Bacteria Flashcards by Sandra Hapca

Q

Staphylococcus aureus

A

Gram(+), catalase(+), coagulase(+) coccus

Commensal and major pathogen

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Q

Staphylococcus epidermis

A

Gram(+), catalse(+), coagulase(-) coccus

Commensal, pathogenic in prostheses

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Q

Staphylococcus saprophyticus

A

Gram(+), catalse(+), coagulase(-) coccus

Commensal, pathogenic in prostheses

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Q

Streptococcus pyogenes

A

Gram(+), catalse(-), Bhaemolytic, Group A coccus

Sore throat, cellulitis, necrotising fasciitis

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Q

Streptococcus agalactiae

A

Gram(+), catalase(-), Bhaemolytic, Group B coccus

Neonatal sepsis, meningitis

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Q

Streptococcus pneumoniae

A

Gram(+), catalase(-), Ahaemolytic, encapsulated coccus

Pneumonia, meningitis

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Q

Viridans streptococci (Streptococcus mutans)

A

Gram(+), catalse(-), Ahaemolytic coccus

Infective endocarditis

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Q

Enterococcus faecalis/faecium

A

Gram(+), catalase(-), Ghaemolytic, Group D coccus

Gut commensal, UTi

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Q

Bacillus spp

A

Gram(+), aerobic, sporulating, bacili

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Q

Lysteria monocytogenes

A

Gram(+), aerobic. non-sporulating bacillus

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Q

Corynebacterium diphtheriae

A

Gram(+), aerobic, non-sporulating bacillus

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Q

Clostridium difficile

A

Gram(+), anaerobic, sporulating bacillus

Diarrhoea, pseudomembranous colitis

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Q

Clostridium perfringens

A

Gram(+), anaerobic, sporulating bacillus

Commensal, gas gangrene

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Q

Clostridium tetani

A

Gram(+), anaerobic, sporulating bacillus

Tetnus (NMJ blocker)

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Q

Actinomyces

A

Gram(+), anaerobic, not acid fast branching filaments

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Q

Nocardia

A

Gram(+), aerobic, acid fast branching filaments

Q

Neisseria meningitidis

A

Gram(-), encapsulated diplococcus

Meningitis

Q

Neisseria gonorrhoeae

A

Gram(-), diplococcus

Urethritis, pelvic inflammation

Q

Moraxela catarrhalis

A

Gram(-), diplococcus

Respiratory tract infections

Q

Haemophilus influenzae

A

Gram(-), encapsulated coccoid rod

Respiratory tract infections

Q

Bordetella pertussis

A

Gram(-), encapsulated coccoid rod

Whooping cough

Q

Brucella spp

A

Gram(-), coccoid rod

Brucellosis

Q

Escherichia coli

A

Gram(-), aerobic, LF, coliform rod
ETEC, EHEC(O157)
UTIs

Q

Klebsiella pneumoniae

A

Gram(-), aerobic, LF, coliform rod

Pneumonia, UTI

Q

Salmonella spp

A

Gram(-), aerobic, nLF, oxidase(-) coliform rod

Diarrhoea, enterocolitis, typhoid fever

Q

Shigella spp

A

Gram(-), aerobic, nLF, oxidase(-) coliform rod

DIarrhoea, dysentery

Q

Proteus spp

A

Gram(-), aerobic, nLF, oxidase(-) coliform rod

UTI, stones

Q

Pseudomonas spp

A

Gram(-), aerobic, nLF, oxidase(+) rod

Pneumonia, sepsis

Q

Bacteroides spp (fragilis)

A

Gram(-), anerobic rod

Commensal, intra-abdominal abscesses

Q

Prevotella spp

A

Gram(-), anaerobic rod

Dental abscesses

Q

Porphyromonas spp

A

Gram(-) anaerobic rod

Dental abscesses

Q

Campylobacter spp

A

Gram(-), microaerophilic, cruved rod

Bloody diarrhoea

Q

Helicobacter pylori

A

Gram(-), urease(+) curved rod

Stomach ulcers

Q

Vibrio cholerae

A

Gram(-) curved rod

Cholera