PAEA Surgery End Of Rotation (EOR) Practice Exam

Which of the following is typically a symptom of upper extremity claudication?

1. Lower back pain

2. Discrepancy in blood pressure between arms

3. Headaches

4. Chest tightness

The correct answer is: Discrepancy in blood pressure between arms

Upper extremity claudication is characterized by symptoms that arise from impaired blood flow to the arms, often due to vascular occlusion or stenosis. One of the hallmark indicators of this condition is a discrepancy in blood pressure between the arms. This difference can suggest that there is a blockage in the subclavian artery or other areas of the vascular supply to that arm, leading to insufficient perfusion during exertion, such as with activities requiring arm use. In patients with upper extremity claudication, when performing tasks that engage the arms, they may experience pain or weakness in the affected arm. However, an essential diagnostic sign is indeed the difference in blood pressure readings, which helps to identify possible vascular issues. Monitoring these variances can provide crucial insight into the presence of arterial disease affecting the upper extremities. The other symptoms listed, such as lower back pain, headaches, and chest tightness, are not typically associated with upper extremity claudication. Lower back pain is more common in lumbar spine issues, headaches could be related to cranial circulation issues or tension, and chest tightness usually suggests cardiac or pulmonary concerns rather than vascular insufficiency specific to the arms.