Cholesteatoma is an abnormality of keratinized squamous epithelial growth in the middle ear, external auditory canal, mastoid bone, and petrous bone. In general, cholesteatoma can be divided into 2 types, namely: congenital and acquired types . Acquired cholesteatoma is divided into primary and secondary.
Chronic suppurative otitis media (CSOM) is one of the most common ear diseases. often found in practice otolaryngology, especially in country develop. Worldwide, the prevalence of CSOM is estimated to reach 65 to 330 million cases with around 60% from sufferer experience disturbance hearing Which significant. Each year, CSOM causes more than 28,000 deaths and results in a significant burden of disease with more than 2 million Disability-Adjusted Life Years. (DALYs). 1 Besides That, prevalence CSOM on children in all over world located in around 4.76%, with 22.6% case happen on children in lower age five years, which shows the importance of paying attention to this condition from an early age. 1-6