SCC microbiology
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| show | Gamma hemolysis: no hemolysis or discoloration on BAP
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| What is the clinical significance of the Streptococcus viridens organisms? | show 🗑
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| After streaking a BAP for isolation, why is it good technique to "stab" it 2-3 times in the first quadrant? | show 🗑
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| What hemolytic pattern is demonstrated by Strep. pneumoniae on a BAP plate? | show 🗑
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| Are the Enterococci spp. considered normal flora? If so, where can these organisms be found on the human body? | show 🗑
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| What is the gram stain reaction and morphology of the Streptococcus spp? | show 🗑
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| Describe what a beta hemolytic pattern looks like on a BAP plate. | show 🗑
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| show | Strep. pneumoniae has no Lancefield antigen grouping
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| show | Partial or incomplete hemolysis meaning a greenish discoloration on the BAP.
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| show | Group D Enterococci spp.
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| show | Grouped by having the same Lancefield antigens located on their surface.
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| show | Capsule formation
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| What is the clinical significance of Streptococcus agalactiae? | show 🗑
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| Beta hemolysis on a BAP plate is caused by two substances that cause the complete lysis of RBCs. These substances are known as "hemolysins". Name the two hemolysins. | show 🗑
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| show | Used as a technique to identify Streptococcus spp.
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| Which of the following organisms are commonly associated with community-acquired pneumonia, and exhibit an alpha hemolytic pattern on a BAP plate? Streptococcus pyogenes, Streptococcus agalactiae Streptococcus pneumoniae, Enterococci spp. | show 🗑
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| What hemolytic pattern is demonstrated by the Other Group D Enterococci spp on a BAP plate? | show 🗑
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| show | Association: pneumonia, sinusitis, mastoiditis, meningitis, and endocarditis
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| show | Located on surface of organism.
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| show | Streptococcus agalactiae
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| Which of the common plated media is used to determine the hemolytic patterns of the Streptococus spp.? | show 🗑
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| show | What is the clinical significance of the Enterococci spp.?
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| show | Alphabet: Group A, Group B, Group C, etc.
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| What hemolytic pattern is demonstrated by Streptococcus agalactiae on a BAP plate? | show 🗑
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| After determining you are dealing with a Streptococcus spp. What is the next logical step in determining the proper identification of the organism? | show 🗑
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| show | Yes. Found in respiratory, genital, and intestinal tracts.
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| show | Are the Other Group D Enterococci spp. considered normal flora? If so, where can these organisms be found on the human body?
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| Compromised hosts are: | show 🗑
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| What Lancefield antigen grp Strept spp. is responsible for the infection, Necrotizing fasciitis (infects muscle/fat) high death rate quick diagnosis, wound bebrided w/ antibiotics necessary | show 🗑
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| What is the clinical significance of Streptococcus pyogenes? | show 🗑
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| What Lancefield antigen grouping does Streptococcus pyogenes possess? | show 🗑
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| show | No hemolysis or discoloration seen on BAP plate.
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| show | Streptococcus pyogenes
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| show | Catalase negative
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| What hemolytic pattern is demonstrated by Streptococcus pyogenes on a BAP plate? | show 🗑
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| What virulence factor do some Streptococcus agalactiae possess that protects them from phagocytosis? | show 🗑
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| What Lancefield antigen grouping does Streptococcus agalactiae possess? | show 🗑
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| Is Streptococcus pneumoniae considered normal flora? If so, where can it be found on the human body? | show 🗑
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| What are the incubation requirements for Streptococcus spp.? | show 🗑
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| What is the clinical significance of the Other Group D Enterococci spp.? | show 🗑
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| Name the three types of hemolytic patterns demonstrated by the Streptococcus spp. | show 🗑
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| show | What Lancefield antigen grouping do the Enterococci possess?
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| show | Survive in extreme environmental conditions like high % of bile salts & NaCl.
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| show | Capsule formation
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