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[Chronic obstructive lung disease and coronary heart disease].

It has been established that coronary heart disease, as well as arterial hypertension, is one of the most frequent illnesses that accompany chronic obstructive lung diseases (COLD). Certain data suggest that COLD increase the risk of the development of cardiovascular pathology 2 to 3 times. The purpose of the study was to establish coronary heart disease (CHD) rate among patients with COLD, and to determine the peculiarities of CHD in this category of patients. The subjects were 116 patients with COLD (mean age 53.5 +/- 1.13 years). The authors also analyzed lethality in the Pulmonary division of the clinic, where 41 patients had died in 1998-2003. CHD was diagnosed in 31 (26.7%) patients. The results show that CHD rate in COLD patients older than 60 is 1.5 times higher than that in those younger than 60, and 2.3 times higher than that in those younger than 50. The patients with and without CHD demonstrate significant difference in the severity of COLD and obstructive syndrome. The leading cause of death in COLD patients was respiratory and circulatory failure; also noticed was high myocardial infarction rate among those patients. Autopsies revealed signs of coronary artery atherosclerosis in 7 out of 9 patients. The obtained data suggest that CHD development is a regular phenomenon in COLD patients, especially in those exposed to other CHD risk factors. The risk group consists of patients with severe COLD; their examination requires special attention paid to possible CHD symptoms and painless myocardial ischemia, for early diagnostics and beginning of antianginal therapy.

Adult↗

Comparison of the 1997 and 2003 American Diabetes Association classification of impaired fasting glucose: impact on prevalence of impaired fasting glucose, coronary heart disease risk factors, and coronary heart disease in a community-based medical practice.

OBJECTIVES: The goals of this study were to assess the effect of the 2003 American Diabetes Association definition of impaired fasting glucose (IFG) on prevalence of IFG, coronary heart disease (CHD) risk factors, and CHD compared with the 1997 IFG definition. BACKGROUND: Although IFG is viewed as increasing CHD risk, this association is unclear and has not been well studied after changing the IFG criterion, especially in a clinical practice setting. METHODS: This was a cross-sectional evaluation of 8,295 members (3,763 men and 4,532 women) of a community medical center who were between the ages of 30 and 69 years, without a history of diabetes mellitus, and who had available measurements of fasting plasma glucose and lipid concentrations within the past 2 years. The prevalence of IFG, CHD risk factors, and CHD with the 1997 and 2003 IFG definition was compared. RESULTS: The prevalence of IFG increased from 8% to 35% with the 2003 criterion. Individuals with glucose of 100 to 109 mg/dl had lower prevalence of most CHD risk factors (hypertension, triglyceride > or =150 mg/dl, high-density lipoprotein cholesterol <40 mg/dl, meeting 2 components of the metabolic syndrome criteria, CHD risk > or =10% by Framingham score) compared with individuals with glucose 110 to 125 mg/dl. Individuals identified with the 2003 IFG definition did not have an increase in known CHD when adjusted for covariates (odds ratio 1.4 [95% confidence interval (CI) 0.7 to 2.3] vs. 3.2 [95% CI 1.8 to 5.9]). CONCLUSIONS: One-third of the population has IFG with the 2003 definition, yet many of these individuals do not have increased prevalence of CHD risk factors or CHD.

Adult↗

Surgical treatment of carcinoid heart disease.

Right heart failure in patients with carcinoid heart disease is a serious prognostic sign. Consideration and adequate timing of valvular operations seem essential for the postoperative outcome. Without any relation to duration or progression of the metastasizing tumor disease, right heart failure developed and increased rapidly for a period of 12 to 17 months in four patients with classic carcinoid syndrome. Invasive hemodynamic and cardiac ultrasound investigations revealed severe carcinoid heart disease, and medical decompensation treatment gradually failed. Tricuspid and pulmonic valve replacement operations resulted in dramatic improvement in three of the patients, and these patients were still free of cardiac symptoms 10, 12, and 38 months postoperatively. One patient died 5 days postoperatively probably of septicemia. The preoperative and postoperative development of the cardiac disease is evaluated clinically, by cardiac ultrasound and plasma atrial natriuretic peptide concentrations, and related to the tumor disease. Surgical anatomy and operative technique are reported, and the beneficial value of prophylactic treatment of the effects of tumor-released vasoactive substances by a somatostatin analog is emphasized.

