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새 방법에 의한 승모판협착중에서의 승모판구 면적측정에 관한 연구
배종화(Jong Hoa Bae),최철준(Chul Joon Choi),조정휘(Chung Whee Choue),김권삼(Kwon Sam Kim),김명식(Myung Shick Kim),송정상(Jung Sang Song),정충화(Chong Hwa Jung) 대한내과학회 1990 대한내과학회지 Vol.39 No.1
N/A A new formula (ED-MVA) was derived from the study of fluid dynamics, that the flow volume is proportional to orifice area, velocity of flow, and which shows period required by the flow. The mitral inflow volume can be obtained by estimating the stroke volume (SV) by Teichholz's method from M-mode echocardiogram of the left ventricle, and the mean diastolic velocity (MDV) and diastolic filling period (DFP) by mitral inflow continuous-wave Doppler echocardiogram, respectively. Therefore, the new Echo/Doppler method is MVA= SV/MDV×DFP. We compared this new method to other methods in 28 patients with severe mitral stenosis. The following results were obtained: 1) MVAs of 28 patients with mitral stenosis were determined as follows: Cath-MVA=0.967±0.289cm² 2DE-MVA=1.202±0.519 cm², PHT-MVA=1.006±0.364 cm², and ED-MVA=0.976±0.279cm² 2) ED-MVA of these 28 cases correlated well at a coefficient of 0.867 than with PHT-MVA (r=0.513) or 2DE-MVA (r=0.513) in comparison with Cath-MVA, 3) Excluding four patients with mitral regurgitation, the ED-MVA of 24 patients with isolated mitral stenosis showed a better correlation with r=0.944 than with PHT-MVA (r=0.642) or 2DE-MVA (r=0.637) in comparison with Cath-MVA. Therefore, new Echo/Doppler method was a useful noninvasive method in the estimation of mitral valve area with simplicity and accuracy.
이성배(Sung Bae Lee),최욱선(Ook Sun Choi),강흥선(Heung Sun Kang),조정휘(Chung Whee Choe),김권삼(Kyon Sam Kim),김명식(Myung Shick Kim),송정상(Jung Sang Song),배종화(Jong Hwa Bae) 대한내과학회 1997 대한내과학회지 Vol.52 No.3
The idiopathic hypereosinophilic syndrome represent a heterogenous group of disorders with common features of prolonged eosinophilia of an undetectable cause and organ system dysfunction. Recently, we experienced a case of idiopathic hypereosinophilic syndrome with multifocal cerebral infarction. The patient was 33-year-old male and visited our hospital with right upper extremity weakness and headache. The blood eosinophil counts were 8,316/mma and the marrow showed eosinophils were predominant and in mature forms The two-dimensional echocardiogram showed hyperechoic density at left ventricular apical wall without thrombus formation. Multifocal infarctions were seen at left cerebellar hemisphere, left thalamus, right frontal lobe and left periventricular white matter on brain MRI scan. No cause for hypereosinophilia was found. He was treated with prednisone and hydroxyurea.
한국인에서 심바스타틴의 효과와 부작용 분석을 위한 다기관 공동 임상 연구
박영배 ( Young-Bae Park ),서정돈 ( Jung-Don Seo ),배종화 ( Jong-Hwa Bae ),노영무 ( Young-Moo Rho ),이원로 ( Won-Ro Lee ),손민수 ( Min Soo Son ),채성철 ( Shung-Chull Chae ),김권삼 ( Kwon-Sam Kim ),김권배 ( Kwon Bae Kim ),안정천 ( J 대한내과학회 1999 대한내과학회지 Vol.57 No.5
The aim of this study was to investigate the efficacy of simvastatin to improved lipid profiles in hypercholesterolemic Korean patients. Methods : From 25 hospitals in Korea, 478 hypercholesterolemic patients were enrolled from November 1996 to April 1998. The inclusion criteria was hypercholesterolemia over 240 mg/dl after diet therapy for 1 month or hypercholesterolemia over 220 mg/dl in patients with definite evidence of ischemic heart disease. Simvastatin 10mg was started and doubled up to 40mg if total cholesterol level remained higher than 200 mg/dl at monthly check. Of 478 subjects, 344 patients in whom study protocol was not violated were analyzed. Results : Male to female ratio was 27:73 and 47% of the subjects were in 6th decade. Hypertension, coronary artery disease, and diabetes mellitus were present in 30, 10, and 4% of the subjects. Baseline lipid profile (mean of total cholesterol-LDL-HDL-triglyceride mg/dl) was 274-185-52-188. The dose of simvastatin for 3 months was 10/10/10mg in 61% of subjects, 10/20/20mg in 21%, 10/10/20mg in 7%, and 10/20/40mg in 12%. The change of total cholesterol level(before-4wk-8wk-12wk-withdrawal 4wk) was 274-209- 205-198-250, and the maximal reduction rate was 27%. The