Abstract
Background: Chronic suppurative otitis media is a disease that is known worldwide and that is more common in developing countries. Many techniques are available for operating the disease.
 Objectives: To compare outcome between Inside-out & Outside-in mastoidectomy.
 Methods: A cross-sectional study was conducted to compare outcome between Inside-Out & Outside-in mastoidectomy. Period of study was from July’ 2010 to March, 2012 in the Department of Otolaryngology and Head-Neck Surgery, BSMMU- Dhaka
 Result: majority of the patient were found dry mastoid cavity 13(68.42%) and rest were wet mastoid cavity 6 (31.58%).On the other hand in outside–in mastoidectomy dry mastoid cavity were 80.6% and wet were 19.4%. In inside-out mastoidectomy, among 8 attic cholesteatoma cases 5(62.50%) had gained hearing (average 6.66 dB) and 3(37.50%) had no gain or loss of hearing (average 3.89dB); among 11 entire mastoid bowl cholesteatoma cases 3(27.27%) had gained of hearing (average 6.11dB) and 8(72.73%) had no gain or loss of hearing (average 6.87dB)
 Bangladesh J Otorhinolaryngol; April 2018; 24(1): 29-36
Highlights
MethodsA cross-sectional study was conducted to compare outcome between Inside-Out & Outside-in mastoidectomy
Chronic suppurative otitis media is a disease that is known worldwide and that is more common in developing countries
Higher incidence of CSOM with cholesteatoma has been attributed in developing countries due to poor living condition, overcrowding, poor personal hygiene, lack of breast feeding, passive smoking, poor general health, poor resistance to infection, lack of health awareness, paucity of accessible health care, illiteracy & ignorance
Summary
A cross-sectional study was conducted to compare outcome between Inside-Out & Outside-in mastoidectomy. A hospital based cross-sectional study was conducted to compare outcome between Insideout & Outside-in mastoidectomy. Period of study was from July’ 2010 to March, 2012 in the Department of Otolaryngology and Head-Neck Surgery, BSMMU- Dhaka, had been used as the source of data collection. All cases of CSOM with cholesteatoma admitted in BSMMU was treated by Inside-out mastoidectomy & Outside-in mastoidectomy. A semi-structured questionnaire was developed in English. The questionnaire was developed using the selected variables according to the specific objectives. The questionnaire contained questions related to Socio-demographic and hearing status. Data were cleaned and frequencies were checked. Statistical test used for data analysis was Chi – square test& a level of significance was 95%.
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