Vibrio Parahaemolyticus Infection

Vibrio parahemolyticus infection involves the gastrointestinal system, is caused by the bacteria vibrio parahaemolyticus and is manifested with diarrhea, nausea and vomiting. The illness is contracted through ingestion of raw or undercooked seafood.

Where does it occur?

I t occurs mainly in Southeast Asia, Japan and the United States.

How is it transmitted?

It is transmitted by ingestion of raw or undercooked seafood.

Is it contagious from person to person?

It is not contagious from person to person.

What is the risk for travelers?

Generally low, unless consuming raw oysters, clams or other shellfish.

How soon after exposure will one develop symptoms?

Symptoms usually develop within 12-48 hours after exposure.

What are the signs and symptoms?

Symptoms include sudden onset of watery diarrhea, abdominal cramps, low grade fever, chills, nausea, vomiting and headache. Some individuals will develop bloody stools.

Are there any lab tests to diagnose the illness?

The bacteria can be isolated from stool.

Is there any treatment?

Treatment includes antibiotics like Ceftazidime, Ciprofloxacin, Tetracycline and hydration.

What preventive measures can be taken?

Avoid eating raw or undercooked seafood.
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