480476.fig.003a
(a)
480476.fig.003b
(b)
Figure 3: MR images of Case 2. (a) T2-weighted axial image shows a hypointensity lesion in the left mastoid; (b) PDW coronal image demonstrates two nonhomogenous and slightly high-signal-intensity mass in the left mastoid (black arrow) and ipsilateral neck (white arrow), respectively.