Fig. 7

Case 4: A 22-year-old male: Type-III in cholesteatomatous CSOM. Non-visualized bony projection at any level and this is termed as “Absent.” a–c Revealed ossicular erosions of the incus and malleus (arrowheads). d Revealed marked mass effect with marked attic walls scalloping and marked aditus widening. Also, an element of “coalescent mastoiditis” is seen, so the Köerner’s septum cannot be evaluated