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Staphylococcus aureus
  • coagulase +
  • scalded skin syndrome (SSS)
  • toxic shock syndrome (TSS)
  • staphylococcal food poisoning
  • Group A protein
  • pimples, carbuncles, impetigo
MRSA
methacillin resistant Staphylococcus aureus
HA-MRSA
hospital associated MRSA
CA-MRSA
community associated MRSA
Scalded skin syndrome toxin
exfoliative (Ef) toxin
Toxic shock syndrome toxin
TSST-1
Staphylococcal food poisoning toxin
enterotoxin
Staphylococcus saprophyticus
  • coagulase -
  • UTI (young woman)
Staphylococcus epidermidis
  • coagulase -
  • nosocomial infections (catheters)
  • normal skin flora
Streptococcus pyogenes
  • Group A
  • streptococcal sore throat
  • β-hemolytic - complete clearing
  • Necrotizing fascitis (flesh eating wound)
  • Scarlet & Rheumatic fever
  • endocarditis
Scarlet Fever toxin
Erythrogenic toxin
Streptococcus pneumoniae
  • pneumococcal pneumonia
  • has a capsule
  • pneumonococcal conjugate vaccine (PCV)
Streptococcus agalactiae
  • Group B
  • neonatal sepsis
  • obstetric infections
Neonatal sepsis
Streptococcus agalactiae colonize the vaginal flora and the baby acquires the bacterial infection
Enterococcus faecalis
  • endocarditis
Enterococcus faecium (VRE)
  • neonatal meningitis
VRE?
vancomycin resistant enterococci
Sporeforming bacilli
Bacillus anthracis
Bacillus cereus
Clostridium botulinum
Clostridium tetani
Clostridium perfringes
Non-sporeforming bacilli
Corynebacterium diphtheriae
Listeria monocytogenes
Propionibacterium acne
Bacillus anthracis
  • Woolsorter's disease
  • pulmonary and cutaneous anthrax
Bacillus cereus
  • food poisoning (rice dishes)
  • Emetic
  • Diarrheal
Emetic
patient has vomiting and nausea
Clostridium botulinum
  • botulism
  • Types A, B, E, F
Types A, B, E, F
differentiated by the use of an antitoxin
Trivalent antitoxin
contains neutralizing power against types A, B, and E
Infant botulism
acquired from the ingestion of honey
Clostridium tetani
  • tetanus (lockjaw)
  • neurotoxin called tetanospasmic
  • DTap vaccination
Vaccine for Clostridium tetani
DTaP which contains a toxoid
Tetanus Immune Globulin (TIG)
treatment for someone affected by actively produced toxin
Clostridium perfringes
  • gas gangrene
  • food poisoning - CPE enterotoxin
Corynebacterium diphtheriae
  • diphtheria
  • grayish black pseudomembrane
Listeria monocytogenes
  • meningitis
  • food poisoning
Listeria/Listeriosis
caused by dairy products
operates well at low temperatures
Propionibacterium acne
  • acne
Clostridium difficile
  • cholitis
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