front 1 CNS/Meningitis | back 1 Streptoccous pneumoniae Neisseria meningitidis Haemophilus influenzae Group B streptococcus/ Ecoli (young) Listeria (young/old) |
front 2 Mouth | back 2 Viridans group streptococcus Gram Positive Anaerobe Mouth flora - Peptostreptoccous Gram Negative Anaerobe Rod- Protevella |
front 3 Upper Respiratory Tract | back 3 Streptococcus pneumoniae Streptococcus pyogens Haemophilus influenzae Moraxella catarrhalis |
front 4 Lower Respiratory Tract (community) | back 4 Streptococcus pneumoniae Haemophilus influenzae Atypicals: Legionella, Myclopasma, Chlamydophilia Enteric GNR (alcoholics) |
front 5 Lower Respiratory Tract (hospital) | back 5 Staphylococcus aureus, including MRSA Pseudomonas Aeruginosa Acinetobacter baumannii Enteric GNR (including ESBL, MDR) Streptococcus pneumoniae |
front 6 Heart/Endocarditis | back 6 Staphylococcus aureus, including MRSA Staphylococcus epidermis Streptococci Enterococci |
front 7 Intra-abdominal | back 7 Enteric GNR- Enteroccoci, Streptoccoci Bacteroides species |
front 8 Urinary Tract | back 8 Proteus, E.coli, Klebsiella Staphylococcus saprophyticus Enterococci |
front 9 Bone/Joint | back 9 Staphylococcus aureus Staphylococcus epidermis Streptococci Neisseria gonorrhoeae GNR (only in specific situations) |
front 10 Skin/Soft Tissue | back 10 Staphylococcus aureus Streptococcus pyogenes Staphylococcus epidermidis Posteurella multocida +/- aerobic/anaerobic GNR (in diabetes) |