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ID
Question | Answer |
---|---|
Gram positive organisms are divided into | 3; GP cocci, GP clusters, GP rods (rarely in humans) |
list GP cocci, | GP Cocci (s. pneumoniae, GAS, enteroccous, S. pyogenes). |
list GP cluster | Cluster (coagulse + S. Aureus inclusding MRSA) Cluster (Coagulase - s. epidermidis) |
Gram negative organisms are divided into: | GN Cocci, GN Rods |
GN rods divided into | Enterobacterciae (PECKS), Non-lower gut (H. influenzae and H. Pylori), Non-fermenting (PASS) |
Where do Anaerobes reside | primarily in gut, necrotic tissue (limited oxygen), abscess |
Classify Anaerobes | Bacteroids (B. Fragilis), Clostrida (C. diff, C. perfinges) |
Classify Atypical | MLS (mycoplasma, legionella,chlamydia) |
GAS/S. Pyogenes infection | SSTI, URI |
S. Aureus | SSTI, POEB, also MRSA |
S. Pneumoniae | CAP, Meningitis, sinusitis, bacteremias |
Enterococcus | UTI, IA, Endocarditis (audient) |
Enterobacteriacea (PECKS) infection (HABIT) live in gut | HABIT (UTI, Intraabdominal infection, bacteremias, HCAP) |
Non Enterobacteriacea (non-lower gut) H. Influenzae | URI/CAP |
Non Enterobacteriacea Non-fermenting: | HCAP, HCAI, Diabetic foot infections, |
S. epidermidis (gram positive ) | coagulase -, Cocci, skin |
Cocci (chains) | GAS, S. Pneumoniae (also pairs), S. Pyogenes |
Bacilli, lactose fermenter, gram positive | enteroccous |
cluster (coagulase + and -) | S. epidermidis, S. Aureus |
GN Cocci divided into | GMC (N. G/ N. M/ M. C) |
Non-fermenting (PASS) infection | Opportunistic infection in critically ill or immunosupressed patients. |
Anaerobes (clostridium d/p) reside | oral anaerobes, IA's, colitis, aspiration pneumoniae |
MLS character | atypical act like virus. difficult to culture and treat. legionella is most serious |
Penicillin | GAS/S. pyogenes, treponema (use on S. pneumoniae if it is susceptible) |
Amoxicilliln, Ampicillin | S. pneumoniae, enteroccus if susceptible. good coverage with gm - if they don't produce beta lactamase |
Nafcillin (IV), Dicloxacillin (PO) | MSSA, GAS/S. pyogenes |
Ticarcillin (Clavulanate) and Piperacillin (Tazobactam)- zosyn augmentin ampicillin (sunbactam): unasyn | MSSA, anaerobes, gram - coverage including pseudomonas |
Pearl from CDC | vaccinaatteeeee, wash hand, remove unnecessary catheter, know ur antibiograms |