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It is suspected that concentration of 0.08 ug/kg fish is high enough to cause clinical symptoms and concentrations over 0.1 ug/kg fish are considered a health risk. [15] There are different types of symptoms for CFP: gastrointestinal, cardiac, neurological and neuropsychological symptoms. Gastrointestinal symptoms include nausea, vomiting ...
Ciguatera fish poisoning (CFP), also known as ciguatera, is a foodborne illness caused by eating reef fish contaminated with ciguatoxins. [ 4 ] [ 2 ] Such individual fish are said to be ciguatoxic . Symptoms may include diarrhea , vomiting, numbness, itchiness, sensitivity to hot and cold, dizziness , and weakness.
Such poisoning from ciguatoxins is known as ciguatera. Ciguatoxins are lipophilic , able to cross the blood–brain barrier , and can cause both central and peripheral neurologic symptoms. The major symptoms will develop within 1–3 hours of toxin ingestion: vomiting, diarrhea, numbness of extremities, mouth and lips, reversal of hot and cold ...
The symptoms of acute ciguatera fish poisoning can already start 30 minutes after eating contaminated fish. [ 3 ] [ 11 ] However, in milder cases the first symptoms arise 24 to 48 hours later. [ 3 ] The initial symptoms may include itching, tingling, and numbness of the lips, tongue, hands, throat and/or feet. [ 11 ]
Afterwards, carnivorous fish, which are targeted by fishing industries, move the toxins further up the food chain. Ciguatera is the most common form of seafood poisoning caused by harmful algal blooms in the world and its incidence and range appear to spread. Best estimates indicate that more than 50,000 people are globally affected every year.
What are the symptoms of carbon monoxide poisoning? In high concentrations, it can be deadly. The acute effects arise from carboxyhemoglobin formation in the blood, which hampers oxygen absorption.
Common symptoms are often flulike and include headache, dizziness, upset stomach, chest pain or confusion, but highly concentrated levels of CO can cause a person to pass out without feeling symptoms.
Children under 6 are more likely to be exposed, but a new study finds that fatal poisonings from laundry detergent pods in a recent three-year period were all in adults.