Hypernatraemia

• What level of sodium is hypernatraemia?

  >146mmol/L
• What level is hypernatraemia severe?

  >160mmol/L
• What is hypernatraemia most commonly caused by?

  Dehydration
• In mild/moderate hypernatraemia how is it managed?

  5% dextrose
• When should you recheck sodium after initiating treatment?

  2-4 hours