Corrected Na⁺ - MedSchool
Sign up to start your free trial of MedSchool Premium!Get Started
 
Hyperglycaemia causes movement of water out of cells into the CSF, resulting in pseudohyponatraemia. Expect a drop of 1.6mmol for every 100mg/dL (5.5mmol/L) increase in glucose concentration.
Serum Sodium
 
Serum Glucose
Calculate
 
Corrected Na = Na + 1.6 (
Glucose - 7 5.5
 )
Feedback