Occupational injury and illness of the thumb. Causes and solutions

摘要: 1. The special functions of the thumb (opposition, retroposition, palmar abduction, and radial abduction) account for up 50% overall hand use. 2. Knowledge specific questions to ask on history taking proper initial evaluation can help with timely appropriate referrals suspected fracture, dislocations, and/or torn ligaments. 3. Repetitive forceful movements aggravate or cause following cumulative trauma disorders: stenosing tenosynovitis ("trigger thumb"), de Quervain's tenosynovitis, carpometacarpal joint arthritis. 4. occupational health nurse suggest many ergonomic solutions decrease motions pressures encountered at work.