Pars Tensa Retractions


In the same way that the pars flaccida is vulnerable to retraction, the pars tensa may also become retracted.  This usually occurs at the posterosuperior section of the pars tensa, where it may involve the long process of the incus, stapes and other middle ear structures.



Tympanic membrane that is slightly tympanosclerotic anteriorly with retraction of posterior part of the pars tensa onto the chorda tympani and the long process of the incus.