Purulent meningococcal arthritis in an adult.
D001170:Arthritis, Infectious / Q000175:diagnosis* / Q000209:etiology; D005260:Female; D006801:Humans; D008589:Meningococcal Infections / Q000382:microbiology*; D008875:Middle Aged; D009345:Neisseria meningitidis / Q000302:isolation & purification