Adolescent↗

[Reevaluation of heart disease deaths on death certificates and trends for ischemic heart disease mortality during the last five years in Oita city].

To evaluate heart disease deaths and clarify trends for ischemic heart disease (IHD) mortality during the last five years in Oita City, we reevaluated causes of death on death certificates. In 1993, there were 253,000 people aged 25-74 in Oita City. In this population age group, there were 1,996 deaths from January 1992 through December 1993. Our subjects were 982 deaths recorded as caused by heart disease and IHD related diseases. Subjects were reevaluated on the basis of physician's interview, clinical records and police records. This IHD reevaluation was conducted by the WHO MONICA criteria. The death certificates identified 321 heart disease deaths, of which there were 80 (24.9%) acute myocardial infarctions (AMI), 22 (6.9%) other IHD, 180 (56.1%) heart failures, and 39 (12.1%) other heart diseases. The remaining 61 deaths were caused by other diseases. After reevaluation, 40 'definite' AMI and 60 'possible' AMI were recognized through the MONICA criteria, 86 sudden deaths (SD) which were defined as, 'death within 24 hours of the onset of acute symptoms and without clear signs suggesting what disease was the cause,' were also classified. Assuming that 50% of SD were due to IHD, according to some postmortem autopsy studies, aged-standardized IHD mortality per 100,000 for males was 38.3 per year and for females 17.3 per year in this period. Both mortality rates, 31% for males and 38% for females, were higher than IHD mortality statistics. Moreover, in comparison with IHD mortality estimated by reevaluation of heart disease in Oita City in 1987-88, age-standardized IHD mortality per 100,000 for males has remained basically stable, increasing from 37.8 to 38.4 during the last five years. On the other hand, mortality for females has increased from 11.2 to 17.3. Our results suggest that mortality from IHD actually was about 30% more than mortality statistics, and does not show a declining trend as mortality statistics have stated.

Adult↗

Debate on valvular heart disease. Con: early surgical intervention in valvular heart disease.

Patients with valvular heart disease, particularly aortic and mitral incompetence, may have significant derangement of myocardial function, often in the absence of significant symptoms, which directly affects early and late survival and functional status following valve replacement. With declining hospital mortiality rates and improved valvular prostheses, consideration must be given to valve replacement in patients of this type in order to preserve myocardial function. This should improve long-term survival and the functional results following valve replacement. Attention should be directed to identifying and closely observing patients of this type, perhaps with noninvasive techniques, and proceeding with valve replacement before irreversible myocardial damage has occured.

Aortic Valve Insufficiency↗

[Alcoholic heart disease].

Alcoholic heart disease is caused by a lifestyle in which alcoholics are continue to consume an excessive amount of alcohol over a long period of time. Total abstinence is a very effective way to treat them to prevent the development of the final stage of this disease. In contrast, repetitive drinking of massive amount of alcohol is very harmful and causes exacerbation of this disease. From our clinical studies, six candidates were nominated as symptoms of alcoholic heart disease, namely(1) tachyarrhythmias (incidence: 33%), (2) left ventricular hypokinesis(17%), (3) QT interval prolongation(17%), (4) hyperthickened LV wall(13%), (5) LV dilatation with pump failure: alcoholic cardiomyopathy(0.1%), and (6) sudden cardiac death (unknown %). In the beginning of alcoholic heart disease, the patient usually complains of no symptoms, and physical signs are quite poor. Ordinarily, either transient atrial fibrillation and/or left ventricular hypertrophy which is initially documented by electrocardiography or echocardiography is one of the first signals in the diagnosis. Without such early signals, an early diagnosis is impossible. To make a definite diagnosis of alcoholic heart disease, a clinical follow-up is by all means necessary. Improvement of cardiac function after total abstinence, it's worsening after drinking again, and again improvement after abstinence a second time is a diagnostic clue. In this follow-up study, electrocardiography and echocardiography were employed as important ways to gather date. In treatment, total abstinence is essential. To achieve this therapeutic goal, education of the patient is necessary, because approximately 70 per cent of patients with alcoholic heart disease fail to continue abstinence within two years even if they have good training.

