Sodium, Fluid
Also known as: NA FL
Use
The Sodium, Fluid test is used to measure the levels of sodium in body fluids such as CSF, Drain, Pancreatic, Pericardial, Peritoneal/Ascites, or Pleural fluid. It is crucial for assessing sodium balance in patients and can aid in diagnosing conditions related to electrolyte imbalance, fluid retention, or loss.
Special Instructions
Specimen source must be provided upon submission. Proper labeling and handling are required to ensure accurate results.
Limitations
The test is not cleared or approved by the US Food and Drug Administration. It is performed in a CLIA certified laboratory for clinical purposes. Results may be affected by improper specimen handling or storage conditions that fall outside the stated stability guidelines.
New York Approved
Methodology
Other
Biomarkers
LOINC Codes
- 2950-4
Result Turnaround Time
1 day
Related Documents
For more information, please review the documents below
Specimen
Body Fluid
Volume
1 mL
Minimum Volume
0.2 mL
Container
ARUP Standard Transport Tube
Collection Instructions
Centrifuge to remove cellular material. Transfer 1 mL body fluid to an ARUP Standard Transport Tube.
Storage Instructions
Refrigerated.
Causes for Rejection
Specimen types other than those listed. Specimens too viscous to be aspirated by instrument.
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 2 weeks |
| Refrigerated | 2 weeks |
| Frozen | 6 months |