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Bacterial Diseases

Microbiology Exam 3 Bacterial diseases

QuestionAnswer
Is Staph Aureus Gram Positive or Negative? Gram positive
What is the shape of Staph Aureus? cocci
What is the reservoir of Staph Aureus? Normal flora of nasal passages and on skin
Is Staph Aureus Coagulase pos or neg? Catalase pos or neg? Coagulase positive. Catalase positive.
What are some of Staph Aureus's virulence factors? coagulase, capsule, hyaluronidase, DNAase,, lipase, exfolative toxins
What are some of the diseases staph aureus causes? IMPETIGO, boils, folliculitis, scalded skin syndrome, TSS (toxic shock syndrome)
What is the treatment for staph aureus? Vancomycin, Rifampin, Mupirocin for MRSA
Is staph epidermidis gram positive or gram negative? Gram Positive
What shape is Staph Epidermidis? Cocci
Is Staph Epidermidis Coagulase pos or neg? Catalase pos or neg? Coagulase negative. Catalase positive
What is the reservoir of Staph Epidermidis? Normal flora on skin
What are the virulence factors for Staph Epidermidis? Capsule; biofilms
What are diseases of Staph Epidermidis? Opportunistic skin infections; conjuntivitis nosocomial infections, endocarditis
What is the treatment for Staph Epidermidis? Vancomycin, Rifampin
Is Staph Epidermidis aerobic or anaerobic? Anaerobic?
Is Strep Pyogenes Gram positive or gram negative? Gram positive
What shape is Strep Pyogenes? Cocci
Is Strep Pyogenes catalase positive or negative? Catalase negative
Strep Pygogenes- Beta, Alpha or Gamma hemolysis? Beta Hemolysis
Is Strep Pygogenes Group A or B strep? Group A strep