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84 Cards in this Set
- Front
- Back
Dilated cardiomyopathy etiology
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primary is idiopathic
secondary=alcohol, viral, pregnancy, CAD. |
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Dilated cardiomyopathy heart shapes
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Round, global or spherical in shape
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Dilated cardiomyopathy Symptoms
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SOB, pulmonary edema, fatigue, dry cough, chest pain, palpitations.
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Dilated cardiomyopathy echo findings
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4 chamber enlargement, decreased EF, regurgitant valves, thin walls, thrombus in apex and puffs of smoke(spontaneous contrast) indicating slow moving blood.
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Hypertrophic cardiomyopathy etiology (HCOM)
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Idiopathic, genetic origin
Cellular malformation affecting myocardium |
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Hypertrophic cardiomyopathy heart shapes
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Assymmetric septal hypertrophy causing a possible outflow tract obstruction is classic finding, but may be concentric hypertrophy
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Hypertrophic cardiomyopathy complication
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Mitral regurgitation is common and sudden cardiac death
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Hypertrophic cardiomyopathy symptoms
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dyspnea, ANGINA, syncope and arrhythmias
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Hypertrophic cardiomyopathy echo findings
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When obstruction is present due to ASH and SAM, it is HOCM and the CW Doppler waveform will be dagger shaped and the PW of the LVOT will alias
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Hypertrophic cardiomyopathy teatments
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a myotomy or myectomy to remove excess septal tissue.
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Restrictive/Infiltrative cardiomyopathy etiology
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infiltrated by foreign substance
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Restrictive/Infiltrative cardiomyopathy classification
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Amyloidosis - protein(most common), Sarcoidosis – inflammatory, forms masses, Hemochromatosis, excess iron and Glycogen Storage Disease, glucose
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Restrictive/Infiltrative cardiomyopathy heart appearance
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Gives the ventricular walls a ground glass appearance. Also called speckled or granular
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Restrictive/Infiltrative cardiomyopathy symptoms
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dyspnea, CHF, fatigue, weakness and chest pain
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Restrictive/Infiltrative cardiomyopathy echo findings
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diastolic filling patterns due to very stiff walls. May have small pericardial effusion and regurgitant valves.
brightness in the walls. Usually symmetrical, but no guarantee because HCM can easily be concentric LVH as well. |
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Congestive Heart Failure definition
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The heart's Inability to pump adequate amount of blood to meet metabolic demands of the body for Oxygen. Usually a dilated heart, but not always
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Congestive Heart Failure common causes
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HTN and may have LVH from the body’s attempts to work harder to provide the blood needed or from valvular disease preventing blood flow from moving out of heart
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Congestive Heart Failure LVH complications
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LVH eventually leads to dilated CMO with thin walls as disease process progresses. Typically will find moderate to severe jets of MR and/or TR
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Congestive Heart Failure left heart effects
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– Blood backs up into lungs and causes pulmonary edema, congestion, cough.
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Congestive Heart Failure right heart findings
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Blood backs into venous system. Causes peripheral/pedal edema. May have enlarged liver with ascites and bulging neck veins. Also dilated IVC
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Definition of Cor Pulmonale
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right side heart failure
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Cor Pulmonale signs
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enlarged liver with ascites and bulging neck veins. Also dilated IVC
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CHF echo findings
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RVVO with a dilated RV and a flattened or paradoxical septum
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CHF drugs
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diuretics, ACE inhibitors, digitalis.
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Pericarditis symptoms
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inflammation of the pericardium, usually after some sort of injury, e.g. MI, virus, bacterial infection, autoimmune response
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Pericarditis auscultation sound
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friction rub
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pericaritis symptoms
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Positional and respiratory pain
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Pericardial Effusion definition
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fluid in the pericardial sac
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Pericardial Effusion can be confused with?
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layer of epicardial fat if anterior only
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critical factor in Pericardial Effusion
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Rate of filling is the most critical factor to determine whether it will cause hemodynamic effect on the heart’s ability to fill with and eject blood
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Pericardial Effusion cause
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Fluid in sac usually drains into lymphatic system but when it is obstructed, the sac expands to hold it.
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long standing Pericardial Effusion findings
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fibrin strands in fluid
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syndrome associated with Pericardial Effusion
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Dressler’s syndrome is one cause of PE. Happens after MI
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Pericardial Effusion to differentiate it from a Pleural effusion
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use the DAO as a landmark in the PLAX. Fluid anterior to the DAO is pericardial, posterior is pleural
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Pericardial Effusion how to quantify severity
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Measuring fluid helps to quantify severity
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Cardiac Tamponade heart views
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Usually large effusions with swinging heart. Fills rapidly
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Cardiac Tamponade symptoms
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Pulsus paradoxus and electrical alternans are present. Beck’s triad – decreased systemic blood pressure, increased venous pressure, quiet heart sounds.
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Cardiac Tamponade echo findings
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RV collapse during Diastole. RA will collapse more easily, so if the RV is collapsing, the pressure is increased.
