From the case:
Gilula carpal arcs
{"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/43363/annotated_viewer_json?lang=us"}
First image (left) - normal wrist, AP view - Gilula carpal arcs are marked.
Second image - disrupted Gilula arcs; case of a transradial transscaphoid perilunate fracture-dislocation.
Unable to process the form. Check for errors and try again.