ROUNDWORM - WatsonsHealth


Roundworms are parasites that may infest the human gut. It happens when a person drink or eat food that are contaminated with the worms’ eggs.  It may also occur when a person touches a contaminated soil.

The parasites are more common in:

  • Unhygienic places or infrastructures
  • Warm places

Early signs of infection don’t usually show any symptoms. However, a large number of round worms in the body can lead to lungs and intestine problems. Some of the complications brought by heavy infestation of these parasites are intestinal blockage and duct blockage.Children have a higher chance of having intestinal blockage since their intestine are smaller.

There are several types of roundworms and roundworm infections, including:

  • Ascaris lumbricoides (also called human roundworm)- the most common roundworm infection
  • Hookworm infections
  • Guinea worm disease
  • Filariasis
  • Threadworm (pinworm)
  • Trichuriasis (whipworm)
  • Anisakiasis
  • Strongyloidiasis
  • Toxocariasis
  • Gnathostomiasis
  • Anisakiasis

Symptoms of roundworms in the lungs include:

  • Coughing or gagging
  • Wheezing or shortness of breath
  • Aspiration pneumonia, rarely
  • Blood in mucus
  • Chest discomfort
  • Fever

Symptoms of roundworms in the intestines include:

  • Nausea
  • Vomiting
  • Irregular stools or diarrhea
  • Intestinal blockage, which causes severe pain and vomiting
  • Loss of appetite
  • Visible worms in the stool
  • Abdominal discomfort or pain
  • Weight loss
  • Growth impairment in children due to malabsorption

Other symptoms are:

  • Fatigue
  • Extreme discomfort


To diagnose roundworm infection, the doctor may ask for a stool sample to be examined in the laboratory. Once the presence of these parasites are determine, the doctor may call for other tests such as imaging tests and endoscopy to know how many worms have grown to maturity and where major groups of worms are inside the body.



Antiparasitic drugs are used to treat roundworm infection.

Most medications used are:

  • Mebendazole
  • Piperazine
  • Albendazole

Surgical treatment may be recommended for advance cases such as if the roundworms are completely blocking the intestines.



To prevent infestation of roundworms in your body, you must:

  • Practice hygienic habit such as washing your hands regularly
  • Be careful on what you drink or eat
  • Avoid consuming raw foods

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