Roundworm eggs live in soil that is contaminated by feces.The eggs can get into the body through the mouth.The infection can then spread from person to person via infected feces. Symptoms may include worms in a bowel movement or coming from the nose or mouth, vomiting, and stomach pain.
Where do roundworms come from?
Roundworm infections usually happen when soil, sand, or plants that have been contaminated with infected animal feces are accidentally put in the mouth and ingested. Hookworm infections happen when larvae penetrate the skin. This usually happens when people sit or walk on contaminated soil or sand with bare feet.
How do you prevent roundworms from spreading?
Wash your hands with soap and warm water after playing with your pets or other animals, after outdoor activities, and before handling food or eating. Teach children the importance of washing hands to prevent infection. Teach children that it is dangerous to eat dirt or soil.
What do roundworms look like in humans?
Ascaris, sometimes abbreviated as A., is the group of worms that cause ascariasis. The worm looks like the common earthworm. It's about 6 to 13 inches long and about as thick as a pencil. Up to 100 worms could potentially infect a person.
How contagious are roundworms to humans?
Visceral larva migrans (VLM) is the illness caused by roundworm larva in the organs or central nervous system. The larvae do not mature to adult worms and reproduce in humans; so humans don't spread the infection to each other.
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