Salt - losing conditions

Hyponatremia (Na \< 135 mg/dL) or Hypernatremia (Na \> 145 mg/dL)

Bilateral renal artery stenosis

Severe comorbid disease or life expectancy \<1 year (severe cardiovascular disease, chronic liver disease, severe infection , malignancy)

Immunosuppressant used

Effect of Intensive Low Sodium Restriction on Glomerular Infiltration Rate in Chronic Kidney Disease