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Common Health Topics. Transmission of whipworm infection. Parasitic Infections: Nematodes Roundworms. Test your knowledge. Human immunodeficiency virus HIV infection is a viral infection that progressively destroys certain white blood cells. Untreated, it usually leads to acquired immunodeficiency syndrome AIDS. Transmission of HIV requires contact with bodily fluid that contains the virus or cells infected with the virus.
Which of the following is not a bodily fluid that commonly transmits HIV? More Content. Click here for the Professional Version. Doctors usually diagnose the infection by identifying eggs in a stool sample.
Adequate sanitation and good personal hygiene help prevent spread of the infection. People acquire the parasite by. Swallowing food contaminated by soil that contains eggs. Transferring eggs from their hands to their mouth after contact with contaminated soil. Infected people excrete whipworm eggs in stool. In the soil, the eggs mature. Whipworm Trichuris trichiura is an intestinal parasite of humans. The larvae and adult worms live in the intestine of humans and can cause intestinal disease.
Whipworms live in the intestine and whipworm eggs are passed in the feces poop of infected persons. If the infected person defecates poops outside—for example, near bushes, in a garden, or field—or if the feces of an infected person is used as fertilizer, then eggs are deposited on the soil. They can then grow into a form of the worm that can infect others.
Roundworm infection is caused by ingesting eggs. This can happen when hands or fingers that have contaminated dirt on them are put in the mouth, or by eating vegetables or fruits that have not been carefully washed, peeled, or cooked. Infection occurs worldwide in warm and humid climates where access to personal hygiene and proper sanitation practices are not available, including in temperate climates during warmer months. Persons in these areas are at risk if soil contaminated with human feces enters their mouths or if they eat vegetables or fruits that have not been carefully washed, peeled, or cooked.
People with light infections usually have no signs or symptoms. People with heavy infections can experience frequent, painful bowel movements that contain a mixture of mucus, water, and blood. The diarrhea typically smells worse than usual. Severe cases can slow growth in children. Rectal prolapse when the rectum sags and comes out of the anus can also occur.
In children, heavy infection may also be associated with impaired cognitive development. Health care providers can diagnose whipworm by taking a stool poop sample. You may not notice this. To avoid becoming infected again or infecting others, it's very important during the weeks after starting treatment to wash your hands:.
Go back to the GP if your symptoms do not get better in 2 weeks or you keep passing live worms in your poo. Worms are mainly spread in small bits of poo from people with a worm infection. Some are caught from food. Page last reviewed: 10 November Next review due: 10 November Worms in humans. A pharmacist can help with worm infections A pharmacist can help if you have: small, white worms in your poo that look like pieces of thread extreme itching around your anus, particularly at night This is probably threadworms.
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