Author Question: Which of the following is true with respect to axial calcaneal projections? 1. The image ... (Read 20 times)

big1devin · **on:** Jul 17, 2018

Which of the following is true with respect to axial calcaneal projections?

1. The image demonstrates an open talocalcaneal joint space.
2. The foot is flexed 90 degrees to the lower leg and rotated slightly laterally.
3. A 40-degree central ray is directed proximally.
4. The central ray is centered to the distal fifth metatarsal.
a. 1 and 3 only
b. 1 and 2 only
c. 3 and 4 only
d. 1, 3, and 4

Question 2

A lateral foot projection obtained in a patient whose leg was externally rotated (heel off IR) demonstrates

1. more than 0.5 inch (1 cm) of the cuboid posterior to the navicular.
2. the fibula situated too posterior to the tibia.
3. the lateral talar dome anterior to the medial talar dome.
4. an obscured tibiotalar joint space.
a. 1 and 2 only
b. 2 only
c. 3 only
d. 2 and 4 only