Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.
From the case:
Jugulotympanic paraganglioma
{"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/66658/annotated_viewer_json?iframe=true\u0026lang=us"}
A single axial CT bone image through the temporal bones demonstrates a mass arising from the jugular bulb region and extending into the middle ear over the cochlear promontory. The bony margins are irregular and spiculated.
From the case:
Jugulotympanic paraganglioma
{"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/8779/annotated_viewer_json?iframe=true\u0026lang=us"}
Single axial and coronal images demonstrate a lobulated enhancing (confirmed on T1C- not shown) mass in the left temporal bone centered on the jugular foramen.
From the case:
Jugulotympanic paraganglioma
{"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/8780/annotated_viewer_json?iframe=true\u0026lang=us"}
Left external carotid artery injection demonstrates a high vascular blush.
Case Discussion
Features on CT, MRI and DSA are consistent are those of a jugulotympanic paraganglioma. Unfortunately, follow-up and/or histological confirmation are not available.