Question | Answer |
best distinguishes Mycobacterium scrofulaceum from Mycobacterium gordonae | Tween hydrolysis |
flouresced under a Wood's lamp, fungus with mycelium and very few macroconidia or microconidia | Microsporum audouinii |
Primary amoebic-encephalitis may be cause by: | Naegleria sp. |
production of beta-lactamase is inducible in: | Staphylococcus aureus |
Anaerobic susceptibility test | synovial infections |
test for diagnosing Clostridium difficile | toxin assay |
typical result of Campylobacter fetus subspecies fetus | growth at 37C |
safety-pin appearance | Yersinia pestis |
detection of Francisella tularensis | fluorescent Ab staining technique on clinical specimens |
blood culture suspected of leptospiremia | in the first 7-10 days of infection |
growth requirement for the isolation of Leptospira sp. | medium containing 10% serum plus fatty acids |
Erysipelothrix rhusiopathiae | H2S production |
pigment production by Mycobacterium kansasii | result of beta carotene formation and accumulation |
live attenuated vaccine | measles |
Combination antibiotic theraphy | the synergistic effect of the drugs should be assessed. |
Mycobacterium tuberculosis | rough, nonpigmented colony, slow growth at 37C, niacin production-positive,nitrate resuction-positive |
Mycobacterium kansasii | result of beta carotene formation and accumulation |
UV light decrease intensity to be replaced | 30% |
best aid in the ID of Epidermophyton floccosum macroconidia | smooth walls, club-shaped |