mikrobiyoloji bakteriler gram positif falan

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Last updated 8:06 AM on 6/26/26
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5 Terms

1
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Staphylococcus aureus
Gram+ cocci in clusters, Catalase(+), Coagulase(+); beta-hemolytic bug causing acute endocarditis (IV drug users), toxic shock, and rapid-onset food poisoning.
2
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Staphylococcus saprophyticus
Gram+ cocci in clusters, Catalase(+), Coagulase(-), Novobiocin-resistant; classic cause of uncomplicated UTI in young, sexually active females.
3
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Streptococcus pyogenes (Group A)
Gram+ cocci in chains, Catalase(-), Beta-hemolytic, Bacitracin-sensitive; look for pharyngitis, necrotizing fasciitis, and post-infectious rheumatic fever or PSGN.
4
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Streptococcus agalactiae (Group B)
Gram+ cocci in chains, Catalase(-), Beta-hemolytic, Bacitracin-resistant, CAMP(+); number one cause of neonatal meningitis, pneumonia, and sepsis.
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Streptococcus pneumoniae
Gram+ lancet-shaped diplococci, Catalase(-), Alpha-hemolytic, Optochin-sensitive; encapsulated bug causing lobar pneumonia with "rust-colored sputum" and severe sepsis in asplenic patients.