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The Story of Separate Yet Connected Cholesteatomas.

SIGNIFICANCE STATEMENT
Petrous cholesteatoma is rare but frequently leads to complications. A thorough radiological evaluation helps in identifying the pathology and the extent of disease. Sound anatomical knowledge is vital for the planning of surgical approach to get adequate access without damaging important structures. Presentations in congenital lesions are varied due to the uneven growth model of the temporal bone. To the best of our knowledge, the pattern of involvement in this case has never been reported earlier.