On the afternoon of April 26, the Department of Food Safety and Hygiene of Khanh Hoa province announced the results of a food poisoning case at a street vendor in To Hap town, Khanh Son district, causing 74 people to be poisoned.
Before that, on the morning of April 9, many students ate rice rolls and rice balls from Ms. Bui Thi Luong, a peddler in front of To Hap Secondary School, and suffered stomach aches, diarrhea, and food poisoning.
Verified that the dish Mrs. Luong prepared and sold on April 9 had 114 servings of rice balls and 28 servings of rice rolls. Ingredients include: seaweed, rice, crab sticks, fried eggs, mayonnaise, chili sauce, ketchup…
The functional units took 11 samples of food ingredients used by Ms. Luong to prepare rice balls and rice rolls for inspection.
Sample testing results of the Pasteur Institute of Nha Trang showed that the rolled seaweed sample detected the bacteria Staphylococcus aureus (3.9,102 CFU/g) and the endotoxin-producing strain Staphylococcal enterotoxin.
Previously, the patients had clinical symptoms of abdominal pain, frequent diarrhea, loose stools, nausea, vomiting and were diagnosed with intestinal infections, digestive infections, and bacterial food poisoning.
Compared with cases, up to 75.5% of patients have an incubation period of 1-6 hours. This result is consistent with the results of specimens from patients with food poisoning that were also positive for Staphylococcus aureus bacteria. From there, it was confirmed that the agent causing food poisoning was the bacteria Staphylococcus aureus (staphylococcus aureus).
According to the owner, the seaweed used to make rice rolls was purchased via social networks, without Vietnamese labels, without invoices or documents.
Khanh Hoa Provincial Food Safety and Hygiene Branch proposed that the Provincial Police, Market Management Department, and Department of Industry and Trade strengthen inspection of food business activities on social networks.
Continue to coordinate the investigation and handling of violations for 2 Facebook accounts (Yaky Sushi Nori Kwangcheonkim Seaweed Rice Roll 100 leaves, An Lac Vien) that sold seaweed rice rolls and seaweed rice balls of unknown origin. origin, without product labels according to regulations for establishments causing food poisoning.
