Which of the Following Is a True Statement About Carpometacarpal

question 15

Multiple Choice

Which of the following is a true statement about carpometacarpal (CMC) arthroplasty of the thumb and postoperative management?

• A) For a patient with erosion of the articular surfaces and subluxation of the CMC joint,joint replacement arthroplasty with prosthetic implants is a far more common procedure than trapezial resection/tendon interposition arthroplasty with ligament reconstruction.
• B) A longer period of immobilization of the thumb is required after total joint arthroplasty with prosthetic implants than after trapezial resection/tendon interposition arthroplasty with ligament reconstruction.
• C) After CMC arthroplasty,the thumb is immobilized in abduction.
• D) A priority in a postoperative exercise program is to gain active flexion combined with adduction of the thumb (sliding the thumb across the palm)as early as possible.

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