Chronic otitis media with retraction pocket, suspected cholesteatoma
Recommended: CT Temporal Bones without contrast (and MRI with DWI if extent unclear) is the preferred imaging study for chronic otitis media with retraction pocket, suspected cholesteatoma. CT shows bony erosion.
Recommended study
CT Temporal Bones without contrast (and MRI with DWI if extent unclear)
CT shows bony erosion. Non-EPI DWI on MRI characterizes residual / recurrent disease post-op.