<prompt> Retraction of tympanic membrane touching the promontory. It is called ?Mild retractionSevere retractionAtelectasisAdhesive otitis  <response>: Ans. is c i.e., Atelectasis Tympanic membrane retraction The retracted segment of eardrum is often known as a retraction pocket. The terms atelectasis or sometimes adhesive otitis media can be used to describe retraction of a large area of the pars tensa. 