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JH WEEKLIES ISSUE #24 2011
JH WEEKLIES ISSUE #24 2011

... Centers for Disease Control and Prevention, more than 600,000 Americans die of heart disease each year. Heart disease is the leading cause of death for both men and women, causing almost 25 percent of all deaths. Every year about 785,000 Americans have their first heart attack, and another 470,000 w ...
coronary artery bypass grafting (cabg)
coronary artery bypass grafting (cabg)

... A. Off-pump CABG is considered the newer method of performing CABG. This procedure is performed with the heart beating and without the use of the heart-lung machine. Once the chest has been opened, the area around the artery to be bypassed will be stabilized with a special type of instrument. Specia ...
Mitral Valve Repair
Mitral Valve Repair

... also referred to as ventricular disease, is mitral regurgitation originating within the left ventricle. In geometric mitral disease, the left ventricle has dilated so much that the mitral annulus has stretched and the mitral valve leaflets can no longer coapt (ie, come together). Geometric disease c ...
Case
Case

... compliant recently. On presentation her vital signs reveal a heart rate of 94, blood pressure of 196/110, respiratory rate of 24, and oxygen saturations of 85% on room air. Physical exam reveals no significant peripheral edema, normal jugular venous pressure, an S4 gallop, and rales in the bilateral ...
Cardiology
Cardiology

... compliant recently. On presentation her vital signs reveal a heart rate of 94, blood pressure of 196/110, respiratory rate of 24, and oxygen saturations of 85% on room air. Physical exam reveals no significant peripheral edema, normal jugular venous pressure, an S4 gallop, and rales in the bilateral ...
Endocarditis - Hatzalah of Miami-Dade
Endocarditis - Hatzalah of Miami-Dade

... – ASD, VSD, or PDA >6 months past repair – “innocent” heart murmur by auscultation in the pediatric population – “innocent” heart murmur by echocardiography in adult patients ...
Asymptomatic mitral regurgitation: does surgery save lives?
Asymptomatic mitral regurgitation: does surgery save lives?

... their study who did not undergo surgery patients with bileaflet prolapse had valve so ‘watchful’, and that appropriate surgical had a remarkably benign course, with 85% replacement, even though a contemporary therapy might have been delayed in these freedom from cardiac events at 7 years. series ind ...
Comparative Vertebrate Physiology
Comparative Vertebrate Physiology

... • Atrial pressure rises • Aortic pressure rises • T wave • AV valves open, pulmonary and aortic valves close • 2nd. heart sound (dicrotic notch) ...
TETOLOGY OF FALLOT
TETOLOGY OF FALLOT

... • Pulmonary valve stenosis or atresia: Pulmonary blood flow obstruction. This is due to a narrowing at the pulmonary valve or the pulmonary arteries. • Right ventricular hypertrophy: Caused by the heart working harder to pump blood through the body because of the narrow pulmonary valve. Overriding a ...
Exam
Exam

... c. skeletal muscle d. an epiphyseal disc because it is the site of growing cartilage 5. Purkinje fibers: a. are smaller than ordinary cardiac muscle cells b. lie immediately beneath the epicardium c. serve as the conducting mechanism of the heart d. constitute the bundle of Hers 6. Papillary muscles ...
Comparative Vertebrate Physiology
Comparative Vertebrate Physiology

... • Atrial pressure rises • Aortic pressure rises • T wave • AV valves open, pulmonary and aortic valves close • 2nd. heart sound (dicrotic notch) ...
Paediatric Emergency cardiology
Paediatric Emergency cardiology

... MVP (no regurge); “innocent” murmurs; KD with normal valves; RF with no valve dysfunction; pacemakers ...
A case of acute myocardial infarction and infective endocarditis
A case of acute myocardial infarction and infective endocarditis

... Diagnosis of acute myocardial infarction was made possible due to recurrent chest pain, elevation of troponin and ST depression on EKG in the course of disease. However, early definitive diagnosis couldn’t be made due to several reasons as followed: First, EKG of this patient didn’t show characteris ...
Hypertrophic Cardiomyopathy
Hypertrophic Cardiomyopathy

