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Head and Neck
Differential Diagnosis
Temporal Bone
Generic Imaging Patterns
Expansile-Destructive Petrous Apex Lesion
Expansile-Destructive Petrous Apex Lesion
Bronwyn E. Hamilton, MD
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DIFFERENTIAL DIAGNOSIS

    ESSENTIAL INFORMATION

    • Key Differential Diagnosis Issues

      • Helpful Clues for Common Diagnoses

        • Helpful Clues for Less Common Diagnoses

          • Helpful Clues for Rare Diagnoses

            • Alternative Differential Approaches

              Selected References

              1. Radhakrishnan R et al: Petrous apex lesions in the pediatric population. Pediatr Radiol. 44(3):325-39; quiz 323-4, 2014
              2. Razek AA et al: Lesions of the petrous apex: classification and findings at CT and MR imaging. Radiographics. 32(1):151-73, 2012
              3. Connor SE et al: Imaging of the petrous apex: a pictorial review. Br J Radiol. 81(965):427-35, 2008
              4. Isaacson B et al: Lesions of the petrous apex: diagnosis and management. Otolaryngol Clin North Am. 40(3):479-519, viii, 2007
              5. Bonneville F et al: Unusual lesions of the cerebellopontine angle: a segmental approach. Radiographics. 21(2):419-38, 2001
              6. Moore KR et al: Petrous apex cephaloceles. AJNR Am J Neuroradiol. 22(10):1867-71, 2001
              7. Moore KR et al: 'Leave me alone' lesions of the petrous apex. AJNR Am J Neuroradiol. 19(4):733-8, 1998
              8. Lau DP et al: Chondrosarcoma of the petrous apex. Dilemmas in diagnosis and treatment. J Laryngol Otol. 111(4):368-71, 1997
              9. Murakami T et al: Gradenigo's syndrome: CT and MRI findings. Pediatr Radiol. 26(9):684-5, 1996
              10. Amedee RG et al: Petrous apex lesions. Skull Base Surg. 4(1):10-4, 1994
              11. Jackler RK et al: Radiographic differential diagnosis of petrous apex lesions. Am J Otol. 13(6):561-74, 1992
              12. Lo WW et al: Cholesterol granuloma of the petrous apex: CT diagnosis. Radiology. 153(3):705-11, 1984
              Related Anatomy
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              References
              Tables

              Tables

              DIFFERENTIAL DIAGNOSIS

                ESSENTIAL INFORMATION

                • Key Differential Diagnosis Issues

                  • Helpful Clues for Common Diagnoses

                    • Helpful Clues for Less Common Diagnoses

                      • Helpful Clues for Rare Diagnoses

                        • Alternative Differential Approaches

                          Selected References

                          1. Radhakrishnan R et al: Petrous apex lesions in the pediatric population. Pediatr Radiol. 44(3):325-39; quiz 323-4, 2014
                          2. Razek AA et al: Lesions of the petrous apex: classification and findings at CT and MR imaging. Radiographics. 32(1):151-73, 2012
                          3. Connor SE et al: Imaging of the petrous apex: a pictorial review. Br J Radiol. 81(965):427-35, 2008
                          4. Isaacson B et al: Lesions of the petrous apex: diagnosis and management. Otolaryngol Clin North Am. 40(3):479-519, viii, 2007
                          5. Bonneville F et al: Unusual lesions of the cerebellopontine angle: a segmental approach. Radiographics. 21(2):419-38, 2001
                          6. Moore KR et al: Petrous apex cephaloceles. AJNR Am J Neuroradiol. 22(10):1867-71, 2001
                          7. Moore KR et al: 'Leave me alone' lesions of the petrous apex. AJNR Am J Neuroradiol. 19(4):733-8, 1998
                          8. Lau DP et al: Chondrosarcoma of the petrous apex. Dilemmas in diagnosis and treatment. J Laryngol Otol. 111(4):368-71, 1997
                          9. Murakami T et al: Gradenigo's syndrome: CT and MRI findings. Pediatr Radiol. 26(9):684-5, 1996
                          10. Amedee RG et al: Petrous apex lesions. Skull Base Surg. 4(1):10-4, 1994
                          11. Jackler RK et al: Radiographic differential diagnosis of petrous apex lesions. Am J Otol. 13(6):561-74, 1992
                          12. Lo WW et al: Cholesterol granuloma of the petrous apex: CT diagnosis. Radiology. 153(3):705-11, 1984