Infection due to bacterial invasion of the joint space
Systems affected: musculoskeletal
Synonyms: suppurative arthritis; infectious arthritis; pyarthrosis; pyogenic arthritis; bacteri...
Typically presents with a combination of joint pain, swelling, warmth, and decreased range of motion.
Nongonococcal arthritis: mostly monoarticular (80%)
Typically large joints (knee ...
Admit for parenteral antibiotics and monitoring. Begin antibiotics immediately after arthrocentesis.
Drainage of purulent material is required if:
Pediatric: Surgical drainag...
Can monitor synovial fluid to verify decreasing WBC and sterile fluid after initial treatment
If no improvement within 24 hours, reevaluate and c...
M00.079 Staphylococcal arthritis, unspecified ankle and foot
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M00.011 Staphylococcal arthritis, right shoulder
M00.261 Other streptoco...
Arthrocentesis and synovial fluid analysis are mandatory in cases of suspected septic arthritis.
Gram stain has variable sensitivity in septic arthritis. sWBC count is generally >50,...
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