{"study":{"id":6408,"case_slug":"pelvic-x-ray-different-ages","modality":"X-ray","series":[{"id":3664,"content_type":"image/jpeg","frames":[{"id":3664,"width":1200,"height":1200,"current":true}],"annotations":[],"encodings":{"original_dicom":null,"video":null,"thumbnailed_files":[{"tiny":"8b5a89bf83e080bb8e428d96fc7813_tiny.jpeg","jumbo":"8b5a89bf83e080bb8e428d96fc7813_jumbo.jpeg","small":"8b5a89bf83e080bb8e428d96fc7813_small.jpeg","thumb":"8b5a89bf83e080bb8e428d96fc7813_thumb.jpeg","medium":"8b5a89bf83e080bb8e428d96fc7813_medium.jpeg","gallery":"8b5a89bf83e080bb8e428d96fc7813_gallery.jpeg","big_gallery":"8b5a89bf83e080bb8e428d96fc7813_big_gallery.jpeg","original":"8b5a89bf83e080bb8e428d96fc7813.jpg"}]},"perspective":"Frontal","specifics":null}],"caption":{"us":"Nine month old","gb":"Nine month old"},"findings":{"us":"\u003cp\u003eNormal reference images of the pelvis in a nine month old infant. Note that the image is normal but rotated, accounting for the asymmetry. \u003c/p\u003e","gb":"\u003cp\u003eNormal reference images of the pelvis in a nine month old infant. Note that the image is normal but rotated, accounting for the asymmetry. \u003c/p\u003e"},"contributor_login":"frank","case_id":2715,"case_key_image_id":null,"case_featured_at":null},"current_user":null,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_pin":false}}
Normal reference images of the pelvis in a nine month old infant. Note that the image is normal but rotated, accounting for the asymmetry.
{"study":{"id":50817,"case_slug":"pelvic-x-ray-different-ages","modality":"X-ray","series":[{"id":3658,"content_type":"image/jpeg","frames":[{"id":3658,"width":1326,"height":1326,"current":true}],"annotations":[],"encodings":{"original_dicom":null,"video":null,"thumbnailed_files":[{"tiny":"6c4a0d8acd3751598d2dd036d5eb08_tiny.jpeg","jumbo":"6c4a0d8acd3751598d2dd036d5eb08_jumbo.jpeg","small":"6c4a0d8acd3751598d2dd036d5eb08_small.jpeg","thumb":"6c4a0d8acd3751598d2dd036d5eb08_thumb.jpeg","medium":"6c4a0d8acd3751598d2dd036d5eb08_medium.jpeg","gallery":"6c4a0d8acd3751598d2dd036d5eb08_gallery.jpeg","big_gallery":"6c4a0d8acd3751598d2dd036d5eb08_big_gallery.jpeg","original":"6c4a0d8acd3751598d2dd036d5eb08.jpg"}]},"perspective":"Frontal","specifics":null}],"caption":{"us":"Eleven months old","gb":"Eleven months old"},"findings":{"us":"\u003cp\u003eNormal reference images of the pelvis in an eleven month old infant. \u003c/p\u003e","gb":"\u003cp\u003eNormal reference images of the pelvis in an eleven month old infant. \u003c/p\u003e"},"contributor_login":"frank","case_id":2715,"case_key_image_id":null,"case_featured_at":null},"current_user":null,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_pin":false}}
Normal reference images of the pelvis in an eleven month old infant.
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Normal reference images of the pelvis in an older child.
Case Discussion
The bony pelvis is formed by the sacrum and coccyx and a pair of hip bones ("ossa coxae"), which are part of the appendicular skeleton. Its primary function is the transmission of forces from the axial skeleton to the lower limbs as well as supporting the pelvic viscera.