Radiographic assessment of acetabular prosthesis anteversion: an experimental study.
Two trigonometric methods used to assess acetabular cup orientation radiographically derive the angle of anteversion differently and yielded statistically significantly different results when compared using a laboratory model of the pelvis. The need for standardisation is suggested.
O'Mahony
P B
PB
Department of Mechanical Engineering, University College, Dublin.
Doyle
J
J
Murray
P
P
Farmer
M H
MH
Hooper
A C
AC
D000077:Acetabulum / Q000033:anatomy & histology / Q000000981:diagnostic imaging*; D017760:Bone Malalignment / Q000000981:diagnostic imaging; D006801:Humans; D008953:Models, Anatomic; D010388:Pelvis / Q000502:physiology; D011474:Prosthesis Design; D011859:Radiography; D016059:Range of Motion, Articular