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Study Guide for Chapter 12, Part 2 – The Heart Terms – know the
Study Guide for Chapter 12, Part 2 – The Heart Terms – know the

... 2. The spread of electrical activity between the atria and ventricles is delayed briefly to allow the atria to contract before the ventricles contract. This delay occurs at the: a. AV bundle of His b. AV node c. Purkinje fibers d. Right and left bundle branches e. SA node 3. The innermost layer of t ...
Heart/Cardiovascular
Heart/Cardiovascular

...  The cardiac cycle involves all events associated with blood flow through the heart during one complete heartbeat  Ventricular filling: Mid-Late Diastole ◦ EDV (end diastole volume) ...


... • Many cases are idiopathic and are thought to be secondary to previous viral infections • Alcohol is the most common toxic cause ...
Arrhythmogenic Right Ventricular Dysplasia/ Cardiomyopathy
Arrhythmogenic Right Ventricular Dysplasia/ Cardiomyopathy

... adult) is genetically predisposed to ARVD/C, so that regular exams can be performed. Family history of ARVD/C is a strong indicator of risk even before symptoms develop. Genetic testing can identify the genetic defect that leads to ARVD/C in a particular family.7 Other members of the same family can ...
Slide 1 - AccessCardiology
Slide 1 - AccessCardiology

... A. Left main coronary artery craniocaudal height measured perpendicular to the annular plane. A height greater than 12 mm is less frequently associated with coronary occlusion. B. Low left main coronary artery height in an 85-year-old female patient with severe aortic stenosis undergoing computed to ...
S0735109713055897_mmc1
S0735109713055897_mmc1

... studies were performed in left lateral decubitus, using a commercially available imaging system (IE 33, Philips, Andover, MA, USA) equipped with a S5 1- to 5-MHz phased array transducer (Philips, Andover, MA, USA). Each patient underwent standard M-mode, two-dimensional, and Doppler echocardiographi ...
Understanding Feline Cardiomyopathy
Understanding Feline Cardiomyopathy

... although all cats are susceptible, a genetic predisposition for the disease has been shown in Maine Coons, Ragdolls, and in some American shorthair cats. Hypertrophic Cardiomyopathy (HCM) ...
Sudden Death Syndrome
Sudden Death Syndrome

... raising awareness and offering screening to those deemed at risk. According to British Heart Fundation : “Every week 12 people under the age of 35 die unexpectedly from a heart condition they didn’t know they had.” ...
P215 - Basic Human Physiology
P215 - Basic Human Physiology

... Auscultate brachial artery for sounds of Korotkoff ...
Path of Cardiac Excitation Electrocardiogram
Path of Cardiac Excitation Electrocardiogram

... Apply pressure to ~180 mmHg Release pressure slowly Auscultate brachial artery for sounds of Korotkoff ...
Congestive Heart Failure - California Health Information Association
Congestive Heart Failure - California Health Information Association

... CHF as a condition in which cardiac function is reduced so that the heart inadequately pumps blood at a rate to meet the need of the body’s tissues and/or allows it to do so only from an abnormally elevated ventricular diastolic pressure. Signs and Symptoms of CHF ...
Case
Case

... and unable to provide any history. The H&P on the chart states that 2 first degree relatives have died at early ages in their sleep, thought to be due to “heart attacks.” Complete blood count and chemistries are within normal limits. An EKG is obtained and is shown. ...
Cardiology
Cardiology

... and unable to provide any history. The H&P on the chart states that 2 first degree relatives have died at early ages in their sleep, thought to be due to “heart attacks.” Complete blood count and chemistries are within normal limits. An EKG is obtained and is shown. ...
4 Abstract from Tina..
4 Abstract from Tina..

... development of heart failure. The role of Angiotensin II (AngII) is well established in the pathogenesis and progression of heart failure, but less is known about how lower doses of AngII affect the heart’s metabolism and oxygen utilization. In this study we wanted to investigate how a slow-pressor ...
Slide 1 - AccessCardiology
Slide 1 - AccessCardiology

... The pathophysiology of heart failure with preserved ejection fraction (HFpEF) is complex and highly interrelated, involving abnormalities in left ventricular (LV) systolic and diastolic reserve, arterial stiffening, endothelial dysfunction, chronotropic incompetence manifest by decreased heart rate ...
UCLA offers specialized care for hypertrophic
UCLA offers specialized care for hypertrophic

... electrical signals. It is the leading cause of sudden cardiac death in young athletes and is among the more common inherited cardiovascular diseases, affecting approximately one person in 500. While some patients are asymptomatic, others may experience chest pain, shortness of breath, fatigue, palpi ...
SUDDEN CARDIAC ARREST AWARENESS FORM What is Sudden
SUDDEN CARDIAC ARREST AWARENESS FORM What is Sudden

