Pediatric Cholesteatoma

  • Etiology: nondependent soft tissue in middle ear + mastoid antrum
  • Imaging: erosion of ossicles / scutum / choclear promontory / facial nerve canal, opacification of mastoid antrum, erosion of mastoid air cells + squamosal temporal bone
  • MRI: identical to epidermoid (T1 hypointense, T2 hyperintense, restricted diffusion

Radiology Cases of Cholesteatoma

CT of cholesteatoma
Axial CT without contrast of the temporal bones shows an abnormal soft tissue density in the right middle ear.