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Properties of Cardiac Muscle - squ
Properties of Cardiac Muscle - squ

... Cardiac Syncytium Heart function as syncytium “Cardiac muscle cells are mechanically, chemically, and electrically connected to one another, thus, the entire tissue resembles a single, enormous muscle cell. For this reason, cardiac muscle has been called a functional syncytium. “ ...
Catheterization lab procedure lowers risk for heart patient Heart
Catheterization lab procedure lowers risk for heart patient Heart

... Ross Procedure, minimally invasive valve surgery, cardiopulmonary bypass, ambulatory thoracic surgery, hyperhidrosis and pediatric congenital heart disease. Mayte Figueroa, medical director of CVICU Figueroa is a graduate of Mount Sinai School of Medicine and completed pediatric cardiology fellowshi ...
Ex vivo perfusion of the heart with the use of the Organ Care System
Ex vivo perfusion of the heart with the use of the Organ Care System

... for geographically distant donors with consequent longer ischaemic time deemed prohibitive for traditional (icebox) donor runs. Subsequently, the system was also utilized for high-risk recipients [e.g. redo operation, left ventricular assist device (LVAD) in situ or infected LVADs] where prolonged d ...
Proposed method - Takeoff Projects
Proposed method - Takeoff Projects

... electrocardiogram (ECG) signals. The cross-correlation between two time-domain signals gives a measure of similarity between two waveforms. The application of the continuous wavelet transform to two time series and the cross examination of the two decompositions reveal localized similarities in time ...
TETRALOGY OF FALLOT: a case report and dental
TETRALOGY OF FALLOT: a case report and dental

... pulmonary blood flow (5). Patients frequently present with dyspnea, cyanosis and clubbing. Cyanosis is prominent in finger nails, toe nails and mucous membrane. Growth and development of child is delayed. In an attempt to compensate for low arterial oxygen concentration, the body responds with an in ...
Impaired aortic distensibility predicts reduced coronary flow velocity
Impaired aortic distensibility predicts reduced coronary flow velocity

... Metabolic factors: Diabetes mellitus, hypercholesterolaemia Rheologic factors: policythaemia, macrogobulinaemia ...
Cardiovascular Benefits of Cessation
Cardiovascular Benefits of Cessation

... Smoking acts as a multiplicative risk factor for development of CAD ...
1 - Sacred Heart Canossian College
1 - Sacred Heart Canossian College

... 2.Possess the knowledge needed for living and working in society. 3.Develop the ability to think creatively, solve problems and reason independently. 4.Communicate effectively in both English and Chinese. 5.Develop special interests and abilities through co-curricular activities. 6.Learn to recognis ...
Diagnosis of valvular diseases
Diagnosis of valvular diseases

... • Radiation often to the neck • Heard best with the patient sitting and leaning forward, after complete exhalation. • The intensity of the murmur decreases in upright position and during exercise ...
2FIG Session 24 Aerobic Training session plan
2FIG Session 24 Aerobic Training session plan

... HEART RATE TRAINING ZONES ...
PDF - Circulation: Arrhythmia and Electrophysiology
PDF - Circulation: Arrhythmia and Electrophysiology

... hormone, 35.20 μU/mL (normal range, 0.3–4.2 μU/mL); free triiodothyronine, 3.7 pg/mL (normal range, 2.0–4.4 pg/ mL); and free thyroxine, 0.87 ng/dL (normal range, 0.9–1.7 ng/dL). A standard posterior–anterior and lateral chest radiograph was performed. Chest radiograph showed ventricular lead to be ...
Changes in Serum Lipid following Acute Stroke
Changes in Serum Lipid following Acute Stroke

... and other serious illness, and do not stabilise after the event until 3 months. It unknown whether similar changes occur following acute stroke and therefore when is the appropriate time for the assessment of serum lipids in such patients. The aims of this study were therefore to assess the serum li ...
Use of Genetics in the Clinical Evaluation and Management of Cardiac Disease
Use of Genetics in the Clinical Evaluation and Management of Cardiac Disease

... Individuals with 2 or more mutations often have earlier age of onset, more severe presentation, and worse prognosis “Dosage effect”: carriers of one mutation in these families are typically more mildly affected Critical to test at-risk family members for all mutations identified Every effort should ...
Atrial fibrillation is a heart condition that causes an irregular and
Atrial fibrillation is a heart condition that causes an irregular and

A Model of the Beating of a Heart
A Model of the Beating of a Heart

Slide 1 - AccessMedicine
Slide 1 - AccessMedicine

... Sinus rhythm with ventricular bigeminy due to digitalis toxicity. Ventricular premature complexes follow each sinus-conducted QRS at a fixed coupling interval. ST-segment depression and T wave inversion in the sinus-conducted beats is seen in V6; however, since each sinus-conducted beat is a postext ...
Presentation Package - faculty.coe.unt.edu
Presentation Package - faculty.coe.unt.edu

