Dehydration: Difference between revisions
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==Evaluation== | ==Evaluation== | ||
*Urine sodium concentration | |||
*FENa (fractional excretion of sodium) | |||
*Urine osmolality | |||
*Urinalysis | |||
==Management== | ==Management== | ||
Revision as of 05:56, 7 January 2021
This page is for adult patients. For pediatric patients, see: dehydration (peds)
Background
- Decreased total body water resulting in relative hypertonicity and hypernatremia
- Usually resulting from inadequate fluid intake or increased free water loss
- Often confused with hypovolemia in which total body water is lost with a relative hypotonic or isotonic state
Clinical Features
- dry mucous membranes
- skin tenting
- sunken eyes
- excessive thirst
- headache
- dizziness
- altered mental status
- weakness
- fatigue
- dark urine or decreased urine output
- syncope
- hemodynamic instability
Differential Diagnosis
Evaluation
- Urine sodium concentration
- FENa (fractional excretion of sodium)
- Urine osmolality
- Urinalysis