Signs & Symptoms
Vibrio parahaemolyticus illnesses associated with consumption of shellfish, United States, 2013
- Symptoms of Vibrio parahaemolyticus infection usually occur within 24 hours (range, 4-96 hours) after ingesting the bacteria.
- Symptoms of Vibrio parahaemolyticus infection may include:
- Watery diarrhea
- Abdominal cramps
- Bloody diarrhea
- Illness typically lasts 1 to 7 days. Treatment is not necessary in most cases. Severe illness is rare and occurs most often in persons with weakened immune systems.
Page last reviewed: October 21, 2013