• Title/Summary/Keyword: Cardiovascular Disease

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DIAGNOSING CARDIOVASCULAR DISEASE FROM HRV DATA USING FP-BASED BAYESIAN CLASSIFIER

  • Lee, Heon-Gyu;Lee, Bum-Ju;Noh, Ki-Yong;Ryu, Keun-Ho
    • Proceedings of the KSRS Conference
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    • v.2
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    • pp.868-871
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    • 2006
  • Mortality of domestic people from cardiovascular disease ranked second, which followed that of from cancer last year. Therefore, it is very important and urgent to enhance the reliability of medical examination and treatment for cardiovascular disease. Heart Rate Variability (HRV) is the most commonly used noninvasive methods to evaluate autonomic regulation of heart rate and conditions of a human heart. In this paper, our aim is to extract a quantitative measure for HRV to enhance the reliability of medical examination for cardiovascular disease, and then develop a prediction method for extracting multi-parametric features by analyzing HRV from ECG. In this study, we propose a hybrid Bayesian classifier called FP-based Bayesian. The proposed classifier use frequent patterns for building Bayesian model. Since the volume of patterns produced can be large, we offer a rule cohesion measure that allows a strong push of pruning patterns in the pattern-generating process. We conduct an experiment for the FP-based Bayesian classifier, which utilizes multiple rules and pruning, and biased confidence (or cohesion measure) and dataset consisting of 670 participants distributed into two groups, namely normal and patients with coronary artery disease.

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A Study on Changes of Symptoms and Signs Diagnosised by Differentiation of the Pattern Identification in Acute Ischemic Stroke Patients with Collaborative Treatment (한·양방 병행치료를 시행한급성기 뇌경색 환자에게 변증(辨證)별 평가항목 호전도에 대한 연구)

  • Lu, Hsu-yuan;Kim, Soo-kyung;Shim, So-ra;Kim, Hye-mi;Park, Joo-young;Cho, Seung-yeon;Park, Seong-uk;Jung, Woo-sang;Moon, Sang-kwan;Park, Jung-mi;Ko, Chang-nam;Cho, Ki-ho;Kim, Young-suk;Bae, Hyung-sup
    • The Journal of the Society of Stroke on Korean Medicine
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    • v.12 no.1
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    • pp.16-23
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    • 2011
  • Object : The purpose of this study is to observe the changes of symptoms and signs diagnosised by differentiation of the pattern identification in stroke patients. Methods : Seventy subjects were recruited from patients with stroke within ten days of onset. We chose twenty-nine subjects diagnosised as same differentiation of the pattern identification, and who had at least on follow up session. We had investigated change of symptoms and signs diagnosised by differentiation of the pattern identification. Results : There were five symptoms and signs (thick fur, dry fur, difficult defecation, heat vexation and aversion to heat, normal pulse) and ten (heavy-headedness, frequency of defecation, hard defecation, feel heavy, slippery pulsem, dry mouth, bitter taste in the mouth, feel lazy, look lazy) symptoms and signs that were statistically significant improved in fire-heat patterns and dampness-phlegm pattern, respectively. Conclusions : This study provides evidence that collaborative treatment is effective in improving some symptoms and signs in acute ischemic stroke patients diagnosised by fire-heat pattern and dampness-phlegm pattern. Further studies with larger scale, longer observation period would be required.

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Effects of the Nutrition Education Program on Self-efficacy, Diet Behavior Pattern and Cardiovascular Risk Factors for the Patients with Cardiovascular Disease (심혈관질환자의 영양교육이 자기효능감, 식행동양상 및 심혈관 위험요인에 미치는 효과)

  • Ju, Kyoung-Ok;So, Hee-Young
    • Journal of Korean Academy of Nursing
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    • v.38 no.1
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    • pp.64-73
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    • 2008
  • Purpose: This study examined the effects of a nutrition education program on self-efficacy, diet behavior pattern and cardiovascular risk factors for patients with cardiovascular disease (CVD). Method: Sixty-four CVD subjects (37 experimental, 27 control) were recruited from a cardiac center, at a university hospital located in D city, Korea. All subjects attended a first heart camp where pretest measures were performed, and a second heart camp at 6 months for the posttest measures. During the 6 month study period, the experimental group was required to attend five monthly nutrition education sessions, while the control group received only routine outpatient follow-ups. Data were analyzed by $x^2$-test and independent t-test using the SPSSWIN 11.5 program. Result: Group comparisons revealed that the experimental group had significantly more improved self-efficacy, frequency of food selection, gustation of salt, systolic blood pressure, and serum total-cholesterol compared to the control group. Conclusion: A nutrition education program may be effective in improving self-efficacy, diet behavior pattern and cardiovascular risk factors for patients with cardiovascular disease.

