Patient Weight | |
unit | kg lb |
Measured Na (mEq/L or mmol/L) | |
Normal Na (mEq/L or mmol/L) |
Body Water (Total desired) (TBW) in L=
Measured serum Na x 0.6 x weight / Normal serum Na
Na conc in mEq/L
Weight in kg
Assumes current TBW is 60% of weight
See Body Water Deficit formula