Bacteria Flashcards
1
Q
Gram-negative, encapsulated, ox-positive aerobic rod
A
Pseudomonas
2
Q
Antibiotic mechanism of inactivation
A
Penicillin, cephalosporin - B-lactamase Aminoglycosides, chloramphenical - inactivated by acetyl group Tetracycline - efflux pump Sulfonamide - Export Vanc - D-ala D lactate
3
Q
GBS characteristics
A
beta-hemolysis (clear), bacitracin resistant, CAMP+
4
Q
Staph virulence factor
A
Protein A - binds Fc of IgG inhibiting phagocytosis, complement activation
5
Q
Strep pneumo virulence factor
A
IgA protease + capsule
Other: optochin sensitive, conjugate vaccine
6
Q
Early vs late septic shock
A
Early - High CO, low TPR
Late - Low CO, high TPR
7
Q
Cat’s PLACESS
A
Pseudomonas Listeria Aspergillus Candida E. Coli Staph Serratia
8
Q
Anaeorbic lung abscess
A
Oral secretions - Bacteroides, fusobacterium, peptostretococcus
9
Q
Anaerobe coverage
A
Metronidazole
- fluoroquinolones DO NOT HAVE ANAEROBE COVERAGE