Identification and antimicrobial susceptibility patterns of Staphylococcus spp. isolated from canine chronic otitis externa

Identification and antimicrobial susceptibility patterns of Staphylococcus spp. isolated from canine chronic otitis externa

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Swab samples obtained from 96 dogs with chronic otitis externa were cultured for the isolation of Staphylococcus species.Of 57 staphylococcal strains, 41 (72%) were coagulase-negative (CNS).The identification of staphylococci strains was made by standard procedures for the routine identification of staphylococci in valhalla axys clinical practice.S.sciuri was the here most frequent species isolated (22.

8%) from chronic otitis externa in dogs followed by S.intermedius (12.3%), S.auricularis (10.5%) and S.

aureus (8.8%).Three (5.2%) CNS strains could not be identified.Bacterial isolates were susceptible to enrofloxacin, gentamicin, cephalothin, chloramphenicol and neomycin.

Resistance was most common to penicillin G, oxacillin and ampicillin.