Cardiomyopathy, Alcoholic↗

Awareness, perception, and knowledge of heart disease risk and prevention among women in the United States. American Heart Association Women's Heart Disease and Stroke Campaign Task Force.

CONTEXT: One of 2 women in the United States dies of heart disease or stroke, yet women are underdiagnosed and undertreated for these diseases and their risk factors. Informed decisions to prevent heart disease and stroke depend on awareness of risk factors and knowledge of behaviors to prevent or detect these diseases. OBJECTIVE: Assess (1) knowledge of risks of heart disease and stroke and (2) perceptions of heart disease and its prevention among women in the United States. DESIGN AND SETTING: Telephone survey conducted in 1997 of US households, including an oversample of African American and Hispanic women. PARTICIPANTS: One thousand respondents 25 years or older; 65.8% white, 13.0% African American, and 12.6% Hispanic. MAIN OUTCOME MEASURES: Knowledge of heart disease and stroke risks, perceptions of heart disease, and knowledge of symptoms and preventive measures. RESULTS: Only 8% of the respondents identified heart disease and stroke as their greatest health concerns; less than 33% identified heart disease as the leading cause of death. More women aged 25 to 44 years identified breast cancer as the leading cause of death than women 65 years or older. Women aged 25 to 44 years indicated they were not well informed about heart disease and stroke. Although 90% of the women reported that they would like to discuss heart disease or risk reduction with their physicians, more than 70% reported that they had not. CONCLUSIONS: Most women do not perceive that heart disease is a substantial health concern and report that they are not well informed about their risk. Age influenced knowledge to a greater extent than ethnicity. Programs directed at young women that address the effects of lifestyle behaviors on long-term health are needed. Better communication between physicians and patients is also warranted.

Adult↗

Risk factors in early life as predictors of adult heart disease: the Bogalusa Heart Study.

The adult heart diseases, coronary artery disease and essential hypertension, are now clearly recognized to begin in childhood. The evidence comes from autopsy studies of cardiovascular-renal changes in the first two decades of life. Cardiovascular risk factors can be identified in children just as in adults and these have a high correlation with the anatomic disease. This relationship underscores the importance of risk factor screening of children. Of interest is that clinical risk factors tend to persist within a rank (track) so that studies in childhood can be predictive of future levels. Behavior and lifestyle of eating, cigarette smoking, alcohol intake, and use of oral contraceptive pills influence risk factors in children. Familial aggregation of risk factors are also noted. Studies of apolipoproteins, B and A-I, have identified subsets of children that have a greater frequency of paternal myocardial infarction. The findings from the Bogalusa Heart Study and other epidemiological studies of children show the need to begin prevention of adult heart disease in early life. Approaches to prevention should include high risk families and children and a public health or population approach. Cardiovascular health education for elementary school children should be directed to children in the general population in an effort to encourage them to adopt healthy life styles.

Aging↗

[Pathophysiologic aspects of sudden cardiac death in ischemic heart disease].

Ischaemic heart disease and its consequences respond to 80% of sudden cardiac deaths in the industrialized countries of the world. They are the most frequent cause also in other regions of the world, namely in those where the prevalence of the ischaemic heart disease is low. Despite the known relation between the ischaemic heart disease and sudden cardiac death, the complex knowledge on the relation is not available yet. The decrease in occurrence of sudden cardiac death in populations requires approaches which in general include three areas: 1. primary preventive programmes aimed at the decrease in the occurrence of heart diseases on the whole and especially in that of ischaemic heart disease, 2. identification of groups at high risk 3. profylactic therapy of persons at high risk. The progressing research in this area led to several information issues, improvement of therapeutic possibilities in many patients at high risk of sudden cardiac death. Despite this fact, the frequency of sudden cardiac death represents a significant medical, economical and social problem, since many questions regarding the causes and preventive possibilities still remain unclear.

Death, Sudden, Cardiac↗

Pulmonary vein antrum isolation for treatment of atrial fibrillation in patients with valvular heart disease or prior open heart surgery.

