Unknown Dequervain’s tenosynovitis is a stenosing tenosynovitis of the A Tendo Achilles B Iliolumbar ligament C First extensor compartment of the wrist D Median nerve 💡 Explanation Dequervain's tenosynovitis is a stenosing tenosynovitis of the ✓ Correct Answer: C. First extensor compartment of the wrist