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Author Question: A poorly positioned AP knee projection demonstrating a larger lateral femoral condyle than me-dial ... (Read 69 times)

neverstopbelieb

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on: Jul 17, 2018
A poorly positioned AP knee projection demonstrating a larger lateral femoral condyle than me-dial condyle
 
  a. was obtained with the patient's leg externally rotated.
  b. may also demonstrate the fibular head without tibial superimposition.
  c. will also demonstrate a closed knee joint.
  d. will also demonstrate the fibular head 1 inch (2.5 cm) distal to the tibial plateau.

Question 2

A poorly positioned 45-degree AP oblique ankle projection demonstrates the calcaneus obscuring the distal aspect of the lateral mortise and the distal fibula. How should the positioning setup be adjusted to obtain an optimal projection?
 
  a. Increase the degree of internal leg rotation.
  b. Decrease the degree of internal leg rotation.
  c. Dorsiflex the foot to a 90-degree angle with the lower leg.
  d. Center the central ray more distally on the ankle.


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jaymee143

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Reply #1 on: Jul 17, 2018
Answer to Question 1

B

Answer to Question 2

C


neverstopbelieb

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Reply 2 on: Jul 17, 2018
Wow, this really help

rachel

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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