Preschooler with short stature Pediatric Imaging Musculoskeletal April 1, 2022March 30, 2022 AP radiograph of the pelvis shows squaring of the iliac bones, flattening of the acetabulae, and small sacroiliac notches bilaterally, leading to a champagne glass appearance to the pelvic inlet. The diagnosis was achondroplasia. Related Published April 1, 2022March 30, 2022