Figure 1: Axial (A and B) and coronal (C and D) sections of the HRCT temporal bone showing moth eaten destruction of the right petrous apex (black arrow) with involvement of the bony carotid canal. Post contrast images (B and D) show mild homogenous enhancement. Mastoid cavity is filled with fluid. The ear ossicles were preserved (not shown). Note that the epicenter of the lesion is seen in the petrous apex