What symptom is characteristic of claudication?

• A. Chronic limb pain at rest
• B. Leg pain that occurs following exertion
• C. Numbness in the legs
• D. Swelling in the feet and ankles

Answer: (B)

Claudication is characterized by leg pain that occurs due to inadequate blood flow during physical activity, typically after exertion. This pain is often described as a cramping or heaviness in the muscles, commonly in the calves, thighs, or buttocks. The pain usually resolves with rest, highlighting a key aspect of claudication: it is activity-related. This symptom is a hallmark sign of peripheral artery disease (PAD), where narrowed arteries reduce blood flow to the limbs.

In contrast, chronic limb pain at rest indicates more advanced conditions, such as critical limb ischemia, rather than claudication. Numbness in the legs may suggest neuropathy or other neurological conditions, and swelling in the feet and ankles is more associated with venous insufficiency or heart failure, not claudication. Understanding these distinctions is crucial for accurate assessment and diagnosis.