Interlay versus underlay type 1 tympanoplasty: a comparative study of the techniques in 100 cases

Nitin Sharma, Pritosh Sharma, V. P. Goyal, Kumar Gaurav Sharma
2018 International Journal of Otorhinolaryngology and Head and Neck Surgery  
<p class="abstract"><strong>Background:</strong> Type 1 tympanoplasty is a surgical technique used to restore the integrity of tympanic membrane as well as to improve hearing level in patients with large central perforations (inactive mucosal chronic otitis media).</p><p class="abstract"><strong>Methods:</strong> This is a randomized prospective study of 12 month duration from January 2017 to December 2017 in 100 patients of chronic otitis media inactive mucosal type with large central
more » ... ge central perforation admitted in the E.N.T department at Geetanjali Medical College and Hospital, Udaipur. </p><p class="abstract"><strong>Results:</strong> The graft uptake rate in the present study was found to be 96% and 90% respectively in interlay and underlay techniques. Post operatively after 12 weeks mean air bone gap was maximum reduced in Interlay tympanoplasty.</p><p class="abstract"><strong>Conclusions:</strong> The present study showed that Interlay technique had a better graft take rate as well as hearing improvement in large central perforation of chronic otitis media than the underlay technique.</p>
doi:10.18203/issn.2454-5929.ijohns20185071 fatcat:fj76utdpmjamxm54gyddg7odke