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57 Cards in this Set
- Front
- Back
An infection of the inner surface of the heart?
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Infective Endocardidits
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Two types of IE?
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Acute
Subacute |
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Chronic IE affecting individuals with preexisting valvular disease?
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Subacute IE
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Rapidly progressing IE affecting individuals with healthy valves?
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Acute IE
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Most common bacteria causing IE?
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Staph aureus
Strep viridans |
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Principal cardiac risk factors for IE?
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Prior IE.
Prosthetic valves Acquired valvular disease. Cardiac lesions. Pacemakers Rheumatic heart disease. |
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Principal non-cardiac risk factors for IE?
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IVDA
Nosocomial bacteremia |
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The primary lesions of IE are called? What are the composed of?
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Vegetations.
Composed of fibrin, leukocytes, platelets, and microbes. |
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A major complication of vegetations is?
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Embolization.
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Major causes of IE?
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Aging (stenosis)
IVDA Prosthetic Vavles Nosocomial Infection Renal dialysis |
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IVDA leads to what sided IE? What is the causitive organism?
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Right-sided.
Staph. aureus |
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Clinical manifestations of IE?
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Low-grade fever.
Splinter hemorrhages in nail beds. Osler nodes, Roth spots, or Janeway lesions. New murmur (aortic/mitral) Pain from systemic emboli |
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Diagnostics for IE?
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2x Blood Cultures (30-min apart)
New murmur. Echo shows vegetation or mass. |
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Prophylactic tx for what procedures?
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Oral, respiratory, GI, GU.
Wound drainage, HD, or have shunts. |
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Initial antibiotic txs by what route?
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IV
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Surgical tx of IE?
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Valve replacement
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What medications have in impact on developing IE?
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Immunosuppressants.
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Duration of antibiotic treatment?
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4-6 weeks.
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Life-threatening complications of IE?
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Cerebral emboli
Pulmonary edema HF |
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Lab tests to monitor during antibiotic tx?
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Blood culture
Serum antibiotic level Renal function (Vanco) |
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Inflammation of the outer layer of the heart?
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Pericarditis
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Most common agent causing pericarditis?
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Coxsackievirus B
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Non-infectious cause of percarditis?
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MI
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Characteristic pathological finding of pericardisis?
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Inflammatory response.
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Characteristic clinical manifestations of pericarditis?
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Progressing severe chest pain.
Worse on deep inspiration or lying supine. Pericardial friction rub. |
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Where to listen for pericardial friction rub?
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lower left sternal border
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Two major complications of pericarditis?
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Pericardial effusion
Cardiac tamponade |
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Accumulation of excess fluid in pericardial sac?
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Pericardial effusion
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Compression of the heart due to increased intrapericardial pressure?
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Cardiac tamponade
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Tx of pericarditis?
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Bacterial - Antibiotic
Lupus - Corticosteriods |
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Side effects of corticosteriods?
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GI bleeds
Na retention HypoK Hyperglycemia Cushings |
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Tx of pain and inflammation with pericarditis?
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High dose Asprin or NSAIDs.
Sit leaning forward. |
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Condition resulting from the scarring and subsequent loss of elasticity of the pericardial sac?
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Chronic constrictive pericarditis.
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Clinical manifestations of chronic constrictive pericarditis?
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Mimic HF and cor pumonale.
Pericardial knock. |
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Tx for chronic constrictive pericarditis?
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pericardiectomy
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A focal or diffuse inflammation of the muscle of the heart?
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Myocarditis
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Diagnostic for myocarditis?
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endomyocardial biopsy (EMB)
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Supportive therapy for myocarditis?
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O2
Bed Rest |
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Complication occurring 2-3 weeks after an infection with group A strep.
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Acute rheumatic fever (ARF)
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Hallmark sign of ARF?
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Aschoff bodies.
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Major criteria of ARF?
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Carditis
Arthritis Chorea Erythema marginatum Subcutaneous nodules |
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Prevention of ARF?
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Penicillin during group A strep infection.
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Primary symptom of mitral vale stenosis?
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Dsypnea on exertion.
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Primary symptom of acute mitral valve regurgitation? Chronic?
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Pulmonary edema, shock.
Weakness/fatigue |
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Primary symptoms of aortic valve stenosis?
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Angina, syncope, exertional dyspnea.
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Do you give a patient with angina due to aortic stenosis nitroglycerin?
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No!
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Is aortic regurgitation an emergency?
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Yes.
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Symptoms of AR?
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Cardiovascular collapse
Water-hammer pulse |
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Valvular disease diagnostics?
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Echocardiogram
CXR ECG Cardiac cath |
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What is the main complication of mechanical valves?
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Hemorrhage secondary to anticoag tx.
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Three types of cardiomyopathy?
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Dilated
Hypertrophic Restrictive |
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Dilated cardiomyopathy leads to?
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HF
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Drugs for dilated cardiomyopathy?
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Preload - Nitro, Lasix
Afterload - ACEIs Rate - BBs Atrial Fib - Digoxin |
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Acute HF related to dilated cardiomyopathy tx?
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Continuous Dobutamine
Aggressive diuresis. |
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Four main characteristics of hypertrophic cardiomyopathy?
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Ventricular hypertrophy
Rapid contraction Impaired relaxation Obstructed outflow |
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Drugs for hypertrophic cardiomyopathy?
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BBs & CCBs
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Symptoms of restrictive CMP?
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fatigue
exercise intolerance dyspnea |