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연속파형 Doppler 법에 의한 폐동맥압의 비관혈적 계측
차광수(Kwang Soo Cha),전국진(Kook Jin Chun),신지애(Ji Ae Shin),이동일(Dong Il Lee),이정유(Jung Yoo Lee),이종수(Jong Soo Lee),신영우(Yung Woo Shin),신영기(Yeong Kee Shin),양만석(Man Seok Yang),권형각(Hyong Gak Kwon) 대한내과학회 1991 대한내과학회지 Vol.41 No.5
In order to assess the possibility of noninvasive estimation of pulmonary artery pressure by Doppler echocardiography, pulmonary artery pressures estimated by continuous wave Doppler echocardiography were compared with those measured by cardiac cath-eterization in 10 patients with tricuspid and pulmonary regurgitation. Doppler-determined pressure gradients were estimated from the tricuspid and pulmonary regurgitant flow velocity(V) by means of the simplified Bernoulli equation(ΔP =4v²). The results were as follows: Pressure gradients (PGs) between right ventricle and right atrium at systole measured by Doppler method and catheterization were 58.05±11.67, 59.12±13.78 mmHg, respectively, and correlated well with each other (r=0.95, p<0.01). As for pulmonary arterial systolic pressure (PASP), PGs added by assumed (5 mmHg) right atrial pressure (RAP) and by actual RAP, and catheter-measured PASP were 63.05±11.67, 63.93±11.59, 66.30±12.26mmHg, respectively, and PGs added by assumed RAP and by actual RAP correlated well with catheter-measured PASP, respectively (r=0.97, p<0.01; r=0.98, p<0.01). The PGs between pulmonary artery and right ventricle at end-diastole measured by Doppler method and catheterization were 20.48±4.35, 20.90±4.87, respectively, and correlated well with each other (r=0.97, p<0.01). As for pulmonary arterial diastolic pressure (PADP), the PGs added by assumed (5 mmHg) right ventricular end-diastolic pressure (RVEDP) and by actual RVEDP, and catheter-measured PADP were 25. 48±4.35, 26.38±4.04, 26.80±4.40mmHg, respectively, and PGs added by assumed RVEDP and by actual RVEDP correlated well with catheter-measured PADP, respectively (r=0.96, p<0.01; r=0.96, p<0.01). Doppler-determined PG between the pulmonary artery and right ventricle at early diastole and catheter-measured mean pulmonary arterial pressure were 37.30±6.31, 40.30±5.53mmHg, and correlated well with each other (r=0.81, p<0.01). In conclusion, pulmonary arterial systolic, diastolic pressure and mean pulmonary arterial pressure could be well predicted noninvasively by continuous wave Doppler echocardiography in patients with tricuspid and pulmonary regurgitation,
요골접근법에 의한 관상동맥 스텐트 시술의 가능성과 안정성
차광수(Kwang Soo Cha),김무현(Moo Hyun Kim),김혜진(Hye Jin Kim),양두경(Doo Kyung Yang),조정환(Jeong Whan Cho),박태호(Tae Ho Park),박형렬(Hyung Ryul Park),김봉근(Bong Keun Kim),김영대(Young Dae Kim),김종성(Jong Seong Kim) 대한내과학회 1999 대한내과학회지 Vol.56 No.2
Objectives : Powerful anticoagulant and antiplatelet therapies after coronary stenting may carry the risk of increased bleeding complications if large-bore guiding catheters are introduced via the femoral artery. Recently smaller radial artery is introduced as an entry site for coronary interventions owing to miniaturization of equipments, easy hemostasis and lower access site complications, and little hand ischemia. The purpose of this study is to evaluate the feasibility and safety of coronary stent implantation via the radial artery. Methods : After a learning curve for transradial diagnostic coronary angiography, stent implantation was attempted in 131 consecutive patients, 135 lesions. Immediately after procedure, the introducer sheath was withdrawn and mobilization was initiated. Clinical follow-up was done for punctured radial arteries. Results : Procedural success and uncomplicated clinical course was achieved in 129(98%) patients, 133(99%) lesions. No stent embolization or migration within the coronary artery, and no procedure-related death, Q wave myocardial infarction or emergent bypass surgery were happened. No stroke or severe arm vessel complications were happened except 4(3%) cases of moderate hematoma. Failed 2 cases were in early period and stents did not pass the lesions due to inappropriate selection and poor backup of guiding catheters. During follow-up of 124±36 days, punctured radial arteries showed weak or absent radial pulse in 10(7%) patients, but no claudication or ischemia of hand was observed. Conclusion : Transradial coronary stenting was performed safely with high success rate and low complication rate. This study supports that transradial approach is a promising primary route for coronary stenting.
이정유(Jung Yoo Lee),차광수(Kwang Su Cha),이종수(Jong Su Lee),김진도(Jin Do Kim),이형유(Hyung Yoo Lee),송철수(Chul Soo Song),신영우(Yung Uoo Shin),신영기(Yeong Kee Shin) 대한내과학회 1991 대한내과학회지 Vol.41 No.3
The Authors investigated the serial change of serum lipids in the early period of acute myocardial infarction and its relation to several clinical parameters. The level of serum total cholesterol was lowest in the period of 2 to 5days after an attack of acute myocardial infarction, especially on the fourth day and thereafter increased gradually until 2 to 3weeks of the observation period. On the other hand the serum triglyceride level was lowest in the first 2days, especially the first day, and thereafter increased gradually until 2 to 3weeks of the observation period. The extent of the cholesterol change was very small compared with that of the triglyceride. The level of change in the serum cholesterol was not related to the ejection fraction, the frequency of ventricular arrhythmia, Killip class or fatality rate. On the otherhand the level of change in the serum triglyceride had a significant adverse influence on the ejection fraction, the frequency of ventricular arrhythmia, Killip class and fatality rate, respectively. Thus it seems that the initial change of serum triglyceride is somewhat helpful in foreseeing the outcome of acute myocardial infarction.
