Back to Basics: Approach to Hyponatremia
Approach to Hyponatremia:
Be aware that clinical signs and symptoms may not develop until Na <130
- Initial sympoms: headache, nausea and vomiting, disorientation, confusion, agitation, ataxia, arreflexia
Severe symptoms can develop with Na < 120
- Severe symptoms: intractable vomitng, seizures, coma and ultimately brainstem herniation can occur
Stay tuned for next week's post when we review treatment of hyponatremia including the dreaded Osmotic Demyelination Syndrome!
Petrino, Roberta, and Roberta Marino.. "Fluids and Electrolytes." Tintinalli’s Emergency Medicine: A Comprehensive Study Guide, 8eEds. Judith E. Tintinalli, et al. New York, NY: McGraw-Hill, 2016, pg 95-97.
Mount, David B.. "Fluid and Electrolyte Disturbances." Harrison's Principles of Internal Medicine, 19eEds. Dennis Kasper, et al. New York, NY: McGraw-Hill, 2014, http://accessmedicine.mhmedical.com.ezproxy.rowan.edu/content.aspx?bookid=1130§ionid=79726591.