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Independent Study

pericarditis inflammation of the pericardium (sac around heart mm) can be acute or chronic
classic symptom of pericarditis sharp & often sudden pleuritic pn that increases w/ deep inspiration
endocarditis also known as infective endocarditis. is inflammation of the membrane lining the valves & chambers of the heart. can be acute, subacute or chronic
most common valve problems mitral & aortic
location of mitral valve between L ventricle & L atrium
location of aortic valve between L ventricle and aorta
mitral stenosis blood flow is obstructed from L atrium to L ventrical-valve opening too narrow
insufficiency blood from L ventricle flows back into L atrium-backflow
prolapse "to fall out of place"- valves don't close properly
2 types of valve sx balloon valvuloplasty or surgical replacement of valve
cardiomyopathy group of conditions that affect the heart mm. the only cure is a heart transplant
congenital heart disease anatomic defect that develops in utero
2 categories of congenital heart disease cyanotic & acyanotic
cyanotic conditions blood flow obstructed or oxygenated blood being mixed with venous blood
arrhythmia disturbance in heart rate or rhythm caused by SA node dysfunction or conduction disturbance
bradycardia <60 BPM
tachycardia >100 BPM
atrial fibrillation involuntary, irregular mm contraction of atrium, most common arrhythmia
ventricular fibrillation involuntary mm contraction of ventricles (frequent cause of cardiac arrest)
heart block conduction block from SA node to rest of heart
Dx of arrhythmia EKG, Holter moniter: EKG x 24 hrs + pt keeps diary of activity & symptoms
Rx of arrhythmia antiarrythmic meds, cardioversion, artificial pacemaker (post pacemaker sx: no lifting > 10 lbs x 6 wks. Estim & US in area are contraindicated)
Created by: jessigirrl4