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조기 위암 진단하에 내시경 점막절제술 시행 후, 불완전 절제로 판단되어 근치적 위절제술을 받은 환자에 대한 고찰
김형욱(Hyung Ook Kim),최원범(Won Beom Choi),신준호(Jun Ho Shin),류창학(Chang Hak Yoo) 대한외과학회 2008 Annals of Surgical Treatment and Research(ASRT) Vol.74 No.3
Purpose: Increasingly, endoscopic mucosal resection (EMR) or endoscopic submucosal dissection (ESD) for early gastric cancer (EGC) has been performed. However, yet, there is no standard therapy after incomplete EMR or ESD. The aim of this study was to evaluate the necessity of further resection after an incomplete EMR or ESD. Methods: We analyzed 24 patients who underwent curative gastrectomy due to an incomplete EMR or ESD between January 2000 and February 2007. A retrospective review was performed evaluating the clinicopathological characteristics, operating methods and presence of residual tumor. Results: After the gastrectomy, the total positive residual tumor rate was 66.7% (16/24), with a rate of 73.5% (11/15) for mucosal cancer a rate of 50.0% (4/8) for submucosal cancer, and a rate of 100% (1/1) for cancer that invaded the muscularis propria. There were no positive lymph nodes. There was no recurrence in a mean 35.5 months (range, 4∼90 months) of follow-up. Conclusion: Further resection is recommended for patients with a positive resection margin, because of the possibility of the presence of a residual tumor. Laparoscopic resection may be one of the most effective therapeutic options for these patients as a minimally invasive procedure by which curative resection can be expected.
비전이성 진행 췌장암에서 Gemcitabine 단독 항암 화학요법을 통한 장기 생존 1예
김형욱 ( Hyung Ook Kim ),김흥대 ( Hung Dai Kim ),신준호 ( Jun Ho Shin ) 대한임상종양학회 2009 Korean Journal of Clinical Oncology Vol.5 No.1
복부 전산화 단층 촬영 및 조직병리 검사상 비전이성 진행 췌장암 진단 하에 개복술을 통한 고식적 총담관공장문합술을 시행 받고, 수술 후 gemcitabine 단독 항암 화학요법으로 종양의 진행이나 수술 및 항암 화학요법에 따른 특별한 합병증 없이 30개월 이상 장기 생존하고 있는 69세 남자 환자를 문헌 고찰과 함께 보고한다. We report a 69-year-old male patient with non-metastatic advanced pancreatic cancer confirmed by abdominal computed tomography and intraoperative biopsy. He presented with long-term survival more than 30 months without disease progression or complication following palliative surgery and chemotherapy, after palliative choledochojejunostomy and postoperative gemcitabine alone chemotherapy.
합병성 급성 담낭염 환자에서 경피 경간 담낭배액술 후 복강경 담낭 절제술의 수술 시기에 따른 비교
김흥대(Hungdai Kim),김형욱(Hyung Ook Kim),신준호(Jun Ho Shin) 대한외과학회 2007 Annals of Surgical Treatment and Research(ASRT) Vol.73 No.4
Purpose: This study was to evaluate the safety and conversion rate of laparoscopic cholecystectomy (LC) after percutaneous transhepatic gallbladder drainage (PTGBD) in patients with a complicated acute cholecystitis (GB empyema, gangrenous cholecystitis and pericholecystic abscess) according to the timing of LC. Methods: One hundred and four patients, who underwent a laparoscopic cholecystectomy after PTGBD between March 2004 and December 2006, were analyzed. Thirty-four patients underwent LC within 7 days after PTGBD (early group, n=34) and 38 patients underwent LC between 14 and 39 days after PTGBD (delayed group, n=38). Thirty-two patients were excluded because of gallbladder cancer (n=2), simple acute cholecystitis (n=12), a history of previous abdominal surgery (n=5), and LC between 8 and 13 days after PTGBD (n=13). Results: There was no significant difference in age (early group, 58.4±11.2; delayed group, 61.0±12.1), diagnosis, duration of symptoms, WBC counts, interval of admission and PTGBD, improvement of symptoms after PTGBD, American Society of Anesthesiologists (ASA) score, prior medical history, post-PTGBD and postoperative complications, and operation time. The rate of conversion to an open laparotomy was 14.7% (5/34) in the early group and 2.6% (1/38) in the delayed group (statistically not significant). Conclusion: The timing of LC after PTGBD for a complicated acute cholecystitis does not influence the rate of conversion to an open laparotomy, surgery time and complication. However, a delayed LC after PTGBD tends to decrease the rate of conversion to an open laparotomy.
