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Chapter 23: Lecture 5 (Pinworms (long, thin, unsegmented, cylindrical…
Chapter 23: Lecture 5
Tapeworms
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a flat, segmented, parasitichelminth
s/s: usually asymptomatic; nausea, vomit, abdominal pain, weight loss, diarrhea
cause: Taenia saginata, beef tapeworm; taenis solium, pork tapeworm
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Pinworms
long, thin, unsegmented, cylindrical helminth-taper at each end
s/s: intense perianal itching, irritability, sleep disturbances from the itching, with weight loss
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when the person itches it releases the eggs and it gets everywhere causing spreading and re-infestation
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Anisakiasis
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s/s: typically asymptomatic; some feel larvae in mouth and throat; nausea, abdominal pain, vomit, and fever
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