Once your surveys are completed and the casualty has been treated, initiate a U.S. Field Medical Card and monitor the casualty.
![3-12. MONITOR THE CASUALTY 1 US Field Medical Card DD Form 1380](https://brooksidepress.org/TCCC/wp-content/uploads/2016/01/US-Field-Medical-Card-DD-Form-1380-e1452295920753-300x287.jpg)
Check the casualty’s breathing and his vital signs. Administer oxygen if available. Observe for signs of tension pneumothorax. Evacuate the casualty as soon as possible.