... pleural effusions EKG –normal tachycardia, atrial and ventricular enlargement, LBBB, RBBB, Q-waves Blood Tests (ANA,RF, Fe2+, TFT’s,ferritin,) Echocardiography LV size, wall thickness function valve dz, pressures Cardiac Catheterization hemodynamics LVEF angiography Endomyocardial Biopsy ...
Chap013-testguide
Chap013-testguide

... A. A-V node B. Purkinje fibers C. Both A-V node and Purkinje fibers D. Neither A-V node nor Purkinje fibers 16. Which type of blood vessel serves as a blood reservoir? A. Artery B. Arteriole C. Capillary D. Vein 17. Plasma proteins that remain in the blood capillaries help to A. Maintain the osmotic ...
Congenital Heart Disease (CHD)
Congenital Heart Disease (CHD)

... When blood passes through the VSD from the left ventricle to the right ventricle  a larger volume of blood than normal must be handled by the right side of the heart  extra blood then passes through the pulmonary artery into the lungs  pulmonary hypertension and pulmonary congestion  pulmonary a ...
ASD Case for Reno Mrs. Young
ASD Case for Reno Mrs. Young

... hospital to determine the cause of her complaint of vague chest pains in stressful situations. Studies carried out at another hospital two years ago had included a chest x-ray which revealed right ventricular enlargement. A moderate systolic murmur and a split second heart sound were found at that t ...
Left Ventricle
Left Ventricle

... – These harden to reduce the lumen of the artery and so the blood flow below (distal) to it ↓. – The endothelium can become damaged (denuded) from BP, smoking chemicals and/or diabetes. – This begins the construction of Thrombus clot. – Diet also linked with thrombus formation. ...
Review: Development of Blood Flow through the Heart
Review: Development of Blood Flow through the Heart

... The setup of various heart structure experiment models had contribute a lot to the understanding of human heart as well as to disease, injury and treatment. Human heart is a complex unit so thus raises the complexity in modeling the experiment model. Every heart valve experiment models has focuses o ...
Heart Leiomyoma Extending from the Inferior Vena Cava to
Heart Leiomyoma Extending from the Inferior Vena Cava to

... of hysterectomy for leiomyoma two years earlier, was admitted to our department because of deteriorating fatigue and dyspnoea on exertion, pedal oedema, and a recent episode of syncope. Physical examination revealed an early diastolic plop associated with a rumbling murmur in the left parasternal re ...
MSI - CIRCULATORY
MSI - CIRCULATORY

... • Amount of damage depends on size of area deprived of oxygen • Symptoms – severe chest pain radiating to left shoulder, arm, neck and jaw. Also nausea, diaphoresis, dyspnea. • Immediate medical care is critical • Rx – bedrest, oxygen, medication • Morphine for pain, tPA to dissolve clot • Anticoag ...
IP Exercise Sheet - CHOW
IP Exercise Sheet - CHOW

... Write the normal values (include correct units) for the following: a. HR (heart rate) = 72 bpm b. SV (stroke volume) = 70 mL c. EDV (end diastolic volume) = 120 mL d. ESV (end systolic volume) = 50 mL ...
Congenital Absence of the Pulmonary Valve
Congenital Absence of the Pulmonary Valve

... A case of congenital absence of the pulmonary valve associated with tricuspid atresia and intact ventricular sep turn is presented. In this case, the presence of a patent ductus arteriosus and absent pulmonary valve allowed the right ventricle to receive blood from the pulmonary artery. The right ve ...
The Cardiovascular System
The Cardiovascular System

...  responsible for the exchange of gases and nutrients with the tissues  Smallest vessel but most important function  RBCs barely fit through  Thin walls  All body tissues have extensive supply  Exchange depends on diffusion ...
Chapter 18- The Heart
Chapter 18- The Heart

... 5. Oxygenated blood leaves the lungs and heads towards the heart via the right and left pulmonary veins. 6. The blood empties into the left atrium filling the chamber. The atrium slightly contracts as blood passes through the left atrioventricular valve (mitral or biscuspid) leaving the chamber. 7. ...
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Mitral insufficiency



Mitral insufficiency (MI), mitral regurgitation or mitral incompetence is a disorder of the heart in which the mitral valve does not close properly when the heart pumps out blood. It is the abnormal leaking of blood backwards from the left ventricle, through the mitral valve, into the left atrium, when the left ventricle contracts, i.e. there is regurgitation of blood back into the left atrium. MI is the most common form of valvular heart disease.
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