... most  common  cause  of  sudden  cardiac  arrest  in  athletes  in  the  U.S.   ♦ Arrhythmogenic  Right  Ventricular  Cardiomyopathy  –  replacement  of  part  of  the   right  ventricle  by  fat  and  scar;  the  most  common  cause  o ...
Transcatheter aortic valve implantation: anesthetic
Transcatheter aortic valve implantation: anesthetic

... Result: Patients were 79 ± 7 years (63%male), with multiple comorbidities (EuroSCORE = 22,16 ± 9,74%). Patients who survived to the procedure (94,7%) were extubated and transfer to intensive care unit without vasoactive or inotropic infusions. The most common in-hospital complications were third deg ...
Slide () - AccessAnesthesiology
Slide () - AccessAnesthesiology

... AV sequential and atrial pacing are frequently employed during cardiac surgery as various degrees of heart block are often encountered perioperatively. Prolongation of the PR interval is seen in first-degree heart block here associated with the prolonged QRS complexes often seen during bundle branch ...
Regurgitant Systolic Murmurs Chatper 15
Regurgitant Systolic Murmurs Chatper 15

... • The holosystolic murmur of MR engulfs A2 but stops before P2 whereas the murmur of TR persists through and engulfs P2 • Increases with inspiration (Carvallo sign) & does not radiate well to the axillary region ...
Physiology Objectives 8
Physiology Objectives 8

... branch; mitral valve closes before the tricuspid valve); the pulmonic valve opens before the aortic valve (less pressure needed in the right ventricle for a shorter time of isovolumetric contraction); the aortic valve closes before the pulmonic valve (the left ventricular pressure falls below aortic ...
Cardiovascular Complications
Cardiovascular Complications

... Not usually progressive 2) Aortic stenosis rare; its outcome is bad 3) Marfan’s syndrome (genetic disorder) Myxomatous degeneration of the heart valves; mitral and cystic medial necrosis(囊性中层 坏死) of the aorta (aneurysms动脉瘤) death rate: 4%-50% ...
diseases of the cardiovascular system
diseases of the cardiovascular system

... uncommon in the dog and cat Most of these animals will eventually experience development of congestive heart failure ...
diseases of the cardiovascular system
diseases of the cardiovascular system

... The atria contract in unison and the ventricles contract in unison The atria and ventricles ___________ contract at the same time (as one group contracts, the other relaxes) ATRIAL contraction sends blood into the ventricles through the _________ and _______________ valves – While this is occurring, ...
Pre-Sports Cardiac Evaluation
Pre-Sports Cardiac Evaluation

...  Risk Factors for SCD (adult data)  Prior arrest or spontaneous sustained VT  Family history of premature HCM related death  Multiple syncopal episodes  Multiple and repetitive non-sustained VT  Hypotensive response to exercise  Extreme LVH  30mm  Early age at diagnosis ...
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Hypertrophic cardiomyopathy



Hypertrophic cardiomyopathy (HCM) is a primary disease of the myocardium (the muscle of the heart) in which a portion of the myocardium is hypertrophied (thickened) without any obvious cause, creating functional impairment of the cardiac muscle. It is a leading cause of sudden cardiac death in young athletes.The occurrence of hypertrophic cardiomyopathy is a significant cause of sudden unexpected cardiac death in any age group and as a cause of disabling cardiac symptoms. Younger people are likely to have a more severe form of hypertrophic cardiomyopathy.HCM is frequently asymptomatic until sudden cardiac death, and for this reason some suggest routinely screening certain populations for this disease.A cardiomyopathy is a disease that affects the muscle of the heart. With HCM, the myocytes (cardiac contractile cells) in the heart increase in size, which results in the thickening of the heart muscle. In addition, the normal alignment of muscle cells is disrupted, a phenomenon known as myocardial disarray. HCM also causes disruptions of the electrical functions of the heart. HCM is most commonly due to a mutation in one of nine sarcomeric genes that results in a mutated protein in the sarcomere, the primary component of the myocyte (the muscle cell of the heart). These are predominantly single-point missense mutations in the genes for beta-myosin heavy chain (MHC), myosin-binding protein C, cardiac troponinT, or tropomyosin. These mutations cause myofibril and myocyte structural abnormalities and possible deficiencies in force generation. Not to be confused with dilated cardiomyopathy or any other cardiomyopathy.While most literature so far focuses on European, American, and Japanese populations, HCM appears in all ethnic groups. The prevalence of HCM is about 0.2% to 0.5% of the general population.
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