stromectol ivermectin psychogenic Na urine Treatment In symptomatic patients treat with furosemide and hypertonic saline, in asymptomatic patients give isotonic saline Hypervolemic hyponatremia Diagnosis renal failure Na urine 20 mEq L or heart hepatic failure Na urine Treatment in symptomatic patients treat with furosemide and judicious use of hypertonic saline, if asx just use Lasix Isotonic hyponatremia pseudohyponatremia vs