Published in Scientific Works. Series C. Veterinary Medicine, Vol. LXVIII, Issue 1
Written by Carmen NEGOIŢĂ, Valentina NEGOIŢĂ
Otitis externa is a common condition in dog with a multifactorial etiopathogenesis including primary factors along with predisposing and perpetuating factors. Therefore, a successfull therapy of otitis externa should target the identification and correction of primary causes as possible as, not only the elimination of secondary infections. In practice, ear swab cytology is considered to be the best choice for the diagnosis and initial treatment of otitis, recommended to be repeated for the therapy evaluation or adjustment. Our study included 20 dogs exhibiting various clinical forms of otitis externa, from mild acute to severe chronic otitis with often associated pruritus and smelly discharge, came to be investigated at the Dermatology Service of Veterinary Medicine Faculty from Bucharest. Cytology showed variable proportion of desquamated keratinocytes, lipid droplets and debris of cerumen, leukocytes, especially degenerated neutrophils and free or phagocytized bacterial and yeast elements. The patients have been reevaluated at every 2-3 weeks after initiating therapy and finally, clinical signs resolution together with decreased cellularity in cytological preps were considered good indicators for patient recovery.
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