What is the first line of treatment for a newborn with hypovolemia?

The first line of treatment for a newborn with hypovolemia is administering intravenous fluids or volume expanders. In cases of hypovolemia, which indicates a reduced volume of blood plasma, prompt volume resuscitation is critical to restore adequate circulatory volume and improve organ perfusion. Intravenous fluids help to quickly replace lost blood volume, stabilize hemodynamics, and enhance tissue oxygen delivery.

The use of fluids is essential because hypovolemia can lead to compromised blood flow to vital organs, and addressing this promptly can prevent further complications. Volume expanders may also be used in specific situations to increase blood volume and blood pressure.

Other treatments, such as oxygen therapy, while important in managing respiratory issues, do not directly address the underlying circulatory problem presented by hypovolemia. Chest compressions are reserved for cases of cardiac arrest, whereas medications for blood pressure support are typically considered after ensuring adequate volume has been restored and are not the immediate first line of action.