Which tool can be used to assess a casualty for signs of a head injury?

The tool that is most relevant for assessing a casualty for signs of a head injury is the ABCs checklist. This assessment framework focuses on the primary needs of a patient: maintaining the airway, ensuring breathing, and circulation. In the context of a head injury, the ABCs allows the medic or corpsman to quickly evaluate the patient’s airway for signs of obstruction, observe their breathing patterns, and monitor for circulation issues like altered mental status which may indicate a head injury.

While the IED checklist, PQRST method, or SWOT analysis have their applications in specific military or medical contexts, they do not specifically focus on the primary assessment of traumatic injuries like the ABCs checklist. The ABCs is designed for immediacy and effectiveness in emergency care, making it the most appropriate tool for assessing head injury indicators such as loss of consciousness, confusion, or abnormal respiratory patterns that accompany head trauma.