A angle


A ANGLE: The A angle is the relationship between the long axis of the patella and the tibial tuberosity; the Q angle describes the relationship between the long axis of the femur, measured from the anterior superior ilac spine.

A angle

The orientation of the patella relative to the tibial tubercle. The angle is formed by the intersection of a line bisecting the long axis of the patella and a passed through the tibial tubercle to the apex of the inferior pole of the patella. See: illustrationSee also: angle