Which symptom is NOT typically associated with carpal tunnel syndrome?

Carpal tunnel syndrome is primarily characterized by symptoms that arise from compression of the median nerve as it travels through the carpal tunnel in the wrist. Common symptoms include tingling or "pins and needles" sensations experienced in the thumb and the first two and a half fingers, as well as pain that is often more pronounced at night due to wrist positioning during sleep.

Hypotrophy of the thumb muscle can occur over time due to disuse or muscle atrophy resulting from the nerve's impairment. Pain, particularly at night, is a common report among those experiencing carpal tunnel syndrome, often waking individuals from sleep.

In contrast, swelling of the wrist is not typically associated with this condition. While inflammation in the surrounding structures can lead to symptoms, actual swelling is not a hallmark symptom. Those experiencing carpal tunnel syndrome usually report neurological symptoms rather than notable physical swelling in the wrist area, making it the least characteristic symptom of the condition.