Case Control Study
Copyright ©The Author(s) 2015.
World J Clin Cases. Mar 16, 2015; 3(3): 310-317
Published online Mar 16, 2015. doi: 10.12998/wjcc.v3.i3.310
Table 6 Petrosectomy
No.AgeSideDuration (min)Previous ipsilateral surgeryPre-op mean air-bone gap1Post-op mean air-bone gap1ClosureGraft materialFollow up (mo)Complications
Endoscopic assisted, Group A
163R387NoDead earDead earNo changeFat, Fascia lata3Intraoperative CSF leak; TM perforation
Non-endoscopic assisted, Group B
179R253NoDead ear90No changeNot stated6referral for cochlear implant