| Source | Expected Organism |
---|---|---|
Primary Peritonitis | Young healthy female | Streptococcus |
 | Cirrhotic | Enteric gram negatives Enterococcus |
 | CAPD | Staphylococcus aureus |
Secondary peritonitis | Stomach and duodenum | Streptococcus Lactobacillus |
 | Biliary | E. coli, Klebsiella, Enterococcus |
 | Small Intestine | E. coli, Klebsiella, Lactobacillus Streptococci Diptheroids Enterococci |
 | Distal ileum and colon | Bacteroides fragilis Clostridium spp. E. coli Enterobacter spp. Klebsiella spp. Peptostreptococci Enterococci |
Teritiary peritonitis | Â | Enterococcus Candida Staphylococcus epidermidis Enterobacter |