Bone and Joint Infections Flashcards
1
Q
Acute osteomyelitis
A
- Recent onset
- Several days to 1 week
2
Q
Chronic osteomyelitis
A
- Signs/symptoms > 1 month
- Relapse of an initial infection
3
Q
Most common pathogen in osteomyelitis
A
-S. aureus
Across the board
4
Q
Most common anaerobe in osteomyelitis
A
- B. fragilis
- Will not grow on a culture
- Will be smelly
5
Q
Hematogenous osteomyelitis treatment
A
- Vancomycin
- Cefazolin
- Nafcillin
- Duration 6-8 weeks
6
Q
Hematogenous osteomyelitis treatment for IDU
A
- Vancomycin + Ciprofloxacin
- Nafcillin + Ciprofloxacin
- Duration 6-8 weeks
7
Q
Contiguous osteomyelitis w/o vascular insufficiency treatment
A
- Zosyn
- Vancomycin +cipro/cefepime
- Nafcillin + cipro/cefepime
- Duration 6 to 8 weeks
8
Q
Contiguous osteomyelitis with vascular insufficiency treatment
A
- Zosyn
- Cefepime + Metronidazole
- Cipro + Metronidazole
- Add Vancomycin to any of the above if MRSA is suspected
- Duration 6 to 8 weeks
9
Q
How to treat a Staph infection with foreign material (osteomyelitis)
A
-Add rifampin 900mg
10
Q
When are oral abx ok?
A
- Confirmed osteomyelitis
- Known culture and sensitivity
- Suitable oral agent available
- Compliance assured
- Suitable candidates
ex. children
11
Q
Duration of therapy for osteomyelitis
A
-6 to 8 weeks
