title: Primary meningococcal peritonitis.
mesh_terms: D000006:Abdomen, Acute / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007223:Infant; D008589:Meningococcal Infections / Q000150:complications*; D009345:Neisseria meningitidis / Q000302:isolation & purification; D010538:Peritonitis / Q000175:diagnosis / Q000209:etiology* / Q000382:microbiology