Anisakiasis is a human parasitic infection of the gastrointestinal tract caused by the consumption of raw or undercooked seafood containing larvae of the nematode Anisakis simplex.

Anisakiasis is caused by the ingestion of larvae of several species of ascaridoid nematodes (roundworms), which are sometimes called “herringworm”, “codworm”, or “sealworm”, in …

Anisakis is a parasite that resides in the gastrointestinal (GI) tract of marine mammals. Excreted eggs hatch into free-swimming larvae, which are ingested by fish and squid (intermediate hosts).

Infection with roundworms of the genus anisakis. Human infection results from the consumption of fish harboring roundworm larvae.

Mar 31, 2023 · Adult anisakis worms live within the stomach of marine mammals. The eggs of the worm pass through the marine mammal when it excretes feces.

Nov 11, 2025 · Key Takeaways Anisakiasis symptoms include belly pain, nausea, and vomiting. Eating raw or undercooked fish like cod or salmon can give you the Anisakis worm. You can kill fish …

Jun 6, 2025 · Anisakis is a genus of parasitic nematodes (roundworms) found in the flesh of fish and squid. These microscopic worms can cause a condition known as anisakiasis in humans, leading to …

Anisakis refers to a genus of nematodes whose larvae infect the flesh of saltwater fish and can cause anisakiasis in humans upon ingestion, typically through raw or undercooked seafood. How useful is …

Explore the symptoms, diagnosis, and long-term effects of anisakiasis, a parasitic infection impacting digestive health and causing allergic reactions.

Jan 5, 2026 · Nematodes of the genus Anisakis (Nematoda: Anisakidae) are parasites of marine organisms. The life cycle of these nematodes requires marine mammals, mainly cetaceans, as the …