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Supplements Bitter Orange (Synephrine)
Supplements Bitter Orange (Synephrine)

... diastolic and systolic blood pressure and heart rate for up to five hours in young, healthy adults and can cause headaches.3 Military Survivability: People should avoid taking bitter orange supplements if they have a heart condition or high blood pressure.3 There are case reports of stroke, tachy- o ...
Preoperative Testing: What, When, and If
Preoperative Testing: What, When, and If

... statements regarding pre-operative ECG • Main cardiovascular risk assessment guidelines use ECG to risk stratify ...
Role of exercise stress test in the assessment of athlete
Role of exercise stress test in the assessment of athlete

... • Most deaths during exercise & <30 years of age • One of the commonest causes of SCD in athletes ...
Chapter 1 Benefits and Risks Associated with Physical Activity
Chapter 1 Benefits and Risks Associated with Physical Activity

... recommend breaking the total amount of physical activity into regular sessions during the week (e.g., 30 min on 5 d · wk−1 of moderate intensity, aerobic activity) in order to reduce the risk of musculoskeletal injuries. ...
Recognition And Treatment Of Fetal And Neonatal Arrhythmias
Recognition And Treatment Of Fetal And Neonatal Arrhythmias

...  Cross react with fetal conduction system  ~50% associated with complex congenital heart disease  Heterotaxy common (Polysplenia or left isomerism)  May be asymptomatic or associated with heart failure, such as hydrops  Worse outcome  Hydrops, structurally heart disease, ventricular rate less ...
a mathematical cardiovascular model with pulsatile and non
a mathematical cardiovascular model with pulsatile and non

... close the circulatory loop. It consists of two arterial compartments and two venous compartments combining vessels in the body and the brain, and a heart compartment representing the left ventricle. The model was used to analyze cerebral blood flow velocity and finger blood pressure measurements dur ...
CARDIO-RESPIRATORY FITNESS IN HEALTHY MEDICAL
CARDIO-RESPIRATORY FITNESS IN HEALTHY MEDICAL

... supply oxygen to skeletal muscles during sustained physical activity. Regular exercise makes these systems more efficient by enlarging the heart muscle, enabling more blood to be pumped with each stroke, and increasing the number of small arteries in trained skeletal muscles, which supply more blood ...
Estimation of maximal oxygen consumption and heart rate recovery
Estimation of maximal oxygen consumption and heart rate recovery

... employs a single step with a comparatively low height (20 cm) to ensure that measurement of aerobic capacity is not limited by local muscle fatigue.10,11 It has been used successfully in children and adults10,11; however, information regarding estimation of VO2max using this test is limited12 and th ...
High Density Lipoprotein Cholesterol and Mortality
High Density Lipoprotein Cholesterol and Mortality

... sota have failed to show such a salutary effect of elevated HDL-C.3-4-18 The USSR study even showed that HDL-C was lowest in survivors, intermediate in those dying of CVD, and highest in those dying of cancer.4 These studies often had few events and did not include analyses using life-table techniqu ...
St. Jude Medical
St. Jude Medical

... ■■ The CABANA trial has the overall goal of establishing the appropriate roles for medical and ablative intervention for atrial fibrillation (AF). The CABANA trial is designed to test the hypothesis that the treatment strategy of left atrial catheter ablation for the purpose of eliminating AF will b ...
ARRHYTHMIA
ARRHYTHMIA

... (1) restore sinus rhythm; (2) AF with constant the ratio of AV conduction; (3) junctional or ventricular tachycardia; (4) slower ventricular rate may have ...
Hypertension and Diabetes Mellitus
Hypertension and Diabetes Mellitus

... a projected rise of diabetes from 171 million in 2000 to well over 350 million in 2030.1 The epidemic of diabetes will continue to rise as there is growing prevalence of obesity in children, which predisposes to diabetes.2 There is considerable evidence for an increased prevalence of hypertension in ...
A Rare Case of a Congenital Single Coronary Artery: Right
A Rare Case of a Congenital Single Coronary Artery: Right

... myocardial ischemia as direct consequence of the anomaly. Various mechanisms, including anatomical features such as the compression of the anomalous vessel along its course between the aorta and the pulmonary artery or sporadic spasm of the anomalous coronary artery, have been postulated. The greate ...
LUHS Handbook Approval
LUHS Handbook Approval

... his hubris and excitement, Icarus, failing to heed the warnings of his father, flew too close to the sun and the wings melted and fell to his death. Daedalus, having escaped to Siciliy, and his son’s body was found by Heracles who in turn burried him near a small rock promontory in the Aegean Sea. M ...
Coronary Heart Disease - University of Warwick
Coronary Heart Disease - University of Warwick

... mental stressors at lower heart rates than in response to physical stressors (Kop et al., 2001). If heart rate provides an index of oxygen demand, then effects of mental stress on ischemia occur during relatively low demand. This suggests that mental stress may also reduce cardiac oxygen supply. Bot ...
ARRHYTHMIA - 上海交通大学医学院精品课程
ARRHYTHMIA - 上海交通大学医学院精品课程

... (1) restore sinus rhythm; (2) AF with constant the ratio of AV conduction; (3) junctional or ventricular tachycardia; (4) slower ventricular rate may have ...
CARDIOVASCULAR SYSTEM
CARDIOVASCULAR SYSTEM

