Stop consuming porcini mushrooms suspected to contain mixture of species including inedible or poisonous mushrooms

Issue Date 15.5.2018
Source of Information

Centre for Food Safety (CFS)

Food Product

Loose-pack porcini mushrooms

Product Name and Description

Loose-pack porcini mushrooms sold in a shop 『耳濡木耳』at Tsing Ho Square, Tuen Mun

Reason For Issuing Alert
  • The CFS is following up on a food poisoning case suspected to have been caused by consuming porcini mushrooms, which was referred earlier by the Centre for Health Protection of the Department of Health. Investigations showed that the loose-pack porcini mushrooms concerned purchased from the above-mentioned shop were suspected to contain inedible or poisonous species of mushrooms.
  •  Mushroom poisoning is generally acute and manifested by a variety of symptoms, depending on the species and the amount consumed. The incubation period is usually short. Gastrointestinal symptoms such as nausea, vomiting and abdominal pain are the commonest symptoms. Sometimes distinguishing features such as extreme thirst, profuse sweating, hallucination, coma and other neurological symptoms may occur.
Action Taken by the Centre for Food Safety
  • Investigations showed that the porcini mushrooms concerned were purchased from the above-mentioned shop. The shop has stopped sale of the product and initiated a recall according to the CFS' instructions.
  • The CFS will continue to follow up on the case and take appropriate action to safeguard food safety and public health. Investigation is ongoing.
Advice to the Trade

Stop sale of the product concerned.

Advice to Consumers
  • Those who had purchased porcini mushrooms from the above-mentioned shop earlier not to consume them. If symptoms develop after consuming the food, they should seek medical advice as soon as possible.
  • Consumers may call the shop at 9330 0850 for enquiries during office hours.
  • When buying and eating fresh mushrooms, observe the following points:
    • Do not buy mushroom products which are suspected of having a mix of unknown species;
    • Do not buy mushrooms which look unhygienic (with growing substrates left with the product) or show signs of spoilage (with coloured spots/abnormal smell/slime, etc);
    • Wash and cook mushrooms thoroughly before consumption; and
    • Seek medical treatment immediately if mushroom poisoning is suspected.
Further Information

The CFS press release

Centre for Food Safety
Food and Environmental Hygiene Department
2018-5-15

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