LYCOS RETRIEVER 
Edema: Body
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Some causes related to cardiovascular disease: Edema is a common symptom seen with heart failure. This is because heart failure leads to sodium retention, which causes an accumulation of fluid in the body.
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Edema is the excessive accumulation of fluid (swelling) in the soft tissues of the body. If you have edema for a long period of time, you may develop pigmentation, reddening, and/or hardening of the skin.
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Edema can occur anywhere in the body, so consider these factors when assessing your client or patient. Disorders such as heart failure and cirrhosis, or local conditions such as venous stasis and poor lymphatic drainage, can cause edema. Edema may be visible and measurable, as in localized or pitting edema, or it may be generalized.
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Edema disease-producing strains of E. coli produce one or more toxins that are absorbed from the intestine into the blood. These toxins damage blood vessels and affect blood pressure, which in turn causes fluid to leak from vessels and accumulate in many body tissues.
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Edema is a condition of abnormally high fluid volume in the circulatory system or in tissues between the body's cells. It is a sign of an underlying problem or problems, rather than a disease unto itself.
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Edema is a localized or general swelling caused by the buildup of fluid within body tissues. Excess fluid may be a result of poor circulation of the blood; a failure of the lymphatic system to disperse the fluid; various diseases and disorders; or a combination of factors.
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