A CKD patient is having protracted vomiting episodes. pH=7.42, pC02= 40, HCO3= 25, Na= 140mEq, Chloride= 95mEq and HCO3= 25mEq. Comment on the diagnosis.
High-Yield Explanation
CKD - M. acidosis Vomiting - M. alkalosis (| Aldosterone) Anion gap = Na+ - (Cl-+ HCO3-) = 140 - (95 + 25) = 140 - 120 High anion gap = 20 meq