General ID Flashcards
Name the Gram +ve organisms
Staph
Strep
Enterococci
Clostridium
Name gram -ve organisms
Neisseria Escherichia Klebsiella Enterobacter Proteus Salmonella Shigella Haemophilis Pseudomonas
Example of anaerobic organism
Clostridium (difficile)
How are streptococci classified?
Haemolysis
Example of alpha (partial) haemolytic strep
Strep pneumoniae (pneumococcal) - pneumonia and meningitis
Example of non-haemolytic strep
Enterococci (faecalis/faecium)
- gut commensal, causes UTIs
Example of beta (complete) haemolytic strep
Group A strep
(most pathogenic strep)
- aka strep pyogenes
- strep sore throat –> scarlet fever
Name coagulase positive Staph
Staph aureus
Name coagulase negative Staph
Staph epidermidis
Which antibiotics act on the bacterial cell wall?
Penicillins
Cephalosporins
Glycopeptides (vancomycin teicoplanin)
Which organisms can vancomycin be used for?
Can it be given orally?
ONLY gram +ve
Not absorbed from the gut so always given IV (except when used for C.diff)
Which antibiotics inhibit protein synthesis?
Macrolides (erythromycin, clarithromycin, azithromycin) Aminoglycosides (gentamicin) Clindamycin Chloramphenicol Tetracyclines
Which antibiotics act on bacterial DNA?
Metronidazole
Trimethoprim
Fluoroquinolones (cipro + levo)
