Reviewed: 16. April 2026
Na Sodium
Unit: mmol/l
Quick Explanation
Sodium (Na) is a vital electrolyte that regulates fluid balance and blood pressure. Low levels (hyponatremia) can cause confusion and seizures; high levels (hypernatremia) suggest dehydration. Discuss any deviations with your doctor.
📊 Reference Values
ℹ️ Reference ranges may vary slightly between laboratories. Always compare your value with the reference range from your own lab report.
🔍 Possible Causes
Value too high — possible causes
- ·Dehydration
- ·Too much salt intake
- ·Certain medications
- ·Diabetes insipidus
Value too low — possible causes
- ·Excessive fluid intake
- ·Kidney disease
- ·Heart failure
- ·Certain medications (diuretics)
- ·Vomiting / diarrhea
This list shows possible causes — not a diagnosis. Only your doctor can correctly interpret your result.
🩺 Questions for Your Doctor
- →What is causing my sodium imbalance?
- →Should I adjust my fluid intake?
- →Could a medication be affecting my sodium level?
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Medical Disclaimer
The content on this page is for general information only and does not replace professional medical advice, diagnosis, or treatment. Always consult your doctor or pharmacist for health-related questions. Lab values should always be assessed in the context of your personal medical history.