Na/K/ClElectrolytes: sodium, potassium, chloride
What it shows
The body’s salt and water balance; checked for people on diuretics and blood-pressure pills, and after vomiting or diarrhoea.
Your doctor reads the result: the laboratory does not diagnose or prescribe. The result sheet gives the reference range beside each value.
Sample
- Short code
- Na/K/Cl
- What is taken
- Blood from a vein
- Container
- Yellow-top gel serum tube
- Turnaround
- Same day at 18:00, for samples taken by 12:00
- At home
- Yes, a nurse comes to your home
Preparation
- At least 4 hours after a light meal
Reference ranges
Na · Sodium
| For | Range |
|---|---|
| Everyone | 136–145 mmol/L |
K · Potassium
| For | Range |
|---|---|
| Everyone | 3.5–5.1 mmol/L |
Cl · Chloride
| For | Range |
|---|---|
| Everyone | 98–107 mmol/L |
These ranges are for Damla’s analysers and methods; another laboratory’s ranges may differ slightly.
This test is part of these check-ups
From the same section
- ALTAlanine aminotransferase (ALT)₼9
- ASTAspartate aminotransferase (AST)₼9
- GGTGamma-glutamyl transferase (GGT)₼10
- ALPAlkaline phosphatase (ALP)₼10
- BILBilirubin, total and direct₼12