North Carolina EMT State Practice Exam

What is a critical factor to consider when treating a suspected abdominal aortic aneurysm?

1. Lower extremity temperature

2. Initial blood pressure

3. Unequal pulses in the lower extremities

4. Patient's age

The correct answer is: Unequal pulses in the lower extremities

When treating a suspected abdominal aortic aneurysm (AAA), one of the critical factors to consider is the presence of unequal pulses in the lower extremities. This symptom can indicate compromised blood flow due to the aneurysm. If the aneurysm is large or ruptured, it can impede blood flow to the lower limbs. Evaluating the pulse in both legs can provide valuable information about the severity of the condition and the potential impact on circulation. Noticing a discrepancy in pulse quality or strength helps to assess the urgency of the situation and guide appropriate interventions. The other factors, while relevant in a broader clinical context, do not provide as immediate or critical an insight into the state of an AAA. Monitoring blood pressure is important but may not reflect the localized effects of an AAA. Similarly, while a patient's age can influence risk factors for developing an AAA, it does not directly help assess the current state of the aneurysm. Lower extremity temperature may indicate other vascular issues but is less specific to an AAA compared to the examination of pulse equality.