Analysis of Respiratory and Cardiovascular Diseases according to PM Concentration in the Incheon Area (인천시 자치구별 미세먼지 농도에 따른 호흡기 및 심혈관계 외래환자 수 상관분석)

  • Lee, Seungwoon;Jung, Seungkwon
    • Journal of Environmental Health Sciences
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    • v.46 no.3
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    • pp.276-284
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    • 2020
  • Objectives: This study was conducted to identify the effects of PM10 and PM2.5 on hospital visits in the Incheon area over the period of 2016-2018. Methods: We applied correlation analysis and Poisson regression to perform the analysis using cardiovascular disease and respiratory disease data from the National Health Insurance Service and the daily average PM10 and PM2.5 from the Korea Environment Corporation adjusting for time lag. Results: When the daily average PM10 concentration increased by 10 ㎍/㎥, the number of cardiovascular disease patients were 1.002 times higher (95% CI [Confidence Interval]; 1.000-1004) in Ganghwa County. As the daily average PM2.5 concentration increased by 10 ㎍/㎥, the number of cardiovascular disease patients were 1.012 times higher (95% CI; 1.008-1.016) in Ganghwa County. As the daily average PM10 concentration increased by 10 ㎍/㎥, the respiratory disease patients were 1.003 times (95% CI; 1.002-1.004) higher in Gyeyang and Michuhol Counties. As the PM2.5 concentration increased by 10 ㎍/㎥, the respiratory disease patients were 1.003 times higher (95% CI; 1.002-1.005) in Bupyeong County. Conclusions: In some parts of the Incheon area there was a correlation between the number of patients with respiratory and cardiovascular conditions and the concentration of PM10 and PM2.5.

Incidentally Detected Cardiac Cyst Hydatid after Blunt Thoracic Trauma

  • Ozbudak, Ersan;Durmaz, Duygu;Arikan, Ali Ahmet;Halici, Umit;Yavuz, Sadan;Emre, Ender
    • Journal of Chest Surgery
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    • v.47 no.2
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    • pp.160-162
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    • 2014
  • Cardiac involvement in hydatid disease is more seldom than the involvement of the liver and the lungs. Cardiac cyst hydatid disease is diagnosed incidentally or by means of symptoms such as dyspnea and angina pectoris. Here, we present the case of a 45-year-old male patient who underwent open heart surgery for a randomly detected cardiac cyst hydatid during investigations carried out in a healthcare institution after accidentally falling from height. On the other hand, this patient did not have any complaints associated with hydatid disease before this event.

The Effect of korean, Chinese and American Ginseng on Blood Pressure of Hypertensive Patients (한국삼, 중국삼, 서양삼이 고혈압 환자의 혈압에 미치는 영향)

  • Lee Cha-ro;Lee Sang-Ho;Rhee Jun-Woo;Na Byong-Jo;Kim Tae-Hun;Jung Woo-Sang;Moon Sang-Ho;Cho Ki-Ho;Bae Hyung-Sup;Kim Young-Suk
    • The Journal of Korean Medicine
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    • v.26 no.3 s.63
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    • pp.228-238
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    • 2005
  • Objectives : We conducted a randomized, double-blinded clinical trial to assess the anti-hypertensive effect of Ginseng and to know the difference of the effect according to it's growing districts md species by 24-hour ambulatory blood pressure measurement (ABPM). Methods : We allocated 96 hypertensive patients enrolled in this trial to Korean ginseng(KG), American ginseng (AG), Chinese ginseng (CG), and Korean red ginseng (KRG) groups by randomization. Each subject was administered 4.5mg/day of encapsulated ginseng for 4 weeks. We assessed anti-hypertensive effect, blood pressure variability using ABPM and toxicity by blood chemistry before and after treatment. We also evaluated changes of symptoms due to hypertension and adverse effect in all groups at the first visit, 2 weeks later and 4 weeks later. Results : Blood pressure after treatments showed significant decrease of systolic blood pressure (sBP) in the CG-group (p<0,05) and diastolic blood pressure (dBP) in the KRG-group (p<0.05). However, there were no significant changes of sBP (or dBP) after treatment in the other groups and no significant difference in changes of BP between before and after treatment among the 4 groups. Blood pressure variability in the CG-group showed significant decrease after treatment but not in the KRG-group. Symptoms such as headache or neck stiffness and heating sensation due to hypertension improved significantly in all groups, especially in the KRG-group. A3l patients had no adverse effect after treatment and there was no liver or kidney toxicity. Conclusions : CG and KRG seem to have anti-hypertensive effects, but there was no significantly different effect depending on growing district and species of Ginseng.

