Defining Characteristics
Swollen, hot, monoarticular arthritis w/ passive motion; less uncommon – fever/chills
Disease Development
Generally hematogeous spread of bacteria or possible iatrogenic spread (joint injections for RA/OA)
Potential Causes
S. aureus Streptococci GN rods
Risk factors
Recent trauma (animal/ human bites)
Immunocompromised RA/gout/sickle cell
IVDU
Lab/Imaging
Tap joint? Elevated WBC
Gram stain & cx
Conventional Treatment
Joint drainage (serial taps, open procedure)
Systemic Abs 2-4wks