change of LDL-cholesterol was 185-123-116-110-159, with maximal reduction rate 39%. The change of HDL-cholesterol was 52-54-56-55-54, with maximal increase rate 9%. The change of tryglyceride was 188-161- 164-162-189, with maximal reduction rate 15%. The value before/after treatment of ApoA1, ApoB, and Lp(a) was 129/129, 138/83, and 9.3/10.7, respectively. The level of LDL-cholesterol at the end of treatment was below 100mg/dl in 36% of subjects, 100-130 in 45%, 130-160 in 16%, and over 160mg/dl in 4%. The reduction rate of LDL-cholesterol was different between subjects whose LDL decreased below 100 and those whose LDL did not decrease below 130mg/dl, which suggests the existence of the individual difference of responsiveness to simvastatin. There were only 3 subjects (0.9%) who showed increase of liver enzyme over 3 times as the upper normal limit. Conclusion: Simvastatin is effective in improving lipid profiles in hypercholesterolemic Korean patients without serious side effects. (Korean. J. Med 57:906-915, 1999)
우리나라 뇌졸중의 최근 10 년간 변화 양상에 대한 연구
송일한(Il Han Song),오동환(Dong Hwan Oh),강흥선(Heung Sun Kang),조정휘(Chung Whee Choue),김권삼(Kuen Sam Kim),김명식(Myung Shick Kim),송정상(Jung Sang Song),배종화(Jong Hwa Bae) 대한내과학회 1992 대한내과학회지 Vol.43 No.5
Background: Stroke is well known one of the major causes of death in adults. In the incidence of type of stroke, the cerebral infarction occured more frequently than the cerebral hemorrhage in the Western, but the incidence varies with the individual clinical studies in Korea. We expect that there is changing pattern in the incidence of type of stroke during the recent 10 years in Korea. Methods: To investigate the changing pattern of stroke during the recent 10 years, 1304 patients with stroke who underwent the computerized tomographic scanning were evaluated for the type of stroke, the sex and age distribution, the underlying diseases and the location. Group I included 450 pateints with stroke who admitted from January 1978 to October 1981, at department of internal medicine, Kyung Hee University Hospital. Group II included S54 patients with stroke who admitted from January 1989 to December 1989. Results: Cerebral hemorrhage was the most frequent type of stroke in group I, but cerebral infarction in group II. Male was more prevalent than female in cerebral hemorrhage and cerebal infarction in both groups. The subarachnoid hemorrhage more frequently occurred in female than in male. It was a tendency to increase the frequency in females in group II including all types of stroke. Cerebral hemorrhage occurred most frequently in sixth decade in both groups, but cerebral infarction occurred most frequently in sixth decade in group I and seventh decade in group II. In both groups, hypertension was the most frequent associated disease. The proportion of diabetes mellitus and heart diseases increased in group II than group I. The level of serum total cholesterol in patients with cerebral infarction was higher than those with cerebral hemorrhage in group II. In cerebral infarction, the most frequent lesion site was lobal area. In cerebral hemorrhage, basal ganglia was the most frequent lesion site, the second was thalamus and then subcortical area. Conclusions: These results suggest that the cerebral infarction is the most frequent type in the stroke in Korea recently due to increased population with old age, increased incidence of diabetes mellitus and heart diseases, the adequate control of hypertension and changes of life style and diets.
박은경 ( Park Eun Gyeong ),김석호 ( Kim Seog Ho ),강흥선 ( Kang Heung Seon ),조정휘 ( Jo Jeong Hwi ),김권삼 ( Kim Gwon Sam ),김명식 ( Kim Myeong Sig ),송정상 ( Song Jeong Sang ),배종화 ( Bae Jong Hwa ) 대한내과학회 1993 대한내과학회지 Vol.44 No.1
Cor triatriatum is well konwn rare cardiac malformation consisting of accessory chamber that lie within the left atrium and receives the pulmonary vein. Recently, we have experienced one case of isolated cor triatriatum presenting as congestive heart failure. A 24 years old women was admitted to the hospital because of severe dyspnea. We diagnosed isolated cor triatriatum by the transthoracic and transesophageal echocardiography and cardiac catheterization.