Escherichia coli enteritis history and symptoms

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Serge Korjian M.D., Yazan Daaboul, M.D.

==Overview==

Symptoms of E. coli enteritis include

==History and Symptoms====History=='History-taking for patients with E. coli enteritis is generally remarkable for the following findings:'*Recent ingestion of uncooked or poorly handled vegetables or meat':*Enterohemorrhagic E. coli O157:H7 is commonly associated with ingestion of ground beef (e.g. in hamburgers) or alfalfa sprouts '*Recent drinking from untreated water (e.g. stream or well)'*Recent travel':*Enterotoxicogenic E. coli is the most common cause of travel diarrhea'==Symptoms== ===Common Symptoms=== Common symptoms of E. coli enteritis include:

• Sudden-onset, mild/severe diarrhea that may either be watery or bloody

• Watery (non-inflammatory): ETEC, EPEC, EAEC, DAEC. Of note, EIEC may cause watery diarrhea, but it is classically associated with bloody diarrhea.
• Bloody (inflammatory): EHEC, EIEC. Of note, EPEC and EAEC may cause bloody diarrhea, but they are classically associated with watery diarrhea.

• Fever
• Abdominal bloating
• Anorexia
• Diffuse, cramping abdominal pain
• Nausea
• Vomiting

Less Common Symptoms

• Less common symptoms of E. coli enteritis are related to the development of complications, such as hemolytic uremic syndrome. Symptoms include:
• Spontaneous bruising
• Painless gross hematuria
• Oliguria/anuria