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현민수(Min Su Hyon),강덕현(Duk Hyun Kang),고광곤(Kwang Kon Koh),손대원(Dae Won Sohn),오병희(Byung Hee Oh),이명묵(Myoung Mook Lee),박영배(Young Bae Park),최윤식(Yun Sik Choi),서정돈(Jung Don Seo),이영우(Young Woo Lee) 대한내과학회 1989 대한내과학회지 Vol.37 No.5
N/A We reviewed the patients who were diagnosed as infective endocarditis from January 1984 to September 1988, The total number of patients was one hundred and sixteen. Seventy-six were male and forty were female. The mean age was 37.5 years. Rheumatic heart disease was the most common predisposing heart disease with fifty-five cases l47.4%), followed by congenitai heart disease with eighteen cases (15.5%), prosthetic valve endocarditis with sixteen (18.8%) and cardiac pacemaker with one case. Culture was positive in sixty-eight cases (58.6%). Alpha hemolytic streptococci were the most commonly isolated micrroorganisms (51.5%), followed by S. aureus (16.2%). Fungus was also isolated (1case). Vegetations were found in seventy-nine cases an echocardiographic examination (68.1%). These were found more frequently on the aortic valve (48.1%) than on the mitral valve (32.9%). Fifty-nine cases (50.8%) developed congestive heart failure and twenty-seven cases (23.3%) had embolic complications. Out of 116 patients, 27 died and the overall mortality was 23.3%. Main causes of death were congestive heart failure and embolic complications. Surgical traeatment was performed in thirty-nine patients (33.6%). Operation was indicated more frequently in patients with prosthetic valve endocarditis ar in patients with vegetation.
만성 비판막성 심방세동의 전기적 심율동전환후 장기 추적관찰 성적
전성희(Seong Hee Jeon),현민수(Min Su Hyon),이상훈(Sang Hoon Lee),조성제(Sung Je Cho),고경환(Kyung Whan Ko),윤재형(Jae Hyung Yoon),이수금(Su Geum Lee),김명아(Myung A Kim),박성훈(Seong Hoon Park) 대한내과학회 1999 대한내과학회지 Vol.56 No.4
Objectives : We performed a prospective observation for the patients with chronic nonvalvular atrial fibrillation who underwent electrical cardioversion after failed pharmacological cardioversion with amiodarone. The aim of this study was to look at the immediate sinus conversion rate, the maintenance rate of sinus rhythm at long-term follow-up, and the clinical and echocardiographic parameters that influence on the rate of immediate sinus conversion and maintenance of sinus rhythm. At simultaneously, we intended to evaluate the efficacy of electrical cardioversion for the patients with chronic nonvalvular atrial fibrillation. Methods : After anticoagulation therapy with coumadine for four weeks before cardioversion, we tried pharmacological cardioversion with amiodarone first. Failed cases included in this study. The direct current cardioversion was performed under transesophageal echocardiography monitoring to exclude the left atrial thrombus and to measure various echocardiographic parameters. After successful sinus cardioversion, we prescribed amiodarone with maintenance doses and coumadine at least 4 weeks. Transthoracic echocardiography was performed before cardioversion and one day, one month, 3 months, 6 months, and 9 months after sinus conversion. The minimum duration of atrial fibrillation was one month before the trial of pharmacological cardioversion. Results : 1) The total number of patients was forty three (male : 28, female : 15, average age : 60±9). The initial success rate of sinus conversion was 88 %. 2) The maintenance rate of sinus rhythm with maintenance dose of amiodarone was 52 % after 9 months follow-up. 3) The direct current cardioversion was performed to 10 patients among 17 patients who recurred atrial fibrillation after sinus conversion. Among 10 patients, 5 patients of them were converted to sinus rhythm and maintained sinus rhythm after 9 months follow-up. 4) The initial success rate of sinus conversion was significantly higher in patients with lone atrial fibrillation compared with those patients with other associated heart disease (100 % vs. 83 %, p < 0.05), but the long-term maintenance rate of sinus rhythm was not influenced by the presence of associated disease. 5) The duration of atrial fibrillation before cardioversion was shorter in patients who were naintained sinus rhythm than that of those who were recurred atrial fibrillation. 6) The initial energy requirement at sinus conversion was lower in the patients who were maintained sinus rhythm than that of those who were recurred atrial fibrillation at 9 months follow-up. Conclusions : Direct current cardioversion was an effective treatment modality for patients with chronic nonvalvular atrial fibrillation after failure of pharmacological cardioversion with amiodarone.
