Medial buttressing of the quadrilateral surface in acetabular and periprosthetic acetabular fractures
Fig 2
Seventy-eight old man with periprosthetic acetabular fracture after fall.
The left hemiprosthesis has been inserted 9 years earlier. (a) Pelvic ap overview. (b) CT reconsruction at the level of the pelvic brim. The medial displacement of the quadrilateral plarte is clearly visible. (c) Pelvic overview 2 months after ORIF. The quadrilateral surface has been reduced and fixed with an Omega plate. (d) Ala view. (e) Obturator view. The patient shows good mobility with a rolling walking frame.