Sections View Full Chapter Figures Tables Videos Annotate Full Chapter Figures Tables Videos Supplementary Content + • Low serum sodium +++ Epidemiology + • Postoperative patients• Premenopuasal women post surgery +++ Symptoms and Signs + • Mental obtundation (sodium < 120 mEq/L) +++ Laboratory Findings + • Low serum sodium + • Must determine intravascular volume status to guide resuscitation + • Serum electrolytes + • Sodium replacement• Hypertonic sodium when severe• Raise serum sodium no more than 1-2 mEq/L/h +++ Treatment Monitoring + • Serum electrolytes +++ Complications + • Permanent brain damage +++ Prognosis + • Excellent +++ Prevention + • Judicious IV administration +++ References ++Adrogue HJ et al. Hyponatremia. N Engl J Med. 2000;342:1581. [PubMed: 10824078] Your Access profile is currently affiliated with [InstitutionA] and is in the process of switching affiliations to [InstitutionB]. Please select how you would like to proceed. Keep the current affiliation with [InstitutionA] and continue with the Access profile sign in process Switch affiliation to [InstitutionB] and continue with the Access profile sign in process Get Free Access Through Your Institution Learn how to see if your library subscribes to McGraw Hill Medical products. Subscribe: Institutional or Individual Sign In Error: Incorrect UserName or Password Username Error: Please enter User Name Password Error: Please enter Password Sign in Forgot Password? Forgot Username? Download the Access App: iOS | Android Sign in via OpenAthens Sign in via Shibboleth You already have access! Please proceed to your institution's subscription. Create a free profile for additional features.