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Cardiac Tamponade treatment
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pericardiocentesis or a pericardial window
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Cardiac Tamponade effects on valves
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Mitral valve E wave will decrease with first inspiration and increase with first expiration. Tricuspid valve E wave will increase with inspiration and decrease with expiration and be more exaggerated than the left sided valve.
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Constrictive Pericarditis definition
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Calcification of Pericardium over time - Heart in Cement
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Constrictive Pericarditis diastolic pathology
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becomes a diastolic pathology where the ventricles cannot fill against the external pressure caused by the thickened pericardium
to venous engorgement and decreased cardiac output. |
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Constrictive Pericarditis etiolgoy
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idiopathic in the United States, but can come from TB in other countries
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Constrictive Pericarditis etiology in long term cases
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autoimmune disease or radiation therapy.
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Constrictive Pericarditis sounds
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Pericardial knock
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Constrictive Pericarditis doppler findings
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similar to tamponade
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Primary myocardial disease in CHF
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CMOs
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What is common in CHF that occurs at a rate of 6 to 9 times of that of the general population
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Sudden death
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In CHF MR or AI disease causes
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Regurgitaion
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What occurs in physically inactive patients with low cardiac output, and what may develop?
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Pulmonary Embolism.
Venous thrombi may develop, which may produce pulmonary emboli and elevation of PAP leading to LV failure |
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Ischemic heart disease means
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Low cardiac output
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Three complications of CHF
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a)Increased ventricular pressure
b)Elevated systemic & pulmonary pressure c)decreased CO |
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what cardiac arrhythmias are associated with CHF
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Tachy, Brady, & AFIB
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which of the 3 arrhthymias (Tachy, Brady, & AFIB)precipitates CHF
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Severe Bradycardia, in the absence of increased stroke volume can seriously reduce cardiac output and thus precipitate CHF
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COPD can lead to...
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Right heart failure
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Reduced perfusion of central nervous system causes
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Hypoxic encephalopathy (irritability to coma)
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Which medication is used to prevent the production of a chemical that causes vessel constriction, helps to decrease BP and increase flow?
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Angiotensin-Converting Enzyme (ACE) inhibitors
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Which medication is used to increase the force of the heart's contraction and slows certain heart rhythms?
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Digitals
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What medication descreases the body's retention of salt and water, and helps to lower BP and decreases the workload of the heart?
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Diuretics
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What medication widens blood vessels, increasing flow?
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Hydralazine
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Which Medication relaxes smooth muscles and widens blood vessels and lowers BP?
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Nitrates
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how is CHF classified?
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ACC and New York Heart Association use Class I through IV.
AHA uses grades A through D description. |
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pregnancy, ischemia, and infection are possible causes of what CMOs?
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Dilated/congestive cardiomyopathy.
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potential echocardiography findings of a dilated/cosgestive cardiomyopathy include?
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a)Multi-chamber dilation
b)Increased "E" point to septal separation (on MV M-mode) c)Valvular regurgitation |
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Hypertrophic cardiomyopathy is the least common of the cardiomyopathy disease states
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False
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Restrictive/Infiltrative cardiomyopathy creates excessively rigid walls and abnormal diastolic filling
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true
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BAE and BVH are common findings of restrictive/infiltrative cardiomyopathy disease states
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true
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Inflammatory disease, affects tissues throughout the body
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Sarcoidosis
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Fibrotic tissue surrounds the myocardium
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Endomyocardial
fibrosis |
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Iron storage disease, multisystem
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Hemochromatosis
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Extracellular deposition of protein
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Amyloidosis
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heart becomes enlarged and thickened, usually occurs early in life
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Glycogen storage
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the most common restrictive/infiltrative cardiomyopathy disease state
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Amyloidosis
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Pressure gradient through the LVOT, and SAM + ASH = LVOTO
are related to |
Hypertrophic (Obstructive)
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Apical hypertrophy and normal LVOT + Midventricular hypertrophy with a normal LVOT are related to ... cardiomyopathy
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Hypertrophic (Non-Obstructive)
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Dilated chambers and regurgitaion, Apical thrombus probable, and Increased volume and mass are in what cardiomyopathy disease state?
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Dilated/Congestive
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what is cardiomyopathy (CMO)?
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CMO is a disease that diffusely affects the myocardium, resulting in enlargement and/or ventricular dysfunction.
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Diastolic collapse of the RV anterior wall is consistent with:
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Cardiac Tamponade
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in order to distinguish between Pleural and Pericardial Effusion on 2D echo (PLAX), it is helpful to identify
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Descending aorta
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Doppler evidence of Constrictive Pericarditis include:
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Increased peak velocity across the TV with inspiration
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An echo free space detected in systole and diastole surroundings the entire heart and is > 2 CM in width represents
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Large pericardial effusion
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The pulse associated with cardiac tamponade is
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Pulses paradoxus
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A primary common cause of CHF is
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coronary artery disease (CAD)
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The leakage of fluid from capillaries into interstitium is the cause of
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Edema
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