Answer of September 2001

Clinical History:

M/72. c/o Right facial numbness

Figure 1 Axial T-1 weighed brain
Figure 2 Axial T-2 weighed brain
Figure 3 Sagittal T-1 weighed brain
Figure 4 Sagittal post-contrast brain
Figure 5 Coronal post-contrast brain
Figure 6 Axial post-contrast brain

                                Figure 1                                                                    Figure 2

                                Figure 3                                                                    Figure 4

                                Figure 5                                                                    Figure 6

Diagnosis:

Expansile mass occupying clivus with extension into both cavernous sinuses. Differential diagnosis of such lesion included metastasis, myeloma and chordoma. THis patient has known CA Lung thus compatible with metastasis.

Discussion:

Figure 1 Axial T-1 weighed brain

Figure 2 Axial T-2 weighed brain

Figure 3 Sagittal T-1 weighed brain

Figure 4 Sagittal post-contrast brain

Figure 5 Coronal post-contrast brain

Figure 6 Axial post-contrast brain