infection management

D-Zone Test: Introduction, Principle, Procedure, Result-Interpretation, Clinical Significance, and Keynotes

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D-Zone Test Positive strain of Staphylococcus aureus

Introduction The D-Zone test identifies inducible clindamycin resistance in bacteria. Typically, it involves using erythromycin and clindamycin discs on an agar plate. When placed near each other, the interaction is observed. If a D-shaped zone appears around clindamycin, resistance is confirmed. Consequently, this test helps …

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Aeromonas salmonicida- Introduction, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

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Aeromonas salmocida growth on MacConkey agar of sputum culture

Introduction Aeromonas salmonicida is a notorious bacterium primarily targeting fish, causing the deadly disease known as furunculosis. Typically found in freshwater and marine environments, it poses a significant threat to aquaculture industries worldwide. This bacterium spreads quickly, particularly in crowded conditions like those found in …

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