About Anisakiasis

What is Anisakiasis?

Anisakiasis is a parasitic infection caused by eating raw or undercooked fish or seafood that contains larvae of the Anisakis worm. Symptoms of anisakiasis include abdominal pain, nausea, vomiting, and diarrhea. In some cases, the larvae can cause an allergic reaction. Treatment typically involves the removal of the larvae through endoscopy or surgery.

What are the symptoms of Anisakiasis?

The most common symptoms of anisakiasis include abdominal pain, nausea, vomiting, and diarrhea. Other symptoms may include fever, loss of appetite, and weight loss. In some cases, the infection can cause an allergic reaction, which may include hives, itching, and swelling of the face, lips, and tongue.

What are the causes of Anisakiasis?

Anisakiasis is caused by the ingestion of larvae of certain species of Anisakis worms, which are found in certain types of raw or undercooked seafood, such as cod, herring, mackerel, and salmon. The larvae can also be found in the flesh of marine mammals, such as whales and dolphins.

What are the treatments for Anisakiasis?

The primary treatment for anisakiasis is endoscopic removal of the worm. This is done by inserting a thin, flexible tube with a light and camera at the end (an endoscope) into the stomach or intestine. The endoscope is used to locate and remove the worm. In some cases, medication may be prescribed to help reduce inflammation and pain. In severe cases, surgery may be necessary to remove the worm.

What are the risk factors for Anisakiasis?

1. Eating raw or undercooked seafood, especially fish, squid, and shrimp.
2. Eating sushi, sashimi, or ceviche.
3. Eating pickled or marinated seafood.
4. Eating raw or undercooked seafood from contaminated waters.
5. Eating raw or undercooked seafood from areas with high levels of Anisakis infestation.
6. Eating raw or undercooked seafood from areas with high levels of human fecal contamination.
7. Eating raw or undercooked seafood from areas with high levels of animal fecal contamination.
8. Eating raw or undercooked seafood from areas with high levels of agricultural runoff.
9. Eating raw or undercooked seafood from areas with high levels of industrial pollution.
10. Eating raw or undercooked seafood from areas with high levels of marine debris.

Is there a cure/medications for Anisakiasis?

Yes, there are medications available to treat anisakiasis. Treatment typically involves antibiotics and anti-parasitic medications. In some cases, surgery may be necessary to remove the parasite.