The Centre for Health Protection (CHP) of the Department of Health is investigating a suspected outbreak of food poisoning in a tour group, and hence urged the public to maintain good personal, food and environmental hygiene to prevent food-borne diseases.

Because all foodborne illness is caused by poor personal hygiene, and not contaminated product.

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The outbreak affected six members of the tour group, comprising two men and four women aged from 44 to 80, who developed abdominal pain, diarrhoea and vomiting 14 to 40 hours after their lunch buffet in a restaurant in a hotel in Macau on August 13 arranged by a travel agent in Hong Kong.

Among them, three sought medical attention in Hong Kong and required no hospitalisation. All affected persons have been in stable condition.

The stool specimen of one patient tested positive for Vibrio parahaemolyticus upon laboratory testing.