Utility of high resolution computed tomography in pre-operative evaluation of cholesteatoma Amith Jacob, Sandeep Sreedhar*, Anwar Sadath Choolakkaparambu Aboobakker, Nalakath Kunjhimon Bashir International Journal of Otorhinolaryngology and Head and Neck Surgery 6(7):1278 · June 2020-DOI: 10.18203/issn.2454-5929.ijohns20202781