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Self-Assessment Examination


JPO Journal of Prosthetics and Orthotics: October 2005 - Volume 17 - Issue 4 - p 135-136
  • Free


  1. Read the article on pages 129–134.
  2. Complete the examination.
  3. Submit your completed examination to the AAOP per the directions on the next page.


The following questions require short answers only; you do not have to use complete sentences. All questions refer to the article: “Intraoperative Halo Application for Severe Cervical Flexion Deformity: A Case Report” by Nicole M. Parent-Weiss, CO, OTR, FAAOP, Gregory P. Graziano, MD, and David B. Weiss, MD.


Please allow 2–4 weeks for processing.

  1. Ankylosing Spondylitis (AS) is a type of inflammatory systemic arthritis that primarily affects joints in the:
    1. spine
    2. knee
    3. shoulder
  2. True or false? AS can be defined as an autoimmune disease that affects collagen structures, specifically the joints between the vertebrae of the spine.
  3. The term_________________is used to describe the advanced radiological picture of severe ankylosing spondylitis.
    1. “rubber spine”
    2. “bamboo spine”
    3. “nylon spine”
  4. True or false? “Chin-on-chest” deformity limits the ability of an individual to achieve a forward gaze and attain an upright posture, which leads to considerable difficulty with ambulation.
  5. For supple progressive deformity,___________can be used to gain correction.
    1. cervical traction
    2. spinal fusion
    3. both A and B
  6. True or false? Preoperative measures include placing the patient in a well-padded rigid plaster TLSO-style cast and applying a standard four-skull pin halo ring or crown following the cast application.
  7. The operative procedure is performed in a_____________ position.
    1. standing
    2. prone
    3. sitting
  8. True or false? Once the patient is briefly anesthetized, the neck is carefully extended, closing the osteotomy, at which time the superstructure of the halo must be applied very slowly.
  9. The halo cast is worn for____________months.
    1. two
    2. four
    3. six
  10. True or false? Postoperative clinical picture includes a markedly improved horizontal gaze and equally improved chin-brow to vertical measurement angle.

Complete the JPO Self-Assessment Examination on the previous page and score a minimum of 75 percent to earn two PCE credits. Send the completed examination and payment in U.S. currency ($20/AAOP members, $50 nonmembers) to: AAOP, Dept. 937, Alexandria, VA 22334-0937. The examination must be received by the AAOP within 3 years of the publication date for credit to be awarded.

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© 2005 American Academy of Orthotists & Prosthetists