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Unformatted text preview: arthritis and infectious or "septic" arthritis Definition of septic arthritis infection of the joint space (monoarticular – 90%, polyarticular, suppurative, nonsuppurative) 7.2. How did the infection develop? The pathogenesis of septic arthritis can occur through three pathways: • hematogenous spread o from a blood borne infection (Remember case 1?) o Synovial tissue is very vascular and thus susceptible to hematogenous seeding • direct inoculation o such as a sharp contaminated object (ex. cat's claw) penetrating the synovial space • from a contiguous infection (i.e., via direct extension) • within hours of a joint becoming infected, an inflammatory and destructive process of the joint begins...
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- Fall '10
- Anatomy, septic arthritis