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Edema - transfer of fluid from vessels to tissues As the...

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Edema * the accumulation of excess fluid in a tissue causes by * increased capillary filtration caused by increased permeability or blood pressure * poor venous return causes back pressure * congestive heart failure, incompetent heart valves * prolonged confinement to bed or wheelchair (insufficient muscular activity) * kidney failure- causing water retention and hypertension * Reduced capillary reabsorption caused by a reduction in oncotic pressure * hypoproteinemia caused by liver damage * Obstructed lymphatic drainage or surgical removal Edema * Severe edema * may lead to circulatory shock too much of a
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Unformatted text preview: transfer of fluid from vessels to tissues * As the tissue becomes swollen with fluid, oxygen delivery and waste removal are impaired leading to tissue necrosis * Pulmonary edema presents a threat of suffocation * cerebral edema can produce headaches, nausea, seizures, and coma CARDIOVASCULAR ANIMATIONS Conditions Procedures * Atherosclerosis * Angiography * Heart Attack * Angioplasty with Stent * Stroke * Coronary Artery Bypass Graft * Abdominal Aortic Aneurysm * Valve Replacement...
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