At Redmond Regional, you can rest assured that our focus is on you. To show our commitment to our community, we have provided tools to help you and your family live happier and healthier lives. These resources include an in-depth health library and numerous calculators that will help answer everyday health questions.
The more you know about your health, the better prepared you are to make informed healthcare decisions. Our health library gives you the information you need to take charge of your health.
Hypernatremia is a condition in which the level of sodium in the body is too high. This happens when there is an imbalance in the amount of water and sodium in the body—too little water, too much sodium. This condition may be serious. It requires care from your doctor.
The main cause of hypernatremia is having more water leave your body than enter it. This causes
. A person can become dehydrated in different ways, such as:
Drinking too little fluids
Sweating a lot
- unless you have cystic fibrosis, when excess sweating can cause hyponatremia.
Having certain medical conditions (eg,
or kidney disorder)
Blood test—to check the sodium levels, other salt levels, and sugar levels in your blood. Kidney function may also be checked with a blood test.
Urine test—to check for urine sodium levels and sugar levels
To regain a proper balance of fluids in your body, liquid can be given to you either by mouth or through an IV (needle in your vein). The fluid will contain a specific concentration of water, sugar, and sodium. Reintroducing fluids slowly into your body will lower the sodium to a normal level. Talk with your doctor about the best treatment plan for you.
To help reduce your chance of getting hypernatremia, take these steps:
Stay hydrated by drinking plenty of the correct fluids.
Work with your doctor to manage any health conditions effectively.
This content is reviewed regularly and is updated when new and relevant evidence is made available. This information is neither intended nor implied to be a substitute for professional medical advice. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with questions regarding a medical condition.
Adrogué HJ, Madias NE. Hypernatremia.
N Engl J Med
. 2000 May 18; 342(20):1493-1499.
Chassagne P, Druesne L, Capet C, Ménard JF, Bercoff E. Clinical presentation of hypernatremia in elderly patients: a case control study.
J Am Geriatr Soc
. 2006 Aug; 54(8):1225-1230.
Dehydration and hypovolemia. EBSCO DynaMed website. Available at:
. Updated May 5, 2011. Accessed August 18, 2011.
Hypernatremia. The Merck Manual for Healthcare Professionals website. Available at:
. Updated May 2009. Accessed August 18, 2011.
Sodium. The Merck Manual Home Health Handbook for Patients and Caregivers website. Available at:
. Updated August 2008. Accessed August 17, 2011.
Stuart W, Smellie A, Heald A. Hyponatraemia and hypernatraemia: pitfalls in testing.
. 2007 March 3; 334(7591): 473-476.