and 7 cases. There were no significant differences between the 3 methods for operating time and postoperative complications. However, the number of fasting times and hospital days was shorter with performing total laparoscopic hepatectomy than in other occasions. Conclusion : Totally laparoscopic liver resection is a safe and useful method for treating patients with intrahepatic stones and offers the advantage of quick patient recovery. Careful selection of appropriate patients and further development in the laparoscopic surgical technique resulting from accumulated experiences will help enable the laparoscopic hepatectomy to be performed more easily and safely in patients with intrahepatic stones.
소아에서 발생한 자석 삼킴에 의해 유발된 위장관계 합병증
김가정(Ka-Jeong Kim),주영태(Young-Tae Ju),정치영(Chi-Young Jeong),정은정(Eun-Jung Jung),이영준(Young-Joon Lee),홍순찬(Soon-Chan Hong),최상경(Sang-Kyung Choi),하우송(Woo-Song Ha),박순태(Soon-Tae Park) 대한외과학회 2007 Annals of Surgical Treatment and Research(ASRT) Vol.73 No.4
Because of the magnetic property that attracts magnets to one another, the swallowing of magnets could provoke perforation, obstruction, and formation of fistula in the gastrointestinal tract. Here, the authors describe two cases of gastrointestinal complication caused by swallowed magnets in children. The first case occurred in a 12-year-old boy who swallowed multiple magnetic educational instruments; the patients presented with duodeno-colic and colo-colic fistula. In the second case, a 7-year-old boy swallowed two magnets and developed a jejuno-jejunal fistula associated with perforation of the jejunum. In accidental swallowing of the magnet, especially multiple pieces, the follow-up plain abdominal X-ray film should be checked, and an emergency exploration could be considered.
유한차분법을 이용한 PSC 거더의 시간 종속적 거동해석
조용덕 ( Cho Yong-duck ),주영태 ( Ju Young-tae ),이용학 ( Lee Yong-hak ) 한국구조물진단유지관리공학회 2002 한국구조물진단유지관리공학회 학술발표대회 논문집 Vol.6 No.1
Time-dependent Governing Differential Equations (GDE) of prestressed concrete (PSC) bridge girders considering the long term losses including concrete creep, shrinkage, and PS steel relaxation are derived based on the principle of minimum potential energy. The GDE's are solved using the Central Finite Difference Method with the various boundary conditions in which the shape of deflection curve is assumed to be a second order polynomial. The formulation covers the straight and curved PS steel layouts, and the constant and variable cross sections. Time dependent numerical analysis of PSC flexural members with rectangular cross section reveals the applicability for the proposed numerical procedures and show a good agrement with the experimental results.