Sodium, Urine

Sodium, Urine is a topic covered in the Davis's Lab & Diagnostic Tests.

To view the entire topic, please or .

Nursing Central is an award-winning, complete mobile solution for nurses and students. Look up information on diseases, tests, and procedures; then consult the database with 5,000+ drugs or refer to 65,000+ dictionary terms. Explore these free sample topics:

-- The first section of this topic is shown below --

Synonym/Acronym:
Urine Na+.

Rationale
To assist in evaluating for acute kidney injury, chronic kidney disease, acute oliguria, and to assist in the differential diagnosis of hyponatremia.

Patient Preparation
There are no food, fluid, activity, or medication restrictions unless by medical direction. Usually, a 24-hr urine collection is ordered. As appropriate, provide the required urine collection container and specimen collection instructions.

Normal Findings
Method: Ion-selective electrode.

AgeConventional UnitsSI Units (Conventional Units × 1)
6–10 yr
 Male41–115 mEq/24 hr or mmol/24 hr41–115 mmol/24 hr
 Female20–69 mEq/24 hr or mmol/24 hr20–69 mmol/24 hr
10–14 yr
 Male63–177 mEq/24 hr or mmol/24 hr63–177 mmol/24 hr
 Female48–168 mEq/24 hr or mmol/24 hr48–168 mmol/24 hr
Adult–older adult51–287 mEq/24 hr or mmol/24 hr51–287 mmol/24 hr
Values vary markedly depending on dietary intake and hydration state.

Critical Findings and Potential Interventions
N/A

-- To view the remaining sections of this topic, please or --

Synonym/Acronym:
Urine Na+.

Rationale
To assist in evaluating for acute kidney injury, chronic kidney disease, acute oliguria, and to assist in the differential diagnosis of hyponatremia.

Patient Preparation
There are no food, fluid, activity, or medication restrictions unless by medical direction. Usually, a 24-hr urine collection is ordered. As appropriate, provide the required urine collection container and specimen collection instructions.

Normal Findings
Method: Ion-selective electrode.

AgeConventional UnitsSI Units (Conventional Units × 1)
6–10 yr
 Male41–115 mEq/24 hr or mmol/24 hr41–115 mmol/24 hr
 Female20–69 mEq/24 hr or mmol/24 hr20–69 mmol/24 hr
10–14 yr
 Male63–177 mEq/24 hr or mmol/24 hr63–177 mmol/24 hr
 Female48–168 mEq/24 hr or mmol/24 hr48–168 mmol/24 hr
Adult–older adult51–287 mEq/24 hr or mmol/24 hr51–287 mmol/24 hr
Values vary markedly depending on dietary intake and hydration state.

Critical Findings and Potential Interventions
N/A

There's more to see -- the rest of this entry is available only to subscribers.