From the case:
Swallowed foreign body
{"current_user":null,"step_through_annotations":true,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_examine_pipeline_reports":false,"can_pin":false},"extraPropsURL":"/studies/7507/annotated_viewer_json?lang=us"}
An ingested radio-opaque foreign body is projected inferior to the medial aspect of the left hemidiaphragm. The child's parents brought in a similar object for radiographic comparison.
Case Discussion
Child who swallowed a foreign body had parents clever enough to bring in a similar object for radiographic comparison.