Tenosynovitis often happens around hand and wrist , and de quervain ' s disease is due to inflammation of the synovial sheath surrounding extensor pollicis brevis and abductor pollicis longus at the radial stuloid process level 摘要手、腕部是全身最容易发生腱鞘炎之处,其中又以狄魁文氏狭窄性腱鞘炎最常见。