An AP elbow projection obtained with the elbow internally rotated demonstrates
1)the radial tuberosity in profile.
2)an open capitulum-radial joint space.
3)more than 0.25 inch (0.6 cm) of radial head and ulnar superimposition.
4)less than 0.25 inch (0.6 cm) of radial head and ulnar superimposition.
A) 1 and 3 only
B) 2 and 3 only
C) 2 and 4 only
D) 1, 2, and 3 only

Question

Quizplus · Accepted Answer

An AP elbow projection with internal rotation typically results in more than 0.25 inch of radial head and ulnar superimposition and an open capitulum-radial joint space.

An AP Elbow Projection Obtained with the Elbow Internally Rotated