A
5200 Harry Hines Blvd.
,
Dallas
,
TX
75235
Search Tests
Search by Dept.
General Information
Alias: Na
Performed: 24 hrs.
Turn Around Time: Med Emerg: 60 minutes; Routine: 4 hrs.
CPT Codes: 84295
Performed By: Chemistry
Notes: This test is performed by both Rapid Response and Logistics Chemistry Labs.
Clinical Utility: Sodium is the major extracellular cation and functions to maintain fluid distribution and osmotic pressure. Some causes of decreased levels of sodium include prolonged vomiting or diarrhea, diminished reabsorption in the kidney, and excessive fluid retention. Common causes of increased sodium include excessive fluid loss, high salt intake, and increased kidney reabsorption.
Unacceptable Conditions: Hemolysis
Components
| Name |
Method |
Sex |
Age Range |
Ref. Range Low |
Ref. Range High |
Units |
| Sodium Lvl |
|
|
|
135 |
145 |
mmol/L |
Specimen Requirements
| Type |
Container |
Volume |
Units |
Collection / Delivery |
Storage / Transport |
Off Campus |
| Blood |
Grn LiH w/Gel, 4.5mL-IP,ED,OPC; Red w Gel, 5mL-COPC,WHC |
|
|
|
Deliver at room temperature to the lab within 2 hours. |
Specimens should be spun and aliquots prepared when needed. Store in appropriate temperature conditions and deliver to Logistics Laboratory. |