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| | Acidosis: Acid-Base Balance: Merck Manual Home Edition |
 | | Acidosis is excessive blood acidity caused by an overabundance of acid in the blood or a loss of bicarbonate from the blood (metabolic acidosis), or by a buildup of carbon dioxide in the blood that results from poor lung function or slow breathing (respiratory acidosis). |
 | | Respiratory acidosis develops when the lungs do not expel carbon dioxide adequately, a problem that can occur in diseases that severely affect the lungs (such as emphysema, chronic bronchitis, severe pneumonia, pulmonary edema, and asthma). |
 | | When acidosis is severe, bicarbonate may be given intravenously; however, bicarbonate provides only temporary relief and may cause harm—for instance, by overloading the body with sodium and water. |
| www.merck.com /mmhe/sec12/ch159/ch159b.html (680 words) |
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