External auditory canal cholesteatoma Findings:There is a small relatively well-demarcated soft tissue density lesion overlaying the lateral portion of the floor and the posterior...
Cholesteatoma Findings Noncontrast CT was performed of the temporal bones. Right Temporal Bone: The external auditory canal is normally developed and...
Normal CT petrous temporal bones The external auditory canal is normal. The middle ear is normally aerated. The tympanic membrane appears normal. No soft tissue...