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Necator americanus (Hookworm)
Necator americanus (commonly referred to as hookworm) Necator americanus Details: Type:Helminth (parasitic roundworm) Category:Intestinal nematode (soil-transmitted helminth) Transmission Type:Skin penetration (soil-transmitted) Primary Target Area:Small intestine Lifecycle Form:Egg, rhabditiform larva, filariform larva (infective stage), adult worm (intestinal stage) Incubation Period:Symptoms may begin within several weeks after exposure, depending on parasite load. Transmission: Necator americanus infects humans ... Read more
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Ancylostoma duodenale (Hookworm)
Ancylostoma duodenale (commonly referred to as hookworm) Ancylostoma duodenale Details: Type:Helminth (parasitic roundworm) Category:Intestinal nematode (soil-transmitted helminth) Transmission Type:Skin penetration (soil-transmitted), oral ingestion (rare) Primary Target Area:Small intestine Lifecycle Form:Egg, rhabditiform larva, filariform larva (infective stage), adult worm (intestinal stage) Incubation Period:Symptoms may begin within weeks after exposure, depending on parasite load. Transmission: Ancylostoma duodenale ... Read more
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Strongyloides stercoralis
Strongyloides stercoralis (also referred to as S. stercoralis) Strongyloides stercoralis Details: Type:Helminth (parasitic roundworm) Category:Intestinal nematode (soil-transmitted helminth) Transmission Type:Skin penetration (soil-transmitted) Primary Target Area:Small intestine (with potential systemic spread in severe cases) Lifecycle Form:Filariform larva (infective stage), rhabditiform larva, adult worm (intestinal stage) Incubation Period:Initial symptoms may develop within days to weeks after skin ... Read more
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Trichuris trichiura (whipworm)
Trichuris trichiura (commonly referred to as whipworm) Trichuris trichiura Details: Type: Helminth (parasitic roundworm) Category: Intestinal nematode (soil-transmitted helminth) Transmission Type: Fecal-oral (soil-transmitted) Primary Target Area: Large intestine (colon and cecum) Lifecycle Form: Egg (infective form), larval stage, adult worm (intestinal stage) Incubation Period: Symptoms typically develop 1 to 3 months after ingestion of infective ... Read more
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Pinworm (Enterobius vermicularis)
What Is a Pinworm? A pinworm is a small, thread-like intestinal worm (Enterobius vermicularis) that lives in the lower intestine and lays its eggs on the skin around the anus. According to the CDC, pinworm infection is the most common worm infection in the United States, especially among school-age children. The hallmark sign is anal ... Read more
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Ascaris lumbricoides
Ascaris lumbricoides (also referred to as A. lumbricoides) Ascaris lumbricoides Details: Type: Helminth (parasitic roundworm) Category: Intestinal nematode Transmission Type: Fecal-oral (soil-transmitted) Primary Target Area: Small intestine (with temporary lung migration during lifecycle) Lifecycle Form: Egg (infective form), larval stage (migratory), adult worm (intestinal stage) Incubation Period: Symptoms related to lung migration may begin within ... Read more
Frequently Asked Questions
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