Describing/classifying bacteria Flashcards
Gram-positive bacteria
Staphylococcus Streptococci Enterococci Bacilli Corynebacterium 
Gram-negative bacteria
Serratia marcescens E. coli Klebsiella Pseudomonas Proteus Mirabellas Moraxella catarrhalis Acinetobacter Enterobacter
Most likely pathogen for otitis media, sinusitis
*S. Pneumoniae
Haemophilus influenzae
Moraxella catarrhalis
Empiric therapy for otitis media, sinusitis
Amoxicillin, Augmentin, or cefuroxime or Bactrim
5 most likely infections caused by S. Pneumoniae
Otitis media, sinusitis, bronchitis, meningitis, CAP
Most likely pathogen for endocarditis
Staphylococcus Areus
Treatment for endocarditis
Vancomycin plus ceftriaxone
Most likely pathogen for peritonitis due to ruptured viscus
Coliforms, bactericides fragilis
Treatment for peritonitis due to ruptured viscus
Flagyl plus
Cephalosporin 3rd generation or zosyn
Most likely pathogen for intra-abdominal infection
E. Coli
Klebsiella
Bacteroides fragilis
Enterococcu
Treatment for intra-abdominal infections
Cefuroxime or ceftriaxone or cipro or levofloxacin
Plus flagyl
Cellulitis most likely pathogens
Staphylococcus aureus
Group A Streptococcus
Treatment for cellulitis
First generation cephalosporins ( cefazolin), Vanco myosin, clindamycin, Linezolid, daptomycin
Empiric sepsis treatment
Vancomycin plus cephalosporin third or fourth generation or Zosyn or imipenem or meropenem
Anabiotic prophylaxis for staphylococcus, streptococci, enteric gram-negative rods
Cefazolin