Library/Electrolytes/Sodium/134

Sodium of 134 mmol/LWhat it means, and what usually happens next

134mmol/L Sodium
Mildly low
125130135146

A sodium of 134 mmol/L is in the 130 to 134 mmol/L range called mild hyponatraemia.

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Sodium134mmol/L
Where it fallsMildly low
The usual range135 to 145 mmol/L

What usually happens next

Thiazide diuretics, SSRIs, drinking a lot of water (especially around endurance exercise) and a very high blood sugar are common reasons.

It's usually repeated, with your medicines reviewed.

What a low sodium usually means, and its common causes

When a sodium can read wrong

A very high blood sugar pulls water into the blood and lowers sodium on paper. Very high triglycerides or protein can do the same on some analysers. Sodium mostly tracks water, not salt in the diet.

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Questions

Is a sodium of 134 mmol/L normal?

A sodium of 134 mmol/L is in the 130 to 134 mmol/L range called mild hyponatraemia. The usual range is 135 to 145 mmol/L.

Worked out by LifeFrom from the European hyponatraemia guideline and the usual lab range, and not yet reviewed by a clinician. For your own understanding: only a lab test, read by your clinician, diagnoses anything.