Diphyllobothrium latum
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Diphyllobothrium latum
Parasitology
Protozoa
Worms
Diphyllobothrium latum
Echinococcus granulosus (Hydatid disease)
Ancylostoma duodenale and Necator americanus
Angiostrongylus (Eosinophilic meningitis)
Anisakis
Ascaris lumbricoides
Enterobius vermicularis (Pinworm)
Guinea worm (Dracunculiasis)
Loa loa (Eye worm)
Onchocerca volvulus (River blindness)
Strongyloides stercoralis
Toxocara canis (Visceral larva migrans)
Trichinella spiralis
Trichuris trichiura (Whipworm)
Wuchereria bancrofti (Lymphatic filariasis)
Clonorchis sinensis
Paragonimus westermani
Schistosomes
Summary
Diphyllobothrium latum is a parasitic cestode (flatworm) contracted by ingesting raw freshwater fish, hence its reputation as the fish tapeworm. The parasite attaches to the lining of the intestine and disrupts the absorption of vitamin B12, causing its deficiency. It presents with features of vitamin B12 deficiency, including macrocytic megaloblastic anemia. Symptoms can include abdominal pain, diarrhea, weight loss, and anemia.