CDC/NHSN Criteria for Diagnosing Gastroenteritis | Medical Algorithm

Are you evaluating a patient with gastrointestinal complaints?

Yes

Temperature

Duration of diarrhea (liquid stool)

hours

Does the patient show?

• vomiting?

Yes

• abdominal pain?

Yes

• nausea?

Yes

• headache?

Yes

Has an enteric pathogen been detected by some method (culture, microscopy, antigen, serology, toxin assay)?

Yes

Is there another recognizable cause for these findings?

Yes

CDC/NHSN Criteria for Gastroenteritis (GE)