Presentation
Fullness in the left ear.
Patient Data
Age: 45 years
Gender: Male
From the case:
External auditory canal cholesteatoma
{"current_user":null,"step_through_annotations":true,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_pin":false},"extraPropsURL":"/studies/20426/annotated_viewer_json?lang=us"}
A soft tissue density mass like lesion is seen in the medial portion of the left external acoustic meatus, having eroded the long process of the malleus and the adjacent bone.
Ring artifact is evident.
Case Discussion
The findings of CT suggest external auditory canal cholesteatoma.