Ciguatera is food poisoning you get from eating fish contaminated with ciguatoxin. Ciguatoxin is a toxin made by an algae that’s common in tropical and subtropical fishing waters.
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Cleveland Clinic
Common fish (concentrations of ciguatoxin, are especially high in the fish’s head, intestines, liver and eggs) include:
Source: https://storymd.com/journal/w2paz2di8j-food-poisoning-from-marine-toxins/page/47zxdytln4r8-ciguatera-fish-poisoning
Source: https://www.mdpi.com/2072-6651/15/11/630
(Symptoms usually appear within the first six hours of eating contaminated fish. They may start as soon as 30 minutes after eating the fish or up to a day later).
Do not wait, phone for an ambulance if have or develop:
Further advice
Some foods cause people who’ve recovered from ciguatera to experience symptoms all over again. So, your provider will advise you to avoid these foods as part of your treatment.
For at least the next six months, you’ll need to avoid:
For most people, symptoms last a few days or weeks. In some cases, though, symptoms continue for months or (rarely) years. Symptoms affecting your nervous system are usually the ones that tend to last longest.
The only way to prevent ciguatera is to avoid eating contaminated fish. The trouble is, outside of lab testing, there’s no way to know if a specific fish contains the toxin.
You can reduce your risk by steering clear of the reef fish most likely to contain ciguatera. And if you do eat these fish, definitely avoid consuming the parts that contain the highest concentrations of the toxin, including the head, intestines, liver and eggs.
Cleveland Clinic
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