http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
홍영익(Young Ik Hong),박종훈(Jong Hoon Park),김인수(In Soo Kim),이정안(Jung Ahn Rhee),김상윤(Sang Youn Kim) 대한외과학회 2008 Annals of Surgical Treatment and Research(ASRT) Vol.75 No.1
Purpose: The indications for pediatric laparoscopic surgery are increasing according to the improvement of laparoscopic procedures and instruments and the increased knowledge of its safety and benefits. We summarized the analysis of the outcomes and the feasibility of performing laparoscopic surgery in children. Methods: We retrospectively analyzed 183 consecutive children (114 males and 69 females) who underwent laparoscopic surgery between June 2001 and July 2007. The following information was obtained: the surgical indications, operative procedures and surgical outcomes. Results: The laparoscopic procedures for each disease were as follows, appendectomy for acute appendicitis (n=143), reduction for barium reduction-failed intussusceptions (n=15), splenectomy for symptomatic hereditary spherocytosis (n=5), salphingoophorectomy for torsion of a parovarian cyst and ovarian tumor (n=2), diverticulectomy or segmental resection for symptomatic Meckel’s diverticulum (n=3), cholecystectomy for symptomatic gall stones & adenomyomatosis (n-4), repair for Morgagni hernia (n=1), Nissen’s fundoplication for paraesophageal hernia (n=1), Heller myotomy and Dor fundoplication for achalasia (n=1), diagnostic purpose for peritoneal tuberculosis (n=3) and lymphoma (n=1), excision for retroperitoneal neuroblastoma (n=1), peritoneal drainage for postoperative abscess (n=1) and removal of a foreign body in the peritoneal cavity (n=2). The mean age was 9.9 years (range: 4 months to 15 years). There was one conversion for a perforated appendicitis. There were 3 cases of laparoscopic assisted reductions for intussusception. There were three wound infections in the patients with complicated appendicitis. Conclusion: Laparoscopic procedures for various pediatric surgical disorders were feasible under the appropriate indications.
소아에서 급성 충수염에 대한 복강경 수술과 개복 수술 간의 비교
민재석(Jae Seok Min),박종훈(Jong Hoon Park),조해창(Hae Chang Jo),이정안(Jung Ahn Rhee),김상윤(Sang Youn Kim) 대한외과학회 2007 Annals of Surgical Treatment and Research(ASRT) Vol.72 No.6
Purpose: The advantage of a laparoscopic appendectomy for acute appendicitis in children is controversial, with no consensus among most pediatric surgeons, particularly with regard to the operative time and hospital costs in complicated cases. The objective of this study was to examine the safety, efficacy and complications of a laparoscopic appendectomy in children compared with an open appendectomy. Methods: Our clinical experiences of laparoscopic appendectomy (LA) and open appendectomy (OA) for simple appendicitis (SA), complicated appendicitis (CA) and no evidence of appendicitis (NA) in children, between November, 2003 and October, 2006, were reviewed. Ninetythree (93) patients underwent a LA (58 boys, 35 girls) and 194 patients an OA (128 boys, 66 girls). The mean ages of the patients having undergone LA and OA were 9.6 and 8.9 years, respectively. Results: The mean operation times were similar between the LA and OA in the SA and NA groups, but was shorter for a LA than an OA in the CA group, which was also statistically significant (P=0.007). There were statistically significant differences in the postoperative duration of hospital stay between a LA and an OA in all groups (in SA, 2.8 versus 4.5 days, P<0.001 and in CA, 4.5 versus 8.4 days, P<0.001). The rates of postoperative complications were different between a LA and an OA were: for the SA group, 1.7 versus 1.0%, P=1.000; for the CA group, 0 versus 22.4%, P=0.006. Conclusion: Our experiences suggest that a laparoscopic appendectomy was a safe and effective procedure for any type of appendicitis in children, with a shorter hospital stay and lower rate of postoperative complications.
Rat 대동맥 평활근 세포에서 배양액내 Nitrite 농도에 미치는 Guanylate Cyclase Inhibitor의 영향
김원준,최형철,조해창,장내성,이정안,김상윤,이광윤 대한혈관외과학회 1999 Vascular Specialist International Vol.15 No.2
Purpose: Nitric oxide (NO) exerts the relaxant effect in vascular smooth muscle cells (VSMC) by activating soluble guanylate cyclase (sGC), which produces cyclic guanidine monophosphate (cGMP) in the cell. This study was undertaken to investigate the mechanism of the inhibitory actions of sGC inhibitors, LY 83583 and methylene blue in the VSMC. Methods: VSMC was primarily cultured from rat aorta and confirmed by immunocytochemistry of anti-smooth muscle myosin antibody. Bacterial lipopolysacchride (LPS), an inducer of inducible nitric oxide synthase (iNOS) and sodium nitroprusside (SNP), an NO donor, were uesd to increase NO within VSMC. The changes in concentrations of nitrite in culture media by an addition of LPS or SNP with a pretreatment of LY 83583 or methylene blue were measured by the spectrophotometry with griess regent and absorbance at 550 nm. Western blot and RT-PCR for iNOS and iNOS mRNA, respectively were performed. Results: LPS and SNP increased nitrite concentration. LY 83583 potentiated the increase in nitrite concentration by LPS and SNP. LY 83583 also increased expressions of iNOS protein and mRNA induced by LPS. Methylene blue has no effect on nitrite concentration increased by LPS or SNP, and it did not affect the expressions of iNOS protein or mRNA induced by LPS. Conclusion: These results suggest that the mechanism of inhibitory actions of LY83583 and methylene blue on sGC are different each other; LY83583 interferes the interaction of sGC and NO resulting positive feedback increase in iNOS gene expression, but methylene blue eliminates NO from cytosol inducing no compensatory effect.