Thumb Disorders
A 62-year-old woman presents with progressive pain at the base of her right thumb over 2 years. She has difficulty with pinch grip and opening jars. Examination reveals tenderness over the first carpometacarpal (CMC) joint, positive grind test, and adduction contracture. Radiographs show joint space narrowing with osteophytes at the trapeziometacarpal joint. Regarding thumb carpometacarpal osteoarthritis:
Mark each as TRUE or FALSE
The first CMC (trapeziometacarpal) joint is a biconcave saddle joint that allows motion in multiple ...
The Eaton-Littler classification stages thumb CMC arthritis: Stage I (joint space widening less than...
The first CMC joint is a ball-and-socket joint; it is stabilized by the posterior ligament; osteoart...
Conservative treatment includes thumb spica splinting, activity modification, NSAIDs, and corticoste...
Clinical presentation includes pain at the base of thumb worsened by pinch and grip activities (open...
Answer the questions to see explanations
Click T (True) or F (False) for each option