Imaging chests in children. Is this a routine test to order. i think not. Here is a discussion about imaging studies in children. Personally I don’t usually order a CXR unless I am looking for a coin or to exclude a battery.
https://gppaedstips.blogspot.com/2019/06/chest-x-rays-in-children-wimbledon-rules.html

Chest X-rays in children – The Wimbledon Rules

A combination of commentary and clinical content for primary care clinicians, giving useful medical morsels about child health care.