http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
김제열,조상호,김건일,허경림,김현숙,조구영,최영진,이원용,임종윤 朝鮮大學校 附設 醫學硏究所 2007 The Medical Journal of Chosun University Vol.32 No.2
Cardiac tumors, especially the primary tumors involving any part of the heart are extremely rare and its relative incidence has been reported to be approximately 0.02%. We report a patient with huge cardiac hemangioma who complained of shortness of breath, general weakness, and dizziness, Imaging study by echocardiography and computed tomography of thorax revealed a huge lobulating mass like a bunch of grapes in the right chamber of heart. The surgical exploration of thorax was performed and a histological diagnosis of spindle cell hemangioma was obtained by microscopy. The patient was treated by surgical resection of the tumor and doing well after surgery. Our experience indicated that prompt diagnosis and treatment of cardiac hemangioma is imperative for patients' prognosis.
화상 환자에서 발생한 외과적 중재술을 요하는 감염성 심내막염 2예
김근숙,이태유,정연손,최창순,최민호,류제헌,김철홍,조구영,우흥정 대한감염학회 2003 감염과 화학요법 Vol.35 No.3
감염성 심내막염은 화상 후에 발생할 수 있는 치명적인 합병증이다. 임상 증상은 일반적으로 없는 경우가 대부분이고 지속되는 발열과 양성 혈액 배양 검사가 유일하다. 감염의 다른 확실한 원인 없이 발열과 양성 혈액 배양 검사가 있을 때는 감염성 심내막염을 강력하게 의심해야 하며 심장 초음파로 진단 가능하다. 감염성 심내막염은 사망률은 높지만 초기에 진단하면 항생제 정주를 지속하는 것으로 치료할 수 있다. 저자들은 화상환자에서 발생한 수술적 처치를 필요로 하는 감염성 심내막염 2예를 경험하였기에 보고하는 바이다. Infective endocarditis is a rare but fatal complication following burn injury. The clinical presentation is silent, but with persistent fever and positive blood culture. The manipulation of clinical care as well as the burn wound itself and immunosuppression caused by extensive bums puts the burn patients at risk of bacteremia. Staphylococcus aureus and Gram-negative bacilli are most common pathogens of infective endocarditis following burns. We report herein two cases of infective endocarditis in the burn patients who requires surgical intervention. The first case was caused by Pseudomonas aeruginosa with complication of multifocal pneumonia, and the second case by coagulase-negative stapylococcus with cerebral hemorrhage.
인슐린 비의존형 당뇨병환자에서 중식성 망막증 발생에 관한 종적연구
조구영(Goo Yeong Cho),김상욱(Sang Wook Kim),이미화(Mee Wha Lee),박중열(Joong Yeol Park),제수정(Soo Jung Je),이기업(Ki Up Lee),김기수(Ghi Su Kim) 대한내과학회 1994 대한내과학회지 Vol.47 No.4
Background: Proliferative diabetic retinopathy (PDR), a late stage of diabetic retinopathy, is the com- monest cause of acquired blindness in adults. Despite many previous studies, the risk factors for the development of PDR in Korean NIDDM patients have not been precisely defined yet. The aims of the present study were to evaluate the incidence and the risk factors of PDR. Method: From April to June 1993, we retrospectively studied 243 NIDDM outpatients (duration of diabetes 7.9±7.1, age 54.5±10.8, male 110 and fema1e 133) who had undertaken fundoscopic examination for diabetic retinopathy before April 1991. At the time of the examination, 70 patients had nonproliferative diabetic retinopathy (NPDR). Of those, 12 patients progressed to PDR and 58 patients did not. Clinical characteristics and laboratory findings of progressed group were compared with non-progressed group. Results: Of the 162 patients who were free of diabetic retinopathy at the initial examination, 18 patients progressed to diabetic retinopathy; the incidence rate of diabetic retinopathy was 34.9/1,000 person-yr. Of these, 1 patients had PDR (1.9/1,000 person-yr). After 2.6 years of mean follow-up, 12 out of 70 patients with initial NPDR progressed to PDR. The incidence rate of PDR in the patients with NPDR was 63.2/1,000 person-yr. Microalbuminuria, more severe weight loss, lower level of C-peptide and insulin therapy were associated with an increased 2.6-year risk of developing PDR. However, sex, smoking, use of antihypertensive drugs or aspirin, age, duration of diabetes and the mean fasting serum glucose, hemoglobin Al, cholesterol, systolic or diastolic blood pressure levels during the follow-up period were not associated with the progression to PDR. Forward stepwise multiple logistic regression analysis revealed that initial microalbuminuria and delta BMI are significant independent predictor for the progression to PDR. Conclusion: Microalbuminuria can be used as a predictor for progression to PDR. Lower level of C-peptide, more severe weight loss and current insulin use may be also the risk factors for progression to PDR in Korean NIDDM patients with nonproliferative retinopathy. However, long-term prospective study is warranted to answer the question more properly.