... 2. Factors: increased blood lipids, high blood pressure, smoking, obesity, physical inactivity, tension C. Hypertension 1. 90% = essential hypertension - no specific cause 2. 10% = symptom of another disease i.e. adrenal tumor, kidney disease 3. Increases workload of the heart 4. Leads to hypertroph ...
Cardiovascular Disease- Heart Diseases by Dr. Istiak Mahfuz
Cardiovascular Disease- Heart Diseases by Dr. Istiak Mahfuz

... failure. Some of these can be present without your knowing it: Coronary artery disease and heart attack. Coronary artery disease is the most common form of heart disease and the most common cause of heart failure. High blood pressure (hypertension). Blood pressure is the force of blood pumped by you ...
Slide 1
Slide 1

... Blood is transported from the heart around the __________ and back to the heart in ______________________. There are ___________ types of blood vessel. These branch off into ________________. These are smaller but are more numerous. When it gets to the muscles, blood passes into the ___________. The ...
Left Ventricle
Left Ventricle

... 20-1 Anatomy of the Heart • Heart Disease - Coronary Artery Disease – Usual cause is formation of a fatty deposit, or atherosclerotic plaque, in the wall of a coronary vessel – The plaque, or an associated thrombus (clot), then narrows the passageway and reduces blood flow – Spasms in smooth muscle ...
PDF - Acta Veterinaria Scandinavica
PDF - Acta Veterinaria Scandinavica

... protocol because of its intrinsic arrhythmogenic potential [23, 24] and the probable tachyarrhythmias that the procedure itself could have caused [9, 15, 16]. Benzodiazepines such as midazolam and diazepam are unreliable anxiolytics when given alone, unless the animal has central nervous system depr ...
FYSS 31
FYSS 31

... During dynamic physical activity in healthy persons, such as running, systolic blood pressure normally rises during the exercise itself. In people with hypertension, the elevation in blood pressure can be more pronounced (15). The diastolic pressure remains the same or increases slightly during exer ...
Sudden Cardiac Arrest - Bahman Arrhythmia Clinic
Sudden Cardiac Arrest - Bahman Arrhythmia Clinic

... U.S. Census Bureau, Statistical Abstract of the United States: 2001. American Cancer Society, Inc., Surveillance Research, Cancer Facts and Figures 2001. 2002 Heart and Stroke Statistical Update, American Heart Association. ...
-Blockers and Diuretics Precludes Their Use for First-Line Risk/Benefit Assessment of β
-Blockers and Diuretics Precludes Their Use for First-Line Risk/Benefit Assessment of β

... (termed ␤-blockers). With few exceptions, these trials, especially those with high statistical power and thiazide-based regimens, showed benefit for CVD outcomes.3– 8 This evidence, which provided a basis for recommending thiazides or ␤-blockers as first-step drugs in most editions of US guidelines ...
Consumption of Caffeinated Products and Cardiac Ectopy
Consumption of Caffeinated Products and Cardiac Ectopy

... congestive heart failure (CHF), coronary artery disease (CAD) events, and CAD-related death.6,7 Additionally, our group has previously demonstrated that a higher frequency of PVCs is associated with an increase in incident CHF and with increased mortality.8 Furthermore, recent evidence from the elec ...
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Cardiovascular disease



Cardiovascular disease (CVD) is a class of diseases that involve the heart or blood vessels. Cardiovascular disease includes coronary artery diseases (CAD) such as angina and myocardial infarction (commonly known as a heart attack). Other CVDs are stroke, hypertensive heart disease, rheumatic heart disease, cardiomyopathy, atrial fibrillation, congenital heart disease, endocarditis, aortic aneurysms, peripheral artery disease and venous thrombosis.The underlying mechanisms vary depending on the disease in question. Coronary artery disease, stroke, and peripheral artery disease involve atherosclerosis. This may be caused by high blood pressure, smoking, diabetes, lack of exercise, obesity, high blood cholesterol, poor diet, and excessive alcohol consumption, among others. High blood pressure results in 13% of CVD deaths, while tobacco results in 9%, diabetes 6%, lack of exercise 6% and obesity 5%. Rheumatic heart disease may follow untreated strep throat.It is estimated that 90% of CVD is preventable. Prevention of atherosclerosis is by decreasing risk factors through: healthy eating, exercise, avoidance of tobacco smoke and limiting alcohol intake. Treating high blood pressure and diabetes is also beneficial. Treating people who have strep throat with antibiotics can decrease the risk of rheumatic heart disease. The effect of the use of aspirin in people who are otherwise healthy is of unclear benefit. The United States Preventive Services Task Force recommends against its use for prevention in women less than 55 and men less than 45 years old; however, in those who are older it is recommends in some individuals. Treatment of those who have CVD improves outcomes.Cardiovascular diseases are the leading cause of death globally. This is true in all areas of the world except Africa. Together they resulted in 17.3 million deaths (31.5%) in 2013 up from 12.3 million (25.8%) in 1990. Deaths, at a given age, from CVD are more common and have been increasing in much of the developing world, while rates have declined in most of the developed world since the 1970s. Coronary artery disease and stroke account for 80% of CVD deaths in males and 75% of CVD deaths in females. Most cardiovascular disease affects older adults. In the United States 11% of people between 20 and 40 have CVD, while 37% between 40 and 60, 71% of people between 60 and 80, and 85% of people over 80 have CVD. The average age of death from coronary artery disease in the developed world is around 80 while it is around 68 in the developing world. Disease onset is typically seven to ten years earlier in men as compared to women.
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