Bacterial Pathogens Flashcards
Group A Streptococcus pyogenes
- Gram positive
- Skin infections, pharyngitis (strept throat), scarlet fever
- Beta hemolytic
Group B Streptococcus agalactiae
- Gram positive
- Neonatal meningitis
- Beta hemolytic
Viridians streptococcus
- Gram positive
- Endocarditis
- Alpha hemolytic
Streptococcus pneumoniae
- Gram positive
- Encapsulated bug
- Pneumonia, sinusitis, otitis, meningits,
- Alpha hemolytic
Enterococcus faceium
- Gram positive
- UTIs, endocarditis, AMR
- More antibiotic resistant
Enterococcus faecalis
- Gram positive
- UTIs, endocarditis
- Less antibiotic resistant
Staphylococcus aureus
- Gram positive
- Skin infection, pneumonia, endocarditis, blood sepsis
- Can grow biofilms
- Especially MRSA
Bugs that are gram positive
- Streptococcus
- Enterococcus
- Staphylococcus
Bugs that are gram negative
-Basically anything that was not stated as gram positive
Staphylococcus epidermidis
- Gram positive
- Skin infection, pneumonia, endocarditis
- Can grow biofilms
Treponema pallidum
- Syphilis
- Silver gram stain
- Spirochete shape
Clostridium difficile
- Antibiotic associated diarrhea
- Anaerobic
Clostridium perfringens
- Food poisoning
- Gas gangrene
- Anaerobic
Haemophilus infuezae
- Gram negative
- Otitis, CAP, meningitis, sepsis
- Can be encapsulated (causes meningitis)
Neisseria meningitidis
- Gram negative
- Meningitis
- Encapsulated
Neisseria gonorrhoeae
- Gram negative
- Gonorrhea
Pseudomonas spp
- Gram negative
- Nonsocomial pneumonias
- Affects cystic fibrosis and COPD pts
- Often forms a biofilm
- High antibiotic resistance
Escherichia coli
- Gram negative
- Food poisoning
- UTIs
Proteus spp
- Gram negative
- UTIs, otitis media, wound infection
Enterobacter spp
- Gram negative
- UTIs, wound infections
Klebsiella spp
- Gram negative
- Nosocomial infections, pneumonia, sepsis
Bordetella pertussis
- Gram negative
- Whooping cough
- Part of TDaP shot
Borrelia burgdorferi
- Gram negative
- Causes lyme disease
Bacteroides fragilis
- Gram negative, anaerob
- Intra abdominal and peritoneal infections
Acinetobacter spp
- Gram negative
- Pneumonia, wound infections
- Can be encapsulated
Atypiclas
-No peptidoglycan cell wall
Legionella pneumonhila
- Atypical
- CAP
- Grows inside human macrophages
Mycoplasma pneumoniae
- Atypical
- CAP
- Fuses with host cell
- Steals their sterols to make cell membrane
Chlamydophila trachomatis
- Atypical
- STDs
- Can cause blindness in babies if found in birth canal
Chlomydophila pneumonia
- Atypical
- Upper respiratory tract infection, CAP