Cho, Pyung Goo,Ji, Gyu Yeol,Ha, Yoon,Lee, Hye Yeong,Shin, Dong Ah ELSEVIER 2019 SPINE JOURNAL Vol.19 No.6
<P><B>Abstract</B></P> <P><B>BACKGROUND CONTEXT</B></P> <P>Posterolateral fusion (PLF) with autogenous iliac bone graft is one of the most common surgical procedures for lumbar spinal disease. However, its limited success demands new biologically competent graft enhancers or substitutes. Although the use of direct current (DC) electrical stimulation has been shown to increase rate of successful spinal fusions, little is known about the effect of the type of current in DC stimulation.</P> <P><B>PURPOSE</B></P> <P>To evaluate the effects of various DC stimulators on the strength and success rate of posterolateral fusion facilitated by using a nitinol mesh container, in rats.</P> <P><B>STUDY DESIGN</B></P> <P>This was an experimental animal study.</P> <P><B>METHODS</B></P> <P>A conductive, tubular nitinol mesh container was used to carry small pieces of bone grafts. The nitinol mesh container received electrical stimulation via a lead that connected the container to different types of DC stimulators. Sixty male Sprague-Dawley rats were divided into three groups (N=20 in each): a control group that underwent PLF with a nitinol container filled with autograft, a constant DC group that received a nitinol container and constant DC (100 μA), and a pulsed DC group that received a nitinol container and pulsed DC (100 μA, 100 Hz, 200 μs). The rats underwent PLF between L4 and L5, and transverse processes were grafted with bilateral iliac grafts. A stimulator was implanted subcutaneously. The rats were sacrificed 8 weeks postsurgery, and lumbar spines were removed. Spinal fusion was evaluated by microcomputed tomography, manual testing, biomechanical testing, histologic examination, and molecular analysis.</P> <P><B>RESULTS</B></P> <P>All animals in the DC stimulation groups displayed solid fusion, whereas only 70% of control animals showed solid fusion. Radiographic images, biomechanical testing, histologic examination, and molecular analysis revealed improved fusion in the order control group<constant DC group<pulsed DC group. The volume of new bone mass was significantly higher in the pulsed DC group (p<.05). Fusion was more solid in the pulsed DC group than in control group (p<.05). The pulsed DC group displayed the lowest inflammatory responses.</P> <P><B>CONCLUSIONS</B></P> <P>Pulsed DC electrical stimulation is efficacious in improving both strength and fusion rate in a rat spinal fusion model. In addition, tubular nitinol mesh, made of conductive suture, appears useful for holding small pieces of bone grafts and maintaining a good environment for bone fusion.</P> <P><B>CLINICAL RELEVANCE</B></P> <P>Pulsed DC electrical stimulation may be potentially useful to increase the fusion rate after spinal fusion in humans. Future research is required to evaluate the safety and efficacy of tubular nitinol mesh and pulsed DC electrical stimulation in humans.</P>
조강희,우성,구영권,강기택 대한마취과학회 1991 Korean Journal of Anesthesiology Vol.24 No.5
Sodium nitrorusside (SNP) is used for induced hypotension to decrease bleeding in operation site by direct relaxation of vascular smooth muscles. It is known that the infusion of SNP increases plasma renin activity (PRA) and this activation of renin-angiotensin system is one of physiologic mechanism opposing the hypotensive action. Captopril, the renin-angiotensin converting enzyme inhibitor, could reduced the dose of SNP during induced hypotension through blocking of the cardiovascular effect of renin-angiotensin system. The present study investigates the effect of captopril on PRA, aldosterone, elecholamines and electroytes and whether the pretreatment with captoril can reduce the dose of SNP. Forty patients who needed the induced hypotension for maxillofacial reconstructive surgery were studied. They were pertained to ASA class I and II and classified to 4 groups. Ten patients were pretreated with captopril 3 mg/kg, 10 min. before induction. And ten patients were 1 mg/kg, the other ten patients were 0.5 mg/kg and remainder served as control group. Blood samples for analysis were drawn according to the time sequence of SNP infusion; Stage 1; after the induction and before SNP infusion Stage 2; 30 min. after SNP (when mean arterial pressure was 60-70 torr) infusion Stage 3; before stopping infusion of SNP Stage 4; 30 min. after stopping infusion of SNP The results were as follows: 1) The duration of anesthesia were not stastically different among four groups. 2) Total dose of SNP were significantly decreased in each captopril group. 3) PRA and each value of control group were significantly increased compared with stage l. But there were no significant increase in stages 2, 3, 4 compared with control group PRA. 4) Aldosterone level of all captopril groups were decreased in all stage compared with control group. 5) Epinephrine and norepinephrine were significantly incerased in control group and returned to control level after stopping of SNP infusuon. In captopril group 3 mg/kg, norepinephrine of stage 2.3.4 were not significantly increased than stage l. Epinephrine in captopril 3 mg/ kg group, there were no significant changes except for stage 2. 6) While sodium was decreased in stage 3,4 compared with stage 1 in control group, potassium and chloride were not changed. In summary, captopril can reduce significantly the total dose of SNP required to produce induced hypotension during operation.