What immediate action should be taken if an infant is suspected to have tracheo-esophageal fistula?

The immediate action of avoiding feeding until further assessment is the preferred approach if an infant is suspected to have a tracheo-esophageal fistula. This condition leads to an abnormal connection between the trachea and esophagus, which can cause aspiration of food and fluids into the lungs, resulting in serious complications like pneumonia or respiratory distress.

By refraining from feeding, you eliminate the risk of introducing materials into the airway, allowing for a safe and thorough evaluation by medical professionals. Once a proper assessment is performed, they can determine the best course of treatment and ensure that the infant's airway and swallowing mechanism are functioning correctly before reintroducing any feedings. This precaution is essential to safeguard the infant's health and prevent potential life-threatening situations.

Other actions, such as feeding solids to assess the infant's swallowing ability or administering pain medication, may not address the critical need to prevent aspiration and could complicate the clinical picture. Similarly, performing respiratory therapy is not appropriate unless the infant is being monitored and managed under a healthcare provider's direction, given the potential risks associated with this condition.