Which of the Following Is a True Statement About Carpometacarpal

question 12

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 palmar abduction.
• D)A priority in a postoperative exercise program is to gain active radial adduction combined with palmar adduction of the thumb (sliding the thumb across the palm) as early as possible.

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Definitions:

Jointly Controlled Assets

Assets that are owned and controlled by two or more parties in a joint venture and are used to obtain benefits from engaging in an activity.

Unincorporated Contractual Association

A group of individuals engaged in a business enterprise without forming a legal corporation.

Equity Method

An accounting technique used by a company to record its investment in another company when it has significant influence but not full control or majority ownership, typically involving the recognition of income proportional to its share of the investee's profits.

One-Line Method

A consolidation method where an investor reports its share of a subsidiary’s or associate’s single line item, such as net income, in its own financial statements.