eardrum

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Related to pars tensa: cholesteatoma, pars flaccida

eardrum

[′ir‚drəm]
(anatomy)
References in periodicals archive ?
With respect to perforation size, 3 patients in the BSG group had a perforation of less than 25% of the area of the pars tensa, and 2 had a perforation of 25 to 50%; the corresponding figures in the SSG group were 5 and 2.
Tensa cholesteatoma is the pathology that arises from the retraction and total adhesion of the pars tensa of tympanic membrane involving the tympanic orifice of the auditory tube [36, 37].
moderate to severe retraction; medial displacement of the pars tensa contacting the promontory or the pars flaccida touching the neck of the malleus associated or not associated with ossicular erosion.
There is no definite predictive factor for radical mastoidectomy, but limited cholesteatoma in attic with normal-appearing pars tensa and normal functioning eustachian tube bear good prognosis.
All 56 ears (100%) had evidence of cholesteatoma with whitish flakes; 24 ears had pars flaccida cholesteatoma, 26 ears had pars tensa marginal cholesteatoma and 6 ears had pars tensa central cholesteatoma.
Examination revealed an effusion in the left middle ear with a Sade grade 2 pars tensa retraction and a Tos stage 4 self-cleansing attic retraction pocket; an erosion of the long process of the incus was also observed (figure).
An otoscopic examination revealed a pars flaccida cholesteatoma and a blue pulsatile mass behind the pars tensa of the tympanic membrane (figure 1).

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