ABSTRACT:Otomycosis is fungal infection of external auditory canal, which is common throughout the world. Otomycosis may be refractory to treatment prescribed and hence challenges the clinician. AIM: To identify the organism causing otomycosis and to explore specific predisposing factors and treatment. MATERIALS AND METHODS: This is a descriptive study of cases of otomycosis attending ENT outpatient department of Govt. Medical College, Thiruvananthapuram which were evaluated clinically and microbiologically for one year. RESULT AND CONCLUSION: The commonest predisposing factor for otomycosis is trauma due to self-cleaning and water entering the ear. Common in females. Common presentation is itching of ear and ear ache. Commonest organism isolated is Aspergillus Niger. Usually respond to treatment with topical antifungal agent especially clotrimazole. Most of the cases responded satisfactorily with topical clotrimazole.