좌전하행 관상동맥과 우관상동맥의 폐쇄를 동반한 급성 심근경색증
박은희 ( Eun Hee Park ),차광수 ( Kwang Soo Cha ),김병희 ( Byung Hee Kim ),김상곤 ( Sang Gon Kim ),김무현 ( Moo Hyun Kim ),김영대 ( Young Dae Kim ),김종성 ( Jong Seong Kim ) 대한내과학회 2003 대한내과학회지 Vol.64 No.1
Acute myocardial infarction (AMI) with simultaneous occlusion of two or three coronary arteries is extremely rare, but may cause devastating events unless immediate revascularization strategies are undertaken. We report an unusual case of AMI with ST-segm
소화기 양성질환 및 악성종양에 있어서 CA 19 - 9 , CEA , CA125 및 AFP 에 관한 연구
문한규(Han Kyu Moon),허윤(Yoon Huh),차광수(Kwang Soo Cha),양웅석(Ung Suk Yang),최장락(Jang Rack Choi),강필중(Pill Joong Kang),이광욱(Kwang Uk Lee) 대한소화기학회 1990 대한소화기학회지 Vol.22 No.2
Serum concentrations of CA19-9, CEA, and CA125 in 147 patients with gastrointestinal and hepatobiliary diseases, 68 malignant and 79 nonmalignant, were investigated to analyze the clinical significance of these tumor markers, and furthermore, these tumor markers were compared with AFP in the patients with hepatic diseases, both benign and malignant. The results were summarized as following: 1) The serum concentrations of CA19-9, CEA, and CA125 were much higher in the malignant diseases than those of benign diseases, and also significantly higher sensitivities were observed in CA19-9 and CA125 in the malignant diseases. But the sensitivities of CEA inthe malignant and benign diseases were not showed statistical difference (28% vs 15%). 2) The serum concentrations of AFP in patients with hepatoma were significantly higher than those of liver cirrhosis or other benign liver diseases, and also significantly higher sensitivity of AFP was observed in the patients with hepatoma than the others. 3) Between the each disease and each tumor marker, there were no significant correlations. 4) According to the presence of metastasis or not, no significant diffetence in the mean values of the tumor markers was observed. But in the patients with hepatoma, much higher value of AFP was obtained in the patients with metastasis (107.7 +- 148.9 ng/ml vs 281.8 +- 108.1 ng/ml, p<0.05). 5) ln the patients with cancer of biliary tract, pancreas and colorectal region, there noted high serum levels and sensitivities of CA19-9, and highest sensitivity of CA19-9 in the patients with benign biliary tract disease, mainly composed of acute cholangitis. But the statistical significance was not defined in these small number of groups. 6) In the patients with the malignant diseases, the sensitivity of CA125 was 46%, and with color- ectal, pancreatic, and stomach cancer, the sensitivities of CA125 were 60%, 56%, and 53% in order. 7) Single CEA test is not sufficient for the screening of gastrointestinal malignancy. Combined tumor marker tests among CEA, CA19-9 and CA125 were more accurate than single test.
황나경 ( Nakyoung Hwang ),박진섭 ( Jin Sup Park ),차광수 ( Kwang Soo Cha ),김은희 ( Eun Heui Kim ),한성용 ( Sung Yong Han ),강진숙 ( Jin Suk Kang ) 대한내과학회 2015 대한내과학회지 Vol.89 No.6
We report the case of a patient with cardiac tamponade and pericarditis in type B intramural hematoma. A 75-year-old woman was admitted to the emergency department presenting with general weakness and dizziness for several hours and hemodynamic collapse. Thoracic echocardiography and computed tomography (CT) showed a large pericardial effusion and aortic intramural hematoma but no evidence of aortic dissection. Therefore, we concluded that the intramural hematoma did not involve the ascending aorta and thus immediately performed pericardiocentesis. Follow-up CT showed no pericardial effusion or specific changes in the range or depth of the intramural hematoma, and she was discharged continuing colchicines and ibuprofen therapy for acute pericarditis. Cardiac tamponade in type B intramural hematoma is extremely rare. Prompt diagnosis and initial treatment resulted in a substantial improvement in clinical status. (Korean J Med 2015;89:695-698)
한진 ( Jin Han ),김무현 ( Moo Hyun Kim ),문희건 ( Hee Kun Moon ),강기태 ( Ki Tae Kang ),차광수 ( Kwang Soo Cha ),김영대 ( Young Dae Kim ),김종성 ( Jong Seong Kim ) 대한내과학회 2002 대한내과학회지 Vol.63 No.5
Ticlopidine, a potent antiplatelet agent, is widely used for treatment of coronary artery disease and cerebrovascular disease. Adverse effects has been reported in 10% to 20% of patients receiving ticlopidine. The most commom adverse effects were gastrointestinal disturbance, skin rash, but cholestatic hepatitis with jaundice was rare (0.1% incidence). We have recently experienced four cases of ticlopidine-induced cholestatic hepatitis after coronary artery stent insertion. Jaundice developed within 1 month of starting ticlopidine at recommended daily doses. In all cases, jaundice resolved and serum liver enzymes improved over a period of months after drug withdrawal. Therefore, clinicians should be aware of the reversible condition of ticlopidine-induced cholestatic jaundice that slowly resolves after drug withdrawal.(Korean J Med 63:557-561, 2002) Key Words : Ticlopidine, Cholestatic hepatitis, Jaundice