Petrous Temporal Bone CT Dictation

Indication: [x]

Technique: A CT of the petrous temporal bone was obtained utilizing multiple contiguous 1 mm axial and coronal images without the use of intravenous contrast. Sagittal and coronal reformats were also obtained.

Comparison: [x]

Findings: The external auditory canals, tympanic membranes, and osseous labyrinths are normal bilaterally. There is no evidence of erosion of the ossicles, scutum, or tegmen tympani. The mastoid air cells are well-pneumatized and well aerated. No suspicious osseous lesion or fracture is identified.

Impression: Normal petrous temporal bone CT.