a) Pre-operative clinical photograph showing a large swelling over the right iliac region. b) Plain radiographs of right ilium showing involvement of the iliac wing. Multiple septations could be appreciated even on plain radiographs. c) MRI scan of right iliac region showing multiple fluid levels. d) 3D-CT reconstruction of the lesion showing a huge honeycomb appearance of lesion occupying almost whole of the right iliac wing with extension to superior acetabulum.