Bacteria Flashcards
Staphylococcus aureus
Gram(+), catalase(+), coagulase(+) coccus
Commensal and major pathogen
Staphylococcus epidermis
Gram(+), catalse(+), coagulase(-) coccus
Commensal, pathogenic in prostheses
Staphylococcus saprophyticus
Gram(+), catalse(+), coagulase(-) coccus
Commensal, pathogenic in prostheses
Streptococcus pyogenes
Gram(+), catalse(-), Bhaemolytic, Group A coccus
Sore throat, cellulitis, necrotising fasciitis
Streptococcus agalactiae
Gram(+), catalase(-), Bhaemolytic, Group B coccus
Neonatal sepsis, meningitis
Streptococcus pneumoniae
Gram(+), catalase(-), Ahaemolytic, encapsulated coccus
Pneumonia, meningitis
Viridans streptococci (Streptococcus mutans)
Gram(+), catalse(-), Ahaemolytic coccus
Infective endocarditis
Enterococcus faecalis/faecium
Gram(+), catalase(-), Ghaemolytic, Group D coccus
Gut commensal, UTi
Bacillus spp
Gram(+), aerobic, sporulating, bacili
Lysteria monocytogenes
Gram(+), aerobic. non-sporulating bacillus
Corynebacterium diphtheriae
Gram(+), aerobic, non-sporulating bacillus
Clostridium difficile
Gram(+), anaerobic, sporulating bacillus
Diarrhoea, pseudomembranous colitis
Clostridium perfringens
Gram(+), anaerobic, sporulating bacillus
Commensal, gas gangrene
Clostridium tetani
Gram(+), anaerobic, sporulating bacillus
Tetnus (NMJ blocker)
Actinomyces
Gram(+), anaerobic, not acid fast branching filaments