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Sarcopenia and Sarcopenic Obesity and Their Association with Cardiovascular Disease Risk in Postmenopausal Women : Results for the 2008-2011 Korea National Health and Nutrition Examination Survey (폐경 여성의 근감소증 및 근감소성비만과 심혈관질환 위험도와의 관련성 연구: 국민건강영양조사(2008-2011) 자료를 활용하여)

  • Kim, Misung;Sohn, Cheongmin
    • Korean Journal of Community Nutrition
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    • v.21 no.4
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    • pp.378-385
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    • 2016
  • Objectives: This study was conducted to investigate the association between sarcopenia and sarcopenic obesity and cardiovascular disease risk in Korean postmenopausal women. Methods: We analyzed data of 2,019 postmenopausal women aged 50-64 years who participated in the Korea National Health and Nutrition Examination Survey in 2008-2011 and were free of cardiovascular disease history. Blood pressure, height, and weight were measured. We analyzed the serum concentrations of glucose, total cholesterol, high density lipoprotein cholesterol, low density lipoprotein cholesterol and triglyceride levels. Waist circumference was used to measure obesity. Appendicular skeletal muscle mass was measured by dual-energy X-ray absorptiometry. Sarcopenia was defined as the appendicular skeletal muscle mass/body weight<1 standard deviation below the gender-specific means for healthy young adults. The estimated 10-year risk of cardiovascular disease risk was calculated by Pooled Cohort Equation. Subjects were classified as non-sarcopenia, sarcopenia, or sarcopenic obesity based on status of waist circumference and appendicular skeletal muscle mass. Results: The prevalence of sarcopenia and sarcopenic obesity was 16.3% (n=317) and 18.3% (n=369), respectively. The 10-year risk of cardiovascular disease risk in the sarcopenic obesity group was higher ($3.82{\pm}0.22%$) than the normal group ($2.73{\pm}0.09%$) and sarcopenia group ($3.17{\pm}0.22%$) (p < 0.000). The odd ratios (ORs) for the ${\geq}7.5%$ 10-year risk of cardiovascular disease risk were significantly higher in the sarcopenic obesity group (OR 3.609, 95% CI: 2.030-6.417) compared to the sarcopenia group (OR 2.799, 95% CI: 1.463-5.352) (p for trend < 0.000) after adjusting for independent variables (i.e., exercise, period of menopausal, alcohol use disorders identification test (AUDIT) score, income, education level, calorie intake, %fat intake and hormonal replacement therapy). Conclusions: Sarcopenia and sarcopenic obesity appear to be associated with higher risk factors predicting the 10-year risks of cardiovascular disease risk in postmenopausal women. These findings imply that maintaining normal weight and muscle mass may be important for cardiovascular disease risk prevention in postmenopausal women.

