Extradural Dermoid Cyst of Mastoid Bone: A Case Report
Figure 3
Axial T2-WI (a), coronal T2WI (b), axial T1-Gd (c), and coronal T1-Gd (d) showing a large expansile extraaxial right mastoid mass causing elevation of the right temporal lobe demonstrate heterogeneous signal intensity on T2 and minimal enhancement in post contrast.