... body’s oxygen consumption (VO2) to the arterial– venous oxygen difference ((a-v)O2 diff) and cardiac output (Q); VO2 = Q (a-v)O2 diff. ...
High Blood Pressure: A Symptom Not a Disease
High Blood Pressure: A Symptom Not a Disease

... fact caused by it, or if it’s just a symptom of another underlying cause. ...
Subcutaneous ICD
Subcutaneous ICD

... Allow leadless pacemaker to be added any time after initial S-ICD implant with femoral access, instead of adding a transvenous system. Give even more people access to the S-ICD by offering a combined S-ICD plus Leadless pacemaker system. ...
hypertension - University of Washington
hypertension - University of Washington

... Hypertension( HTN) is the most common primary diagnosis in America. 35 million office visits are as the primary diagnosis of HTN. 50 million or more Americans have high BP. Worldwide prevalence estimates for HTN may be as much as 1 billion. 7.1 million deaths per year may be attributable to hyperten ...
Acute Care Ultrasound Echo - Society for Acute Medicine
Acute Care Ultrasound Echo - Society for Acute Medicine

... congenital or extensive multi-vessel coronary artery disease... ...
Lab-Second writeup
Lab-Second writeup

... increased. Caffeine is a central nervous system stimulant which mimics the effects of epinephrine. Similar to effects of nicotine, the epinephrine stimulates heart rate, blood pressure and respiration. In comparison to the effect of the nicotine and caffeine, the alcohol did have similar approximate ...
Clogged Arteries
Clogged Arteries

... your body. When you drank water from the straw, your mouth represented the heart and the straw represented an artery. Habits like eating too much high fat food, not exercising, and smoking can cause a sticky substance called plaque to build up inside your arteries.This makes the arteries narrower. W ...
Cardiac Resynchronization Therapy for HF - 2002
Cardiac Resynchronization Therapy for HF - 2002

... • 2. Yes, he should have a VVI back up pacemaker prior to discharge because he has LBBB and may unpredictably develop complete heart block and die. • 3. Yes, the placement of a routine DDD pacemaker will reliably improve his hemodynamics ...
Vanderbilt Offers Percutaneous Treatment of Valvular Heart Disease
Vanderbilt Offers Percutaneous Treatment of Valvular Heart Disease

... Other important endpoints that will be assessed by the trial include stroke, quality of life, and health care costs. VHVI will also be the coordinating center for a substudy that will assess if specific therapy for atrial fibrillation can be ‘tailored’ for each individual patient based on his geneti ...
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Myocardial infarction



Myocardial infarction (MI) or acute myocardial infarction (AMI), commonly known as a heart attack, occurs when blood flow stops to a part of the heart causing damage to the heart muscle. The most common symptom is chest pain or discomfort which may travel into the shoulder, arm, back, neck, or jaw. Often it is in the center or left side of the chest and lasts for more than a few minutes. The discomfort may occasionally feel like heartburn. Other symptoms may include shortness of breath, nausea, feeling faint, a cold sweat, or feeling tired. About 30% of people have atypical symptoms, with women more likely than men to present atypically. Among those over 75 years old, about 5% have had an MI with little or no history of symptoms. An MI may cause heart failure, an irregular heartbeat, or cardiac arrest.Most MIs occur due to coronary artery disease. Risk factors include high blood pressure, smoking, diabetes, lack of exercise, obesity, high blood cholesterol, poor diet, and excessive alcohol intake, among others. The mechanism of an MI often involves the rupture of an atherosclerotic plaque, leading to complete blockage of a coronary artery. MIs are less commonly caused by coronary artery spasms, which may be due to cocaine, significant emotional stress, and extreme cold, among others. A number of tests are useful to help with diagnosis, including electrocardiograms (ECGs), blood tests, and coronary angiography. An ECG may confirm an ST elevation MI if ST elevation is present. Commonly used blood tests include troponin and less often creatine kinase MB.Aspirin is an appropriate immediate treatment for a suspected MI. Nitroglycerin or opioids may be used to help with chest pain; however, they do not improve overall outcomes. Supplemental oxygen should be used in those with low oxygen levels or shortness of breath. In ST elevation MIs treatments which attempt to restore blood flow to the heart are typically recommended and include angioplasty, where the arteries are pushed open, or thrombolysis, where the blockage is removed using medications. People who have a non-ST elevation myocardial infarction (NSTEMI) are often managed with the blood thinner heparin, with the additional use angioplasty in those at high risk. In people with blockages of multiple coronary arteries and diabetes, bypass surgery (CABG) may be recommended rather than angioplasty. After an MI, lifestyle modifications, along with long term treatment with aspirin, beta blockers, and statins, are typically recommended.Worldwide, more than 3 million people have ST elevation MIs and 4 million have NSTEMIs each year. STEMIs occur about twice as often in men as women. About one million people have an MI each year in the United States. In the developed world the risk of death in those who have had an STEMI is about 10%. Rates of MI for a given age have decreased globally between 1990 and 2010.
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