The current literature on acute salt toxicity indicates that the condition is rare; however, it is associated with high morbidity and mortality. This article contributes the finding that early recognition and treatment of acute salt toxicity can be lifesaving. Key implications for emergency nursing practice found in this article are being aware that salt poisoning by caregivers is 1 of the more common forms of child abuse; therefore, it is important to consider the possibility of salt toxicity when a child is admitted with unexplained hypernatremia. In addition, close monitoring of intravenous fluid replacement and plasma sodium concentrations is vital during the treatment of acute salt toxicity.