Nephrology · Endocrinology · Emergency Medicine · Internal Medicine

Sodium Correction for Hyperglycemia calculator

Enter the published formula inputs below to calculate and interpret this score.

Clinical inputs

Measured sodium

mmol/L

Allowed range: 100–180 mmol/L

Plasma glucose

mg/dL

Allowed range: 100–2000 mg/dL

Result

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Clinical inputs

Measured sodium (mEq/L)Accepted range: 100 to 180
Plasma glucose (mg/dL)Accepted range: 100 to 2000

Primary source

Katz MA. Hyperglycemia-induced hyponatremia--calculation of expected serum sodium depression. N Engl J Med. DOI: 10.1056/NEJM197308162890710. PMID: 4763428. Scope: corrected Na ≈ measured Na + 1.6 × ((glucose mg/dL − 100) / 100). (1973)

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