Serum Osmolality

Sodium (Na): mmol/L
(optional) Potassium (K): mmol/L
BUN: mg/dl
Glucose: mg/dl
Serum Osmolality = mOsm/kg
Normal Range = 285 - 295 mOsm/kg
Serum Osmolality = (2 x (Na + K)) + (BUN / 2.8) + (glucose / 18)


Created by: Charles Hu & Gary Barnas M.D.
Created: Saturday, January 15, 2000
Last Modified: