Study Evaluating the Etiology of Intra-Abdominal Infections

Inclusion Criteria:

• A case will be defined as an intra-abdominal abscess or peritoneal fluid culture that will be positive for enterococcus or an enterococcal bacteriemia in association with an intra-abdominal source of infection.
• A control will be defined as a culture-positive intra-abdominal infection or bacteriemia due to an intraabdominal focus where enterococci have not been isolated.

Exclusion Criteria:

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