Meningococcemia presenting as septic arthritis: case report.
D000293:Adolescent; D001170:Arthritis, Infectious / Q000209:etiology*; D003937:Diagnosis, Differential; D006801:Humans; D007717:Knee / Q000601:surgery; D008297:Male; D008585:Meningitis, Meningococcal / Q000150:complications / Q000175:diagnosis*; D011183:Postoperative Complications / Q000382:microbiology; D013492:Suppuration / Q000175:diagnosis