Tag: tapeworms
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Tapeworm tribulations
Taenia saginata, solium, and asiatica are three related species of tapeworms, each with its own lifecycle, mode of transmission, and clinical implications. The adult tapeworms cause few symptoms, but their larvae can be more troublesome. These parasites have afflicted mankind for thousands of years, perhaps when switching from large carnivores to less dangerous hosts such…
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Of vermicide and vermifuge: A history of intestinal parasites at sea
Richard de GrijsSydney, Australia When the UK’s National Archives launched the Surgeons at Sea project,1 many media outlets focused on one outlandish claim from the curators’ summary of highlights. In June 1825, twelve-year-old Ellen McCarthy was on board the Elizabeth from Cork (Ireland) to Quebec (Canada) when the ship’s surgeon reported that she Complained yesterday…
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The tapeworm diet: Myth, mostly
Howard FischerUppsala, Sweden “Only kings, presidents, editors, and people with tapeworms have the right to use…‘we.’”—Attributed to Mark Twain The tapeworm is a flatworm that can live in the human intestine. Humans acquire tapeworms by eating raw or uncooked flesh that contains tapeworm larvae or “cysts.” Raw or uncooked beef—in the form of “steak tartare,”…
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Book review: The Big Necessity: Adventures in the World of Human Waste
Howard FischerUppsala, Sweden Its title might seem frivolous, but this book is serious, and the problems Rose George describes are a matter of life and death. Her take on the disposal of human waste is clearly detailed in her introduction. She avoids euphemism and favors clarity. Forty percent of the world’s population has no access…