When the moving segments crawl away, dry up, and crack, they release hundreds of
microscopic tapeworm eggs.
The CDC researchers, who published their findings Wednesday in the New England Journal of Medicine, now think the Colombian man may have ingested
some microscopic tapeworm eggs, most likely in food contaminated by mouse droppings, insects or human feces.
Not exact matches
Tapeworm eggs are also
microscopic in size but they are released in an
egg case that is muscular and has a pore that expels the
eggs as it moves and uses up energy.
Roundworms produce
microscopic eggs which are shed in the faeces of infected cats, whereas
tapeworms release mature segments (which again contain
eggs) from the end of the worm into the faeces.