Background: Prevalence of microtia varies in different parts of the world and between ethnic groups. This article reviews the prevalence of Microtia in Oman.
Methods: A retrospective study of all cases of Microtia between the period from January 1988 to March 2020.
Results: 152 patients fulfilled the study criteria. The prevalence of microtia was 0.83 per 10,000 births. Analysis of the affected cases showed 56% males and 44% females. 66% of the cases were of the lobular type, and 30% were of the conchal type. Anotia cases were only 4%. Unilateral cases were predominant consisting 86% of the cases, of which 67% were on the right side. 70% of the cases had hearing problems and 35% of them required hearing aids. 14% were syndromic. Goldenhar and Treacher-Collins syndromes were the most common syndromes. Family history was present in 18% of the cases. 49% of them had parents' consanguinity.
Conclusion: Omani population has low prevalence of microtia but the characteristics does not differ from other reports.
Keywords: Epidemiology; Microtia; Oman; Prevalence.
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