Na+ (Sodium)
Increases: May indicate dehydration.
Decrease: due to vomiting/diarrhea OR with Addisons, kidney disease.
K+ (Potassium)
Increase: Kidney disease due to decrease excretion. Addison’s disease.
Decrease: dehydration and kidney obstruction. Can be decreased due to vomiting/diarrhea.
Cl- (Chloride)
Increases: Dehydration
Decrease: Diarrhea/vomiting