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Common causes of fluid volume deficit:
- Hemorrhage
- Vomiting
- Diarrhea
- Burns
- Diuretic therapy
- Fever
- Impaired thirst
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Manifestations of fluid volume deficit:
- Weight loss
- Thirst
- Orthostatic changes in pulse and bp
- Weak, rapid pulse
- Decreased urinary output
- Dry mucous membranes
- Poor skin turgor
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Common causes of fluid volume excess:
- CHF
- Early renal failure
- IV therapy
- Excessive sodium ingestion
- Corticosteroids
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Manifestations of fluid volume excess:
- Increased BP
- Bounding pulse
- Venous distention
- Pulmonary edema
- - dyspnea, orthopnea, crackles
- Third spacing
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