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Skull Base, Petrous Apex, Tumors: Multimedia
Updated: Jul 2, 2009
Multimedia
![]() | Media file 1: Petrous apicitis. An axial CT scan of the temporal bone shows an air-fluid level within the right petrous apex and fluid within the middle ear space and mastoid. |
![]() | Media file 2: Petrous apicitis. A coronal CT scan of the temporal bones shows an air-fluid level in the right petrous apex. |
![]() | Media file 3: Cholesterol cyst. A coronal T1-weighted image of the temporal bone shows high-intensity signal in the left petrous apex. |
![]() | Media file 4: Cholesterol cyst. An axial T2-weighted image shows a lesion in the left petrous apex. |
![]() | Media file 5: Trigeminal schwannoma. An axial T1-weighted MRI shows an enhanced lesion of the left petrous apex. |
![]() | Media file 6: Chondrosarcoma. An axial T1-weighted MRI image with gadolinium shows an enhanced mass in the petrous apex. |
![]() | Media file 7: Nasopharyngeal carcinoma. An axial CT scan of the temporal bones shows a mass in the nasopharynx. |
![]() | Media file 8: Nasopharyngeal carcinoma. An axial CT scan of the temporal bones shows an erosive and invasive mass of the left petrous apex. |
![]() | Media file 9: Basal cell carcinoma. An axial T1-weighted MRI shows an isointense lesion of the left temporal bone that invaded the petrous apex. |
![]() | Media file 10: Sigmoid sinus obstruction. An MRI venogram shows no flow in the left sigmoid sinus. |
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References
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Further Reading
Keywords
petrous apicitis, Gradenigo syndrome, Gradenigo's syndrome, giant cholesterol cyst of petrous apex, cholesterol granuloma of petrous apex, petrous apex schwannoma, clivus chordoma, clivus chondrosarcoma, petrous apex cholesteatoma




















Multimedia: Skull Base, Petrous Apex, Tumors