OBJECTIVES: The goal of this study was to assess the safety and efficacy of pulmonary vein antrum isolation in patients with moderate valvular heart disease or open-heart surgery and atrial fibrillation (AF). BACKGROUND: Valvular heart disease and open-heart surgery are commonly associated with AF and increase the risk of adverse events in AF patients. METHODS: A total of 391 consecutive patients who had pulmonary vein antrum isolation performed between December 2000 and December 2002 were screened. A total of 142 of these patients had clinically significant valvular disease or prior cardiac surgery. End points included AF recurrence and pulmonary vein antrum isolation complication rates. RESULTS: Patients with valvular heart disease or prior open-heart surgery were older, had larger left atria and a more advanced New York Heart Association class. They did not differ significantly with respect to gender, but had a longer history of AF. Procedure times were similar between patients with and without valvular heart disease or prior open-heart surgery. After 18 +/- 7 months in the lone AF patients, 11 +/- 5 months in patients with valvular heart disease, and 10 +/- 5 months in patients with prior open heart surgery, there was a trend toward lower recurrence of AF in patients with lone AF who enjoyed a 98% overall cure rate after up to 2 pulmonary vein antrum isolations versus 93% among patients with valvular heart disease (P = .04) and prior open heart surgery (P = .07). Complication rates were comparable between groups. CONCLUSIONS: Pulmonary vein antrum isolation is safe and effective in patients with moderate valvular heart disease and the patients who developed AF after open-heart surgery. These results have implications for our understanding of the pathophysiology of AF in patients with moderate valvular heart disease or past cardiac surgery and should be considered when discussing treatment options in these patients.

Atrial Fibrillation↗

Theophylline and salbutamol in combination in patients with obstructive pulmonary disease and concurrent heart disease: effect on cardiac arrhythmias.

We compared the frequency and severity of cardiac arrhythmias during combined oral theophylline and inhaled salbutamol vs. salbutamol therapy alone in 18 patients with moderate to severe chronic obstructive pulmonary disease who had concurrent cardiac disease. Seventeen patients showed at least one supraventricular premature complex (SVPC) on the 24-h ECG recording when receiving salbutamol alone: eight patients had isolated SVPCs, less than 10/h; five patients had greater than or equal to 10 SVPCs/h; eight patients showed runs of supraventricular tachycardia or paroxysmal atrial fibrillation. Seventeen patients also had at least one ventricular premature complex: seven patients had less than 10 isolated PVCs/h, five patients greater than or equal to 10 PVCs/h; eight patients had paired or multifocal PVCs and one patient a run of ventricular tachycardia. The addition of oral theophylline at an average dose of 600 mg in the evening (blood concentrations showed a mean maximum of 13.4 +/- 4.0 (SD) and minimum of 5.5 +/- 2.9 mg/l) had no influence on the frequency or severity of either ventricular or supraventricular arrhythmias. Thus, cardiac arrhythmias are very common in patients with chronic obstructive pulmonary disease and concomitant heart disease, but oral theophylline added to a regimen of salbutamol does not seem to affect the occurrence or severity of arrhythmias.

Aged↗

Stress and heart disease: evidence of associations between unemployment and heart disease from the OPCS Longitudinal Study.

The OPCS Longitudinal Study has been used to study both overall and cause-specific mortality patterns in 1971-1981 among men and women directly or indirectly affected by unemployment in April 1971. Groups studied included men seeking work in 1971, the wives of men seeking work in 1971 and other women in the same households as a man seeking work in 1971. The findings of this project are summarized here and attention is focused on mortality from circulatory diseases, in particular ischaemic heart disease. The study provides evidence which could be seen as supporting hypotheses about relationships between stress and overall mortality, with a marked excess for suicides. The evidence with respect to ischaemic heart disease is positive but less convincing with excess mortality from this cause principally occurring among younger unemployed men and among the wives of men who were seeking work in 1971. Given the sharp contrasts in the pattern and levels of unemployment between 1971 and 1981 it is difficult to extrapolate from these findings to the present day.

Adolescent↗

Diverging trends in cerebrovascular disease and ischaemic heart disease mortality.

The trends in age adjusted and age and sex specific mortality rates for the period 1968-1980 are compared for ischaemic heart disease and cerebrovascular disease. For both sexes and at all ages over 45 the mortality rates for cerebrovascular disease have fallen significantly. However, the mortality rates for ischaemic heart disease are rising significantly for males aged 55-64 and females aged 45-64. The divergence in trend is particularly noticeable for females aged 45-64. Possible hypotheses are discussed explaining this divergence in trend between two cardiovascular diseases of assumed similar aetiology.