이관호 ( Kwan Ho Lee ),김형욱 ( Hyung Ook Kim ),류창학 ( Chang Hak Yoo ),손병호 ( Byung Ho Son ),박용래 ( Yong Lai Park ),조용균 ( Yong Kyun Cho ),김흥대 ( Hung Dai Kim ),한원곤 ( Won Kon Han ) 대한소화기학회 2012 대한소화기학회지 Vol.59 No.3
Background/Aims: Radiofrequency ablation (RFA) has been mostly used as a therapeutic alternative to hepatic resection for treating liver metastasis of colorectal cancer. The purpose of the present study was to determine whether there were differences in outcome between RFA and surgical resection in the treatment of colorectal cancer with liver metastases. Methods: We performed a retrospective analysis of 53 patients who underwent only hepatic resection or only RFA for colorectal liver metastases. Twenty-five patients who underwent hepatic resection were compared with 28 patients who underwent RFA for synchronous or metachronous liver metastases. Results: The median CEA level at the time of diagnosis of liver metastases was significantly higher in the resection group (14.2ng/mL vs. 2.8ng/mL, p=0.002). The median size of main liver metastases was significantly larger in the resection group (4.0 cm vs. 2.05 cm, p=0.002). There was no difference in the percentage of patients experiencing major complication (one patient in each group). The marginal recurrence rate was significantly higher in the RFA group (p=0.004). Disease-free and overall survival were longer in the resection group (p=0.008 and 0.017, respectively). In multivariate analysis, only the type of treatment was a factor associated with disease-free and overall survival (p=0.004 and 0.007, respectively). Conclusions: Because of the high marginal recurrence rate, RFA shows an inferior outcome in comparison with surgical resection. Therefore, RFA should be considered for only selected patients with unresectable (by any means) disease or with high operative risk.
영상처리를 이용한 PC 내부구조 학습 어플리케이션 설계 및 구현
김원진 ( Won Jin Kim ),김형욱 ( Hyung Ook Kim ),조성은 ( Sung Eun Jo ),장수정 ( Soo Jeong Jang ),문일영 ( Il Young Moon ) 한국실천공학교육학회 2011 실천공학교육논문지 Vol.3 No.2
We introduce the application what using the MultiTouch-Table of the PC-mechanic Certification. Thesedays, People does`t use the Mouse and Keyboard and use people gesture. We introduce Graphic and Image by addition. Theseday, MultiTouch-Table is so famous. We use it the multitouch-table to on 3D Maxs and C#. We help them to get the certification using the component Scale and Drags through the camera view and then include the PC-Mechanic question of domestic.
윤종현(Chong Hyeon Yoon),김형욱(Hyung Ook Kim),김미영(Mi Young Kim),이원영(Won Young Lee),김성수(Sung Soo Kim),한상원(Sang Won Han),양영상(Young Sang Yang),윤승규(Seung Kew Yoon),이창돈(Chang Don Lee),박두호(Doo Ho Park),김부성(Boo S 대한내과학회 1997 대한내과학회지 Vol.52 No.4
Strongyloides stercoralis hyperinfection syndrome is a rare complication of strongyloidiasis that frequently occurs in immunosuppressed patients. The parasite ordinarily localizes in the small intestines, especially in the duodenal and jejunal part. Reports of gastric involvement are rare. We report a case of an immunosuppressed patient who had severe S. stercoralis infection of the stomach in association with purulent meningitis.