Osteomyelitis Flashcards
1
Q
Investigation of choice for suspected osteomyelitis ?
A
MRI
2
Q
treatment for osteomyelitis ?
A
flucloxacilin for 6 weeks (clindamycin if penicillin allergic)
3
Q
most common causative organism for osteomyelitis ?
A
staph aureus
salmonella species in sickle cell
4
Q
what organism is most commonly responsible for osteomyelitis in patients with sickle cell ?
A
salmonella species
5
Q
risk factors for non-haematogenous osteomyelitis ?
A
diabetes
diabetic foot ulcers / pressure sores
peripheral arterial disease
6
Q
risk factors for haemtogenous osteomyelitis ?
A
immunosuppression
IV drug abuser
infective endocarditis
sickle cell anaemia
7
Q
haematogenus vs non-haematogenous osteomyelitis ?
A
haematogenous
- results from bacteraemia
- most common form in children
- usually mono microbial
- risk factors: sickle cell, immunosuppression, IV drug abuse, endocarditis
non-haematogenous
- results from contagious spread of infection or direct trauma / injury to bone
- commonest form in adults
- polymicrobial
- risk factors: diabetes, diabetic ulcers, pressure sores, PAD
