Osteomyelitis Flashcards
risk factors osteomyelitis
trauma PVD diabetes inflammatory arthritis prosthetics immunodeficiency (incl drugs) risk of bacteraemia e.g. UTI, endocarditis, lines
organisms
osteomyelitis
stap!!!!
gram negatives e.g. e coli, h influ, kleb
organism in IVDU
osteomyelitis
pseudomonas aeruginosa
which bones in children
osteomyelitis
long bones > vertebra
which bones in adults
osteomyelitis
vertebra > clavical/pelvis > long bones
is haematogenous spread more common in aduts or children
osteomyelitis
children
what can bone necrosis lead to osteomyelitis
formation of sequestra (piece of dead bone that becomes separate from normal bone). act as reservoir for infection. avascular so not penetrated by abx. usually requires excession
onset
osteomyelitis
several days
sx
pain
sometimes sytemic symptoms
ix
BLOOD CULTURES bone biopsy FBC - high WCC CRP swab of area e.g. foot swab MRI (better than xray)
rx osteomyelitis
abx
extensive surgical cleaning
analgesia
splint if long bone
how long to give abx for
6 weeks
abx
fluclox
rx MRSA
vanc
what is Pott’s disease?
TB osteomyelitis in spine