승모판 협착증 환자에서 이중풍선도자법을 이용한 경피적 풍선판막성형술
오병희(Byung Hee Oh),현민수(Min Su Hyon),김명아(Myung A Kim),김덕경(Duk Kyung Kim),손대원(Da Won Sohn),이명묵(Myoung Mook Lee),박영배(Young Bae Park),박재형(Jae Hyung Park),최윤식(Yun Shik Choi),서정돈(Jung Don Seo),이영우(Young Woo 대한내과학회 1989 대한내과학회지 Vol.37 No.6
N/A Percutaneous mitral valvuloplasty (PMU) with a double balloon technique was performed in 41 patients with moderate to severe mitral stenosis from September 1988 to April 1989. Magnetic resonance imaging (MRI) as well as echocardiographic examination was performed before PMV in all the patients with atrial fibrillation and in most cases with sinus rhythm in order to detect left atrial thrombi. There were 31 women and 10 men with a mean age of 37 years (range:17 to 71 years). Successful PMV (mitral valve area > 1.0 cm², increase in mitral valve area>25%, and mean diastolic mitral pressure gradient<10mmHg) was performed in 39 patients (95.1%). Causes of unsuccessful PMV were hemopericardium not requiring drainage and ineffective dilatation despite an uneventful procedure, PMV resulted in increased mitral valve area (1.07±0.33 vs. 2.40±0.85 cm², p<0.001) and decreased mean left atrial pressure (24.0±8.2 vs. 7.3±3.1mmHg, p<0.001), mean diastolic mitral pressure gradient (21.8±7.2 vs. 5.7±2.5mmHg, p<0.001), and mean pulmonary arterial pressure (39.3±17.9 vs. 18.5±9.3mmHg, p<0.001), New or increased mitral regurgitation was noticed in 10 patients (24.4%) on contrast left ventriculography after PMV. Major complications such as death, cardiac tamponade requiring drainage, severe mitral regurgitation over III/IV and systemic embolism have not developed in our cases. Therefore, percutaneous mitral valvuloplasty using a double balloon technique seems to be a safe and effective method of treatment in selected patients with symptomatic mitral stemosis.
심장 이식 후에 발생한 침윤성 폐 Aspergillosis 2 예
윤재형(Jae Hyung Yoon),이수금(Su Geum Lee),고경환(Kyung Whan Ko),홍석근(Suk Keun Hong),현민수(Min Su Hyon),김명아(Myung A . Kim),박성훈(Seong Hoon Park),박국양(Guk Yang Park),김희정(Hee Jung Kim),오미혜(Mee Hye Oh) 대한내과학회 1997 대한내과학회지 Vol.53 No.2
Case 1: A 39-year-old man underwent orthotopic heart transplantation on November 1994 for dilated cardiomyopathy. His postoperative course was unevenful and medications included daily cyclosporin A, Immuran and prednisone. On December 13.1994, he developed cough and sore throat. Chest radiographs revealed multiple patch growing lesions. Sputum fungus culture revealed Aspergillus Fumigatus. The patient was treated with daily infusion of amphotericin B. He remains well without evidence of relapse of Aspergillus, Case 2: This 39-year-old man had undergone orthotopic heart transplantation on November 16 1994 for dilated cardiomyopathy. In December 7.1994. he developed recurrent syncope. Chest radiographs revealed fungus ball like lesion on right lung field. On open lung biopsy and wedge resection of the mass was performed. Aspergillosis and CMV infection was demonstrated in the biopsy specimen. The patient was treated with conventional amphotericin B therapy for over 7weeks and Ganciclovir for over 2weeks. At the end of therapy chest X-ray showed only small residual scar in the area of previous mass.
