Mediastinitis diagnostic criteria

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

Overview

Mediastinitis is defined by certain diagnostic criteria, including observation in patients or fulfillment of signs and symptoms.

Diagnostic Criteria

Mediastinitis must meet at least one of the following criteria:

1. Patient has organisms cultured from mediastinal tissue or fluid obtained during a surgical operation or needle aspiration.
2. Patient has evidence of mediastinitis seen during a surgical operation or histopathologic examination.
3. Patient has at least one of the following signs or symptoms with no other recognized cause:
   • Fever : (>38° C), chest pain, or sternal instability AND at least one of the following:

   • purulent discharge from mediastinal area
   • mediastinal widening on imaging test

4. Patient <1 year of age has at least one of the following signs or symptoms with no other recognized cause:
   • Fever (>38°C), hypothermia (<36.0°C), apnea, bradycardia, or sternal instability AND at least one of the following:

   • purulent discharge from mediastinal area
   • mediastinal widening on imaging test

References

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