septic arthritis Flashcards
(5 cards)
1
Q
most common organism for septic arthritis
A
staph aureus
2
Q
most common organisms for young adults who are sexually active
A
neisseria gonorrhoeae
3
Q
features of septic arthritis
A
acute, swollen joint
- warm
fever
most commonly the knee
4
Q
investigations in septic arthritis
A
synovial fluid sampling !! prior to abx
- leucocytosis with neutrophil predominance
- gram stain neg- gonoccoccal, gram stain positive
blood cultures: most common cause is hematogenous spread
joint imagine
5
Q
management of septic arthritis
A
IV abx with gram positive cover
- flucloxacillin or clindamycin
- 4-6 weeks
- IVOST to oral after 2 weeks
needle aspiration to decompress joint