Differences of overall characteristics depending on Symptom Severity in Acute Stroke Patient (급성기 중풍 환자의 증상 경중에 따른 제반특성의 차이)

  • Woo, Su-kyung;Leem, Jung-Tae;Park, Su-kyung;Kwak, Seung-hyuk;Lee, Eun-chan;Park, Joo-young;Jung, Woo-sang;Moon, Sang-kwan;Cho, Ki-ho;Park, Sung-wook;Ko, Chang-nam
    • The Journal of the Society of Stroke on Korean Medicine
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    • v.12 no.1
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    • pp.32-40
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    • 2011
  • Objective : The aim of this study was to examine Differences of overall characteristics depending on Symptom Severity in Acute Stroke Patient Method : We studied hospitalized patients within 10days after their ictus who were admitted at Kyunghee University Oriental Medical Center from May 2011 to October 2011. We compared the general characteristics of acute stroke patient according to Scandinavian Stroke Scale score Result : The patient who had mild severity show significant difference for FBS, PP2, Homocysteine, Exercise, Tongue color, Mouth dryness, Chest discomfort, Constipation, Stool hardness. Conclusion : The above result contribute to predict severity of stroke symtoms according to risk factor and general condition of patients. Also, After occurrence of stroke, We will can block worsening of symptoms progression. Further studies will be needed to observation of follow up studies about progression of stroke among acute stroke patients with a serious disability.

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Bronchial compression in an infant with isolated secundum atrial septal defect associated with severe pulmonary arterial hypertension

  • Park, Sung-Hee;Park, So-Young;Kim, Nam-Kyun;Park, Su-Jin;Park, Han-Ki;Park, Young-Hwan;Choi, Jae-Young
    • Clinical and Experimental Pediatrics
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    • v.55 no.8
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    • pp.297-300
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    • 2012
  • Symptomatic pulmonary arterial hypertension (PAH) in patients with isolated atrial septal defect (ASD) is rare during infancy. We report a case of isolated ASD with severe PAH in an infant who developed airway obstruction as cardiomegaly progressed. The patient presented with recurrent severe respiratory insufficiency and failure to thrive before the repair of the ASD. Echocardiography confirmed volume overload on the right side of heart and severe PAH (tricuspid regurgitation [TR] with a peak pressure gradient of 55 to 60 mmHg). The chest radiographs demonstrated severe collapse of both lung fields, and a computed tomography scan showed narrowing of the main bronchus because of an intrinsic cause, as well as a dilated pulmonary artery compressing the main bronchus on the left and the intermediate bronchus on the right. ASD patch closure was performed when the infant was 8 months old. After the repair of the ASD, echocardiography showed improvement of PAH (TR with a peak pressure gradient of 22 to 26 mmHg), and the patient has not developed recurrent respiratory infections while showing successful catch-up growth. In infants with symptomatic isolated ASD, especially in those with respiratory insufficiency associated with severe PAH, extrinsic airway compression should be considered. Correcting any congenital heart diseases in these patients may improve their symptoms.

Clinical Assessment of Usefulness, Effectiveness and Safety of Kyejibokryung-hwan on Various Neuropathies

  • Park, Seong-Uk;Jung, Woo-Sang;Kim, Yun-Kyung;Moon, Sang-Kwan;Kim, Young-Suk;Bae, Hyung-Sup;Cho, Ki-Ho;Ko, Chang-Nam
    • The Journal of Korean Medicine
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    • v.27 no.4
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    • pp.135-141
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    • 2006
  • We were to assess clinical effectiveness, safety and usefulness of Kyejibokryung-hwan (KBH), which has been used for Er-hyul similar with vascular or neurologic disorders causing sensory or motor abnormalities. This study is a retrospective single case series. Two hundred ninety five patients were treated with KBH for various neuropathies in our hospital. Of them, 120 cases were excluded because of insufficient medical records or failure to follow up; the remaining 175 were included in the analysis. There were 18 patients with sensory abnormalities and 28 with motor abnormalities after stroke. Of peripheral type, there were 14 with diabetic neuropathy, 12 with carpal tunnel syndrome, 41 with spinal radiculopathies, and 62 with idiopathic neuropathies, for which the effectiveness was assessed as 55.6%, 21.4%, 64.3%, 83.3%, 45.0%, and 56.5%, respectively. Adverse effects including indigestion or diarrhea were seen in 3.4% of the total patients. Taking the effectiveness and the safety together into consideration, the usefulness was assessed as 55.6%, 21.4%, 64.3%, 83.3%, 45.0%, and 54.8% for treating post-stroke sensory and motor abnormalities, diabetic neuropathy, carpal tunnel syndrome, spinal radiculopathies, and idiopathic neuropathies, respectively. In conclusion, we suggest that KBH is a useful herbal medicine for various neuropathies, especially of sensory type.

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