title: Primary peritonitis in children and adults.
abstract: Five cases of primary peritonitis are presented, with a sixth related case of pneumococcal peritonitis secondary to a ruptured ovarian cyst. The patients comprised 4 young girls who recovered, and 2 elderly females who died. Pneumococci were isolated in 3 patients; no organism was found in the other 3. One case of primary measles peritonitis has no apparent precedent.
mesh_terms: D000368:Aged; D002648:Child; D005260:Female; D006801:Humans; D008457:Measles / Q000150:complications; D010538:Peritonitis / Q000175:diagnosis / Q000209:etiology* / Q000382:microbiology; D013296:Streptococcus pneumoniae / Q000302:isolation & purification