Neisseria mucosa septic arthritis.
D001170:Arthritis, Infectious / Q000382:microbiology*; D006395:Hemarthrosis / Q000382:microbiology; D006801:Humans; D007719:Knee Joint; D008297:Male; D008875:Middle Aged; D009343:Neisseria / Q000302:isolation & purification* / Q000472:pathogenicity