Outcomes of canal wall down mastoidectomy in cholesteatoma: a 5-year experience

Abstract Background Cholesteatoma is an atticoantral disease that potentially causes life-threatening complications. Therefore, canal wall down mastoidectomy a well-established technique to eradicate the disease, especially in extensive cholesteatoma. Aim To evaluate status of dry ear and hearing outcome post-retrograde mastoidectomy. Methods A retrospective study patients with cholesteatoma who underwent modified radical (MRM), form between January 2014 December 2018. Results Fifty-seven were included mean age 40 years. The majority cases adults, 86%, 14% children. Most them complained discharge (73.7%), followed by loss (31.6%). Intraoperatively, was primarily found involving mastoid air cells, antrum, attic, mesotympanum (47.4%). presence granulation tissue noted 57.9% cases. Furthermore, 73.7 % ossicular chain erosion involved all ossicles (47.6 %). In 26.3 cases, tegmen identified. Facial dehiscence accounted for 15.8% MRM sclerotic 10.5%, lateral semicircular 5.3%. Up 3 months follow-up post-MRM showed 70.2% had ear. After 6 months, there complaints subsequent follow-up. this study, 33 out 57 postoperative evaluation, 21.2 improvement air-bone gap. Conclusion Canal treatment choice achieve safe maintaining functional outcomes.