Abstract
Background and Objectives: Cleft palat is one of the most common congenital disorders. There is association between cleft and some disease, such as hearing loss. Hearing loss due to serosa otitis was seen in more than 90% of cleft patients. Unfortunately Hearing loss delay diagnosis and treatment cause irreversible complications, The aim of this study is determinarion of etiology and frequency of hearing loss in cleft patients.
Materials and Methods: 101 cleft children which admitted in Tabriz children Hospital “between 2004-2007 during in cross sectiontial study examined and children Hearing threshold screening was done by audiometry tests for all of patients. All of data analyzed by t-test and chi-square in SPSS.
Results: Hearing loss due to serosa otitis and congenital sensorineural hearing loss frequently is common in cleft lip &palate patients.
Conclusion: 101 cleft children studied. (57 boy and 44 girl) The mean age of boys 41/6month and mean age of girls 29/34 months. (P<0/005) 34 patients had Isolated cleft palate (11 boys and 23 girls), 7 patients had isolated cleft lip(2 boys, 5 girls). 60 patients had cleft lip & palate, (43boys, 17 girls) 25 patients of isolated cleft palate, 2 patients of isolated cleft lip and 43 patients of cleft lip palate had serosa otitis. 2 patients had sensorineural hearing loss. One of this patient referred to choclear implant and other use hearing aid. Hearing loss due to several reasons is common between cleft patients so screening necessary for all cleft patients before children loss verbal development time.