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Peritonitis Main Page
Patient Information
Overview
Causes
Classification Spontaneous Bacterial Peritonitis Secondary Peritonitis
Differential Diagnosis

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1];Associate Editor(s)-in-Chief: Seyedmahdi Pahlavani, M.D. [2]

Causes

	Common causes	Less common causes
Spontaneous bacterial peritonitis	Aerobic gram-negative bacteria, such as Escherichia coli  Gram-positive cocci, such as  Streptococcus Enterococcus	Staphylococcus aureus Streptococcus salivarius Poly-microbial infection
Secondary peritonitis	Gram-negative bacilli (e.g. Escherichia coli),  Anaerobic bacteria (e.g. Bacteroides fragilis) Enterobacter cloacae	Staphylococcus epidermidis Propionibacterium species Pseudomonas Enterococcus Candida