Septic arthritis Flashcards
1
Q
Definition
A
Inflammation of a joint cause by a bacterial infection
2
Q
Risk factors
A
- diabetes
- immunosuppresion
- pre-exsiting joint disease
- on steroids
3
Q
Symptoms
A
- pain
- fever
- loss of function
4
Q
Cause
A
- staph aureus, strep
- neisseria gonnorhoea
- H.influenzae (children)
5
Q
Spread
A
- haematogenous spread
- disseminated from osteomyelitis
- spread from adjacent soft tissue infection
- diangostic or therapeutic emeasuers
- pentrating damage by puncture or trauma
6
Q
Investigations
A
- Blood cultures
- FBC (leucocytosis)
- urgent joint aspiration for synovial fluid microscopy and culture
7
Q
Treatment
A
Consider in any acutely inflammed joint as can destroy joint in <24 hours
Immediate treament with IV ABX after aspiration
