6. Star - Complications And The Star Ankle Webinar

16 Questions

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Star Quizzes & Trivia

Questions and Answers
  • 1. 
    What caused the polyethylene to ride anteriorly?
    • A. 

      Anteriorly subluxed talus

    • B. 

      Anteriorly placed talar component

    • C. 

      Posteriorly subluxed talus

    • D. 

      Posteriorly placed talar component

  • 2. 
    What caused the polyethylene to dislocate posteriorly?
    • A. 

      Talus positioned to anteriorly

    • B. 

      Talus positioned to posteriorly

    • C. 

      Soft tissue balancing

    • D. 

      Talus tilted anteriorly

    • E. 

      Talus tilted posteriorly

  • 3. 
    Where should the datum be positioned for an anterior subluxed talus? (utilizing the posterior superior corner for reference)
    • A. 

      Center of talar body (lateral process)

    • B. 

      Posterior of the lateral process

    • C. 

      Anterior of the lateral process

    • D. 

      None of the above

  • 4. 
    Where should the polyethylene be positioned relative to the trial tibial base plate and talar component? (considering that it is not hung up in one of the tibial base plate grooves
    • A. 

      Lateral to the barrel holes

    • B. 

      Center of the barrel holes

    • C. 

      Medial to the barrel holes

    • D. 

      Wherever it wants relative to the positioning of the talus

  • 5. 
    What is an acceptable amount of posterior lift-off of the tibial base plate before removing it and fixing the barrel holes?
    • A. 

      2mm

    • B. 

      3mm

    • C. 

      1mm

    • D. 

      1.5mm

    • E. 

      None

  • 6. 
    What complication(s) can lead to a lateral malleolar fracture?
    • A. 

      Transverse saw cut

    • B. 

      Oversized talus

    • C. 

      Leverage against lateral malleolus during removal of distal tibia

    • D. 

      A & B

    • E. 

      A & C

    • F. 

      A, B & C

  • 7. 
    What precautions can be taken for a patient with osteopenic bone?
    • A. 

      K-wires

    • B. 

      Screws

    • C. 

      Plating

    • D. 

      A & C

    • E. 

      B & C

    • F. 

      A, B & C

  • 8. 
    Where should the flange of the tibial cut guide be positioned?
    • A. 

      Medial to the medial gutter

    • B. 

      At the medial gutter

    • C. 

      Lateral to the medial gutter

    • D. 

      Depends on whether the surgeon is trying to remove medial malleolar arthritis

  • 9. 
    What is the most common deformity in DJD arthritis of the ankle?
    • A. 

      Anterior subluxation of the talus

    • B. 

      Posterior subluxation of the talus

    • C. 

      50/50 Posterior & Anterior subluxation of the talus

  • 10. 
    When would Dr. Nunley plate the fibula if a transverse cut is made during the tibial resection?
    • A. 

      Always

    • B. 

      When it is well aligned

    • C. 

      Varus or Valgus malalignment of the talus

    • D. 

      Never

  • 11. 
    What step can be taken to eliminate breaking the posterior tibia or posterior malleolus?
    • A. 

      Drop tibial base plate trial deeper than the anterior cortex of the tibia

    • B. 

      Aim superiorly with the 6.5mm drill bit

    • C. 

      Correct Alignment during final tibial base plate impaction

    • D. 

      All of the above

  • 12. 
    How long before the surgeon will see a patient back in his office for the first cast change?
    • A. 

      2 weeks

    • B. 

      1 month

    • C. 

      3 weeks

    • D. 

      3 months

  • 13. 
    If the wound is perfect after first post-op office visit what is the next step?
    • A. 

      Cam Boot, ROM exercises, & Weight Bearing as tolerated

    • B. 

      Recast for another 3 weeks

    • C. 

      ROM exercises & full weight bearing

    • D. 

      None of the above

  • 14. 
    When should a gastroc or a TAL be done?
    • A. 

      Beginning of case

    • B. 

      Middle of case

    • C. 

      End of case

    • D. 

      Never

  • 15. 
    Should TAA’s be done in patients with OCD’s in the talus?
    • A. 

      Yes

    • B. 

      No

  • 16. 
    Should a thicker polyethylene be used for a heavier patient?
    • A. 

      Yes

    • B. 

      No