from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A disease caused by a parasitic nematode of the genus Toxocara, transmitted to humans by ingestion of a substance, such as soil, that has been contaminated by dog or cat feces and typically affecting either the eye or the internal organs. The ocular form of the disease can lead to permanent loss of vision.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A zoonotic, helminthic infection of humans caused by roundworms of the genus Toxocara.


Sorry, no etymologies found.


  • If transferred to humans this can cause an illness called toxocariasis which can cause blindness.

    News round-up

  • Indeed, the prevalence rates of some of these conditions, such as toxocariasis (roundworm) and trichomoniasis (commonly called trich) are as high among African Americans in the U.S. as they are in Nigeria, with more than one million cases in our country.

    Peter Hotez, M.D, Ph.D.: A New Tropical Medicine Clinic for 'Third World America'

  • The biggest threat to health from dog mess is toxocariasis, an infection of the roundworm toxocara canis. - Telegraph online, Daily Telegraph and Sunday Telegraph

  • Several diseases are spread more commonly by cats and dogs than by other pets, such as cat scratch disease, ringworm, toxocariasis and toxoplasmosis.

    The Daily News - News

  • Symptoms may include hives, muscle pain, fever, cough, wheezing, abdominal pain and, in rare cases, toxocariasis can lead to partial blindness and swelling of the organs and central nervous system.

    The Daily News - News

  • Nearly three million African-Americans have toxocariasis, a parasitic worm infection transmitted by dogs that can cause asthma and developmental delays.

    NYT > Home Page

  • Researchers have uncovered similar neglected infections like toxocariasis and trichomoniasis, two parasitic infections, among African-Americans living in poverty, particularly in the South and disadvantaged urban areas.

    NYT > Home Page

  • Young children can be at a higher risk of developing toxocariasis as they are more likely to come into contact with soil or sand that contains dog mess.

    News round-up

  • The worms cause toxocariasis, a disease whose symptoms in children are fever, a swollen liver and eye disorders.

    The Earth Times Online Newspaper

  • Parasitic diseases such as cysticercosis, Chagas disease, trichomoniasis and toxocariasis occur with high frequency in our inner cities, post-Katrina Louisiana, other parts of the Mississippi Delta, the border region with Mexico, and Appalachia.

    Scientific American


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  • Seen here. (Not for people who don't like bugs.)

    April 17, 2009