Lab-grown tailed eggs confirm rare brain worm infection in woman

A woman was diagnosed with a parasitic worm infection in her brain after a laboratory test produced compelling evidence of the pathogen. Researchers confirmed the infection when worm eggs grown in lab conditions developed distinctive tails, a key biological marker. There is currently no single definitive diagnostic test available for this type of parasitic worm. The tail development observed in the lab provided strong enough evidence to confirm the diagnosis despite the lack of a gold-standard test.