Which position is known to provoke symptoms of cubital tunnel syndrome?

The position known to provoke symptoms of cubital tunnel syndrome is sustained elbow flexion. Cubital tunnel syndrome occurs due to compression of the ulnar nerve at the elbow, and this compression is often aggravated when the elbow is held in a flexed position for an extended period.

In sustained elbow flexion, the ulnar nerve becomes more susceptible to irritation and potential compression because the flexed position can narrow the cubital tunnel, where the nerve passes. Prolonged flexion might lead to increased pressure on the nerve, resulting in symptoms such as tingling, numbness, and pain in the ring and little fingers, as well as weakness in the hand.

The other options, while they may contribute to discomfort or exacerbate other conditions, do not specifically provoke cubital tunnel syndrome in the same way that sustained elbow flexion does. Understanding the mechanics of how elbow flexion affects the ulnar nerve is crucial for occupational therapy practice in addressing and preventing this syndrome.