허혈성 심질환에서 산화된 저밀도 지단백과 염증지표에 관한 연구
서존 ( Jon Suh ),변정득 ( Jeong Duk Byun ),온영근 ( Young Keun On ),현민수 ( Min Su Hyon ),김성구 ( Sung Koo Kim ),권영주 ( Young Joo Kwon ) 대한내과학회 2003 대한내과학회지 Vol.64 No.5
Background : There is increasing evidence that inflammation is an important determinant of the development of atherosclerosis and that oxidation of low-density lipoprotein (LDL) obviously plays an important role in the pathogenesis of atherosclerosis. We
방덕원 ( Duk Won Bang ),심윤숙 ( Yun Suk Shim ),박병원 ( Byoung Won Park ),현민수 ( Min Su Hyon ),김성구 ( Sung Koo Kim ),권영주 ( Young Joo Kwon ) 대한내과학회 2007 대한내과학회지 Vol.73 No.1
목적: 경동맥 초음파로 측정한 내중막 두께 및 경화반의 유무와 관상동맥 질환 여부와의 관련성에 관한 보고가 있었으나, 이들과 관상동맥 질환의 중증도와의 관련성에 관한 연구는 적었다. 저자들은 이들 지표들과 관상동맥 질환의 중증도의 관련성을 검토하여 관상동맥질환 환자에서 경동맥 초음파의 유용성을 평가하였다. 방법: 2005년 11월부터 2006년 11월까지 관상동맥조영검사와 경동맥 초음파를 시행한 환자를 대상으로 하였고, 관상동맥 질환의 중증도는 50% 이상의 협착이 있는 관상동맥의 수에 따라 1군, 2군, 3군으로, 그리고 정상인 경우를 대조군(0군)으로 분류하여, 경동맥 초음파상 좌우 총경동맥 내중막 두께의 평균치, 최대치 및 동맥 경화반 유무를 비교하였다. 결과: 총 환자수는 90명이었고, 3군으로 갈수록 남자가 많았다(p=0.001). 총경동맥 내중막 두께의 평균치는 3군으로 갈수록 유의한 증가를 보였다(0군, 0.67±0.11 mm; 1군, 0.66±0.13 mm; 2군, 0.68±0.08 mm; 3군, 0.78±0.10 mm, p=0.001). 내중막 두께의 최대치도 유사한 결과를 나타내었다(0군, 0.88±0.16 mm; 1군, 0.85±0.20 mm; 2군, 0.89±0.13 mm; 3군, 1.06±0.17 mm, p=0.000). 경화반의 빈도도 3군으로 갈수록 유의한 증가를 보였다(p=0.004). 결론: 경동맥 내중막 두께 및 경화반의 유무 등 경동맥 초음파 지표들과 관상동맥 질환의 중증도의 관련성을 평가한 결과 관상동맥 질환이 심할수록 경동맥 내중막 두께가 증가하고, 동맥 경화반의 빈도도 증가되었다. 경동맥 초음파는 관상동맥 질환을 가진 환자에서 관상동맥 질환의 중증도를 평가하는데 유용하게 사용될 것으로 사료된다. Background: Carotid intima-media thickness (IMT) or the presence of carotid plaque has been reported to be related to coronary artery disease (CAD). We evaluated the relationship of the parameters of carotid ultrasonography (US) with the severity of the CAD. Methods: From November, 2005 to November, 2006, the patients who underwent both coronary angiography and carotid US were enrolled in our study. The severity of CAD was defined by the number of diseased major coronary arteries with a percent diameter stenosis over 50. Four groups including Group 0, which has normal coronary arteries, were compared. The average and maximal IMT and the presence of plaque were used as the parameters of carotid US. Results: The total number of patients was 90. Men had a greater severity of CAD (p=0.001). The average carotid IMTs were increased with the severity of CAD (Group 0, 0.67±0.11 mm; Group 1, 0.66±0.13 mm; Group 2, 0.68±0.08 mm; Group 3, 0.78±0.10 mm; p=0.001). The maximal carotid IMTs were also increased (Group 0, 0.88±0.16 mm; Group 1, 0.85±0.20 mm; Group 2, 0.89±0.13 mm; Group 3, 1.06±0.17 mm; p=0.000). Carotid plaques were also more frequently present with the increased severity of CAD (p=0.004). Conclusions: Increased carotid IMT and the presence of carotid plaque were related to the severity of CAD. Carotid ultrasonography is useful for evaluating the severity of CAD.(Korean J Med 73:11-17, 2007)
순화기 경요골 경피적 관상동맥 중재술 중 발생한 요골동맥 천공의 간편한 관리
