Session information 3.2

O3.2.02 – Canal wall down cholesteatoma surgery with mastoid obliteration is associated with high rate of dry ear and lower rates of recurrence without affecting hearing outcome – Petar Rouev, BG

O3.2.04 – Mastoid Obliteration Using S53P4 Bioactive Glass Versus Mastoidectomy Alone for Refractory Chronic Suppurative Otitis Media – Victor Kroon, NL

O5.4.03 – Speech perception in noise outcomes in single-sided deafness: RCT on the effect of cochlear implantation, bone conduction devices and contralateral routing of sound – Diane Smit, NL