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Tympanosclerosis is a descripitve terms which refers to deposition of hyalinised collagen +/- calcium in the tympanic cavity. If it occurs in solely tympanic membrane, it is termed myringosclerosis 1.
On CT petrous temporal bone, bone window images may demonstrate focal calcifications in the tympanic cavity. It may be present in any location, visible as focal calcified densities in the middle ear cavity often along tendons and also in direct apposition to the ossicular chains 1.