김윤석 ( Yunsuek Kim ),정찬성 ( Chan Sung Jung ),김효식 ( Hyo Shik Kim ),이민호 ( Min Ho Lee ),박병원 ( Byoung Won Park ),방덕원 ( Duk Won Bang ),현민수 ( Min Su Hyon ) 대한내과학회 2016 대한내과학회지 Vol.90 No.2
Radial artery perforation is one of the major complications of transradial percutaneous coronary intervention (PCI). Previous reports have suggested that sealing the perforation with a smaller guiding catheter may be possible. In one such study, the perforated segment was sealed with a 0.014- or 0.021-inch guidewire, and PCI was successfully completed. In this study, we describe a radial artery perforation that occurred after diagnostic coronary angiography and during insertion of a 6 French (FR) guiding catheter. PCI and the perforation were successfully managed through the use of a 5 Fr guiding catheter and a 0.035-inch guidewire. (Korean J Med 2016;90:136-139)
방실결절회귀빈맥의 치료에서 Slow Pathway 의 Radiofrequency Catheter Ablation 에 관한 연구
손경수(Kyeong Soo Sohn),구성회(Seong Hoe Koo),성지동(Ji Dong Seong),송종민(Jong Min Song),여정석(Jeong Seok Yeo),김동운(Dong Woon Kim),조성욱(Seong Wook Cho),현민수(Min Su Hyon),손대원(Dae Won Sohn),오병희(Byung Hee Oh),이명묵(Myoung 대한내과학회 1995 대한내과학회지 Vol.49 No.1
Atrioventricular(AV) nodal reentry is a common cause of supraventricular tachycardia. For the treatment of atrioventricular nodal reentrant tachycardia (AVNRT), antiarrhythmic drug therapy requires long-term use of drugs and surgical ablation may be curative therapy but has problems of open heart surgery. Radiofrequency catheter ablation(RFCA) is reported to be safe and effective treatment modality for the frequently recurrent and severely symptomatic AVNRT. The results of treatment of AVNRT by RFCA of slow pathway is as follows. 1) The study consisted of 32 participants and the sex ratio (M: F) waw 8:24, the mean age was 40.9±15.8 yrs(19-72yrs). 2) At the electrophysiological study before RFCA, the type of reentry was common in 29 cases, uncommon in 1 case and in 2 cases were both common and uncommon type. 3) The applied modes of RFCA were constant power mode in 2 cases and temperature mode in 30 cases. 4) The number of radiofrequency current application till successful ablation was 12.1±9.1(3-39)and the mean power of applicated radiofequency current was 28.7±10.8W(8.2-41.3W). 5) Effective refractory period of antegrade fast pathwy (ERPfa) after ablation (220.0±43.3msec), in comparison with that before ablation(253.3±55. 8msec), has no statistical significance but has reducing tendency. The other parameters such as AH interval of antegrade fast pathway (AHfa), antegrade Wenckebach block cycle length (AWBCL), effective refractory period period of ventriculoatrial conduction system (ERPvacs) and ventriculoatrial block cycle length (VABCL) have no significant differences. 6) Complete AV block developed in only 1 patient who had underlying sinus dysfunction. 7) The follow-up duration was 7±3 months(1-13 months)and there was no AVNRT recurrence during this period. We conclude that the selective RFCA of slow pathway is a safe and effective treatment of AVNRT.