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Surgical Repair of Ventricular Septal Defect in Neonates: Indications and Outcomes
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作者 Jae Hong lee Sungkyu Cho +6 位作者 Jae Gun Kwak Hye Won Kwon Woong-Han Kim Mi Kyoung Song sang-yun lee Gi Beom Kim Eun Jung Bae 《Congenital Heart Disease》 SCIE 2024年第1期69-83,共15页
Background:The optimal surgical timing and clinical outcomes of ventricular septal defect(VSD)closure in neo-nates remain unclear.We aimed to evaluate the clinical outcomes of VSD closure in neonates(age≤30 days).Met... Background:The optimal surgical timing and clinical outcomes of ventricular septal defect(VSD)closure in neo-nates remain unclear.We aimed to evaluate the clinical outcomes of VSD closure in neonates(age≤30 days).Methods:We retrospectively reviewed 50 consecutive neonates who underwent VSD closure for isolated VSDs between August 2003 and June 2021.Indications for the procedure included congestive heart failure/failure to thrive and pulmonary hypertension.Major adverse events(MAEs)were defined as the composite of all-cause mortality,reoperation,persistent atrioventricular block,and significant(≥grade 2)valvular dysfunction.Results:The median age and body weight at operation were 26.0 days(interquartile range[IQR],18.8–28.3)and 3.7 kg(IQR,3.3–4.2),respectively.The median follow-up duration was 110.4 months(IQR,56.8–165.0).Seven patients required preoperative respiratory support,andfive had significant(≥grade 2)preoperative valvular dysfunction.One early mortality occurred due to irreversible cardiogenic shock;no late mortality was observed.One reopera-tion was due to hemodynamically significant residual VSD at 103.8 months postoperatively.The overall survival,freedom from reoperation,and freedom from MAE at 15-years were 98.0%,96.3%,and 94.4%,respectively.Pre-operative mechanical ventilation was associated with a longer duration of postoperative mechanical ventilation(p<0.001)and a longer length of intensive care unit stay(p<0.001).Conclusions:VSD closure with favorable outcomes without morbidities is feasible even in neonates.However,neonates requiring preoperative respiratory support may require careful postoperative management considering the long-term postoperative risks.Overall,surgical VSD closure might be indicated earlier in neonates with respiratory compromise. 展开更多
关键词 Ventricular septal defect NEONATE early surgery neonatal surgery
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LED背光源中的集成电源型LED模块驱动系统
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作者 sang-yun lee Chang-Hoon Baek +4 位作者 Do-Hun Kim Hyung-Suk Kim Myoung-Soo Choi Bang-Won Oh 张进 《现代显示》 2007年第11期30-34,共5页
开发了一种用于液晶显示器的RGB-LED背光源中的新型集成电源型的LED模块(IPLM)驱动系统。传统驱动方案中的DC-DC压降转换电路被集成到了主电源电路中,恒流控制电路被合并到了LED模块中。因此,传统背光源中的这两部分驱动板都被省略了。
关键词 LED背光系统 驱动系统 降压-升压转换器
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Actinomycosis of the appendix mimicking appendiceal tumor:A case report
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作者 sang-yun lee Hee-Jin Kwon +6 位作者 Jin-Han Cho Jong-Young Oh Kyung-Jin Nam Jin-Hwa lee Seong-Kuk Yoon Myong-Jin Kang Jin-Sook Jeong 《World Journal of Gastroenterology》 SCIE CAS CSCD 2010年第3期395-397,共3页
Actinomycosis is an uncommon chronic infectious disease. Common sites of involvement include the cervicofacial, thoracic and abdominopelvic regions. In abdominopelvic actinomycosis, the ileocecal region, including the... Actinomycosis is an uncommon chronic infectious disease. Common sites of involvement include the cervicofacial, thoracic and abdominopelvic regions. In abdominopelvic actinomycosis, the ileocecal region, including the appendix, is the most commonly involved site. In some reports, limited appendiceal actinomycosis has revealed a thickened appendiceal wall with peri-appendiceal inflammation as acute appendicitis or perforated appendicitis. We experienced pathologically confirmed intraluminal limited appendiceal actinomycosis without peri-appendiceal infiltration. Here, we report the computed tomography and ultrasound findings. 展开更多
关键词 ACTINOMYCES ACTINOMYCOSIS Appendiceal neoplasms APPENDICITIS
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