Actuarial Analysis↗

Heart disease and prevention: race and age differences in heart disease prevention, treatment, and mortality.

OBJECTIVE: The objective of this study was to analyze race and age differences in the distribution of health promotion and cardiovascular screening tests, and the prevalence of serious heart disease and cardiovascular mortality in the United States. DATA SOURCES/STUDY POPULATION: Data are from 7 federal datasets represented in the first National Healthcare Quality Report and the National Healthcare Disparities Report, and include surveys, administrative and vital statistics data systems. The study analyzes blacks and whites. MEASURES: Counseling on diet and nutrition, exercise, and tobacco during an outpatient visit indicate the availability of health promotion services, and screening for high blood pressure and cholesterol represent preventive services. Hospitalizations for heart-related conditions and use of certain cardiac procedures identify serious heart disease. Deaths from coronary artery disease and stroke are the heart-related mortality measures. PRINCIPAL FINDINGS: Counseling and education services tend to occur more on outpatient visits by individuals aged 45 to 64 years than in younger age groups. Screening rates among individuals aged 45 to 64 years of approximately 90% for hypertension and 80% for high cholesterol suggest progress in early detection of cardiac risk factors. However, blacks aged 45 to 64 years are 5.6 times more likely than their white counterparts to be hospitalized for hypertension, approximately one third less likely to receive a cardiac procedure, and almost twice as likely to die of coronary heart disease. CONCLUSIONS: Although findings indicate few racial differences in health promotion services in ambulatory care or screening for cardiac risk factors, the prevalence of serious cardiovascular disease, use of cardiac procedures, and heart-related mortality suggest continuing racial disparities in heart disease.

Adolescent↗

How do heart disease and stroke become risk factors for Alzheimer's disease?

BACKGROUND: Heart disease and stroke are two of the major leading causes of death and disability in the world. Mainly affecting the elderly population, heart disease and stroke are important risk factors for Alzheimer's disease (AD). METHODS: This review examines the evidence linking chronic brain hypoperfusion (CBH) produced by several types of heart disease and stroke on the development of AD. RESULTS: The evidence indicates a strong association between such risk factors as coronary artery bypass surgery (CABG), atrial fibrillation, aortic/mitral valve damage, hypertension, hypotension, congestive heart failure, cerebrovascular-carotid atherosclerosis, and transient ischemic attacks in producing CBH. In people whose cerebral perfusion is already diminished by their advanced age, further cerebral blood flow reductions from heart-brain vascular-related risk factors, seemingly increases the probability of AD. The evidence also suggests that a neuronal energy crisis brought on by a relentless CBH is responsible for protein synthesis defects that later result in the classic AD neurodegenerative lesions such as the formation of excess beta-amyloid plaques and neurofibrillary tangles. CONCLUSIONS: Knowledge of how heart disease and stroke can progress to AD should provide a better understanding of the physiopathology characteristic of AD and also target more precise therapy in preventing, controlling or reversing this dementia.

Alzheimer Disease↗

Complications of cardiac catheterization and angiography in patients with valvular heart disease. VA Cooperative Study on Valvular Heart Disease.

Complications were surveyed prospectively in 2,029 catheterizations performed on 1,483 patients from the 13 centers participating in the VA Cooperative Study on Valvular Heart Disease. Complications were reported in 6.9% of 1,559 preoperative procedures of which 2.6% were major and 0.2% fatal. Clinical predictors of complications were hypertension and the precatheterization diagnosis of aortic stenosis. Nevertheless, patients with aortic stenosis successfully tolerated left ventriculography, which was routinely performed regardless of the magnitude of gradient. Procedural predictors of complication were brachial arteriotomy (vascular occlusion) and transseptal catheterization (tamponade). Among the 470 postoperative catheterizations performed solely for research purposes, there were six complications, of which five were bleeding events in patients taking warfarin. Transseptal catheterization was safer in postoperative patients with no cases of tamponade in 125 procedures.

Cardiac Catheterization↗