NURS307 Chapter Notes -Atrioventricular Node, Lightheadedness, Statin
Document Summary
Ischemia inadequate blood supply that deprives cardiac muscle cells of o2: angina pectoris: chest pain brought about by myocardial ischemia, caused by significant atherosclerosis. If decrease blood supply great enough, long enough, mi may occur: myocardial damage may result in low co (can"t meet body needs) ! heart failure. Risk factors: elevated blood lipid levels (ldl), smoking, hypertension, diabetes, obesity, Family history, pad: metabolic syndrome (need 3 of the following) insulin resistance (>5. 5 fasting glucose, abdominal obesity (>89women; >102men, dyslipidemia (triglycerides >2. 85; hdl <1. 29women; <1. 03men, hypertension, proinflammatory state (high c-reactive protein, prothrombotic state (high fibrinogen) Diet: soluble dietary fibre reduce cholesterol (enhance excretion), low fat. Physical activity: increase hdl, decrease triglycerides (30min/day mod. goal) Medications: lipid-lowering medications: 3-hydroxy-3-methylglutaryl coenzyme a (hmg-coa) reductase inhibitors. Episodes or paroxysms of pain or pressure in the anterior chest. Caused by atherosclerotic disease generally the major coronary artery.
