knee arthritis is the most common cause of osteomyelitis in iv drug users.
most common cause of osteomyelitis in iv drug users?
knee arthritis
osteomyelitis is the bacterial infection of the bone. vertebral osteomyelitis is most commonly caused by staphylococci. risk factors include skin infection, urinary tract infection, iv catheter use, iv drug use, previous endocarditis, and lung disease.









































spinal epidural abscess is also commonly caused by severe infection with bacteremia. risk factors include recent epidural, iv drug use, or recent infection.









































section::::causes.:cancer.
back pain
bullet::::- "streptococci" – the second-most common cause (28%)









































bullet::::- "streptococcus pyogenes" – a common cause in children under 5









































bullet::::- "streptococcus pneumoniae"









































bullet::::- group b streptococci – a common cause in infants









































bullet::::- "haemophilus influenzae"









































bullet::::- "neisseria gonorrhoeae" – the most common cause of septic arthritis in young, sexually active adults. multiple macules or vesicles seen over the trunk are a pathognomonic feature.









































bullet::::- "neisseria meningitidis"









































bullet::::- "escherichia coli" – in the elderly, iv drug users and the seriously ill









































bullet::::- "pseudomonas aeruginosa" – iv drug users or penetrating trauma through the shoe
septic arthritis