An AP knee projection obtained with the knee internally rotated demonstrates
1)a larger appearing medial femoral condyle than lateral condyle.
2)a larger appearing lateral femoral condyle than medial condyle.
3)the fibular head with increased tibial superimposition.
4)the fibular head with decreased tibial superimposition.
A) 1 and 3 only
B) 1 and 4 only
C) 2 and 3 only
D) 2 and 4 only

Question

Quizplus · Accepted Answer

When the knee is internally rotated, the lateral femoral condyle appears larger due to the angle of projection, and the fibular head has decreased tibial superimposition because the rotation moves the fibula laterally away from the tibia.

An AP Knee Projection Obtained with the Knee Internally Rotated