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Acta Orthopaedica Volume 80, 2009 - Issue 6
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Research Article

Osteonecrosis following resurfacing arthroplasty

A clinical positron emission tomography study of 14 cases

Gösta Ullmark Department of Orthopedics, Gävle Hospital and Center for Research and Development, Uppsala University/County Council of Gävleborg, Gävle, SwedenCorrespondence[email protected]
,
Kent Sundgren Department of Orthopedics, Gävle Hospital and Center for Research and Development, Uppsala University/County Council of Gävleborg, Gävle, Sweden
,
Jan Milbrink Department of Orthopedics, Sweden
,
Olle Nilsson Department of Orthopedics, Sweden
&
Jens Sörensen Department of Nuclear Medicine, Uppsala University Hospital, Uppsala, Sweden
Pages 670-674 | Accepted 23 Apr 2009, Published online: 09 Dec 2009

Figures & data

Figure 1. Osteonecrotic hip without necrotic signs on plain radiographs, 1 year after surgery.

Figure 1. Osteonecrotic hip without necrotic signs on plain radiographs, 1 year after surgery.

Figure 2. Scans with normal viable bone 4 months after surgery. Top panel: CT; middle panel: PET; bottom panel: combined PET-CT.

Figure 2. Scans with normal viable bone 4 months after surgery. Top panel: CT; middle panel: PET; bottom panel: combined PET-CT.

Figure 3. PET scans of osteonecrosis (red arrows). Top panel: 1 week; middle panel: 4 months; bottom panel: 1 year after surgery.

Figure 3. PET scans of osteonecrosis (red arrows). Top panel: 1 week; middle panel: 4 months; bottom panel: 1 year after surgery.

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