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Case Studies for the Master Clinician: The Osteoarthritic Thumb

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1.  Three important points for a stable thumb include:
  1. Narrowed thumb space, abduction of thumb, and stretching
  2. Narrowed thumb space, centralization of the first CMC, and education
  3. Widen thumb space, stabilize and centralize the first CMC, and education
  4. None of the above
2.  Movements of the thumb include:
  1. Flexion
  2. Palmar abduction
  3. Opposition
  4. All of the above
3.  Dynamic stabilization techniques involve:
  1. Manual release of the adductor
  2. Joint mobilization to realign the CMC
  3. Muscle reeducation and strengthening
  4. All of the above
4.  One of the strongest muscles in the hand is...
  1. Flexor digiti minimi brevis
  2. Adductor pollicis
  3. Opponens pollicis
  4. Dorsal interossei
5.  Treatment to release the adductor includes:
  1. Joint mobilization by distraction
  2. Contract-relax release
  3. Trigger point release
  4. All of the above
6.  The CMC joint is most stable in the:
  1. Adducted position
  2. C position
  3. Laterally abducted position
  4. Extended position
7.  According to OBrein and Mc Galha, this percentage of therapists recommend an orthosis for OA in the CMC joint:
  1. 60-70%
  2. 50%
  3. 70-88%
  4. 40-50%
8.  Many studies focused on the use of an orthosis for this diagnosis to:
  1. Increase function
  2. Decrease inflammation
  3. Increase stability
  4. All of the above
9.  Swigart et al. (1999) found that it is important to:
  1. Respect pain
  2. Balance rest and activity
  3. Avoid positions of deformity
  4. None of the above
10.  Joint protection principles include:
  1. Sliding heavy objects
  2. Using palms to lift instead of fingers
  3. Using a backpack instead of a purse
  4. All of the above