Library/Electrolytes/Sodium/148

Sodium of 148 mmol/LWhat it means, and what usually happens next

148mmol/L Sodium
High
125130135146

A sodium of 148 mmol/L is above the usual 135 to 145 mmol/L.

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Sodium148mmol/L
Where it fallsHigh
The usual range135 to 145 mmol/L

What usually happens next

Almost always it means not enough water: too little to drink, or water lost through sweat, diarrhoea or high blood sugar.

Drinking and a repeat usually settle it; if not, your doctor looks at why.

What a high 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 148 mmol/L normal?

A sodium of 148 mmol/L is above the usual 135 to 145 mmol/L. 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.