Pinworms

Algoma Public Health

Pinworms

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What is it?

  • An infection caused by tiny, white thread-like worms that live in the intestines.
  • The worms crawl out of the anus at night and lay their eggs on nearby skin.
  • Very common in children.

 What are the symptoms?

  • Often there are no symptoms.
  • There may be itching around the anal area.
  • Disturbed sleep and irritability.
  • Worms may be seen in the feces or around the anus.

 

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Contact Us!

 

Sault Ste. Marie: 705-942-4646

Blind River: 705-356-2551

Elliot Lake: 705-848-2314

Wawa: 705-856-7208

 

How quickly do symptoms develop?

  • 1 to 2 months after ingestion of pinworm eggs.

 How is it spread?

  • An infected person scratches the anus, gets pinworm eggs on fingers or under fingernails and touches his mouth or another person’s.
  • An uninfected person picks up pinworm eggs from an infected person’s clothes, toys, bedding, food or surroundings.

 How long is it contagious?

  • As long as eggs are being deposited around the anus.
  • Eggs remain infective off the host in an indoor environment for about 2 weeks.
  • Child may attend school or daycare after first treatment.

 How is it treated?

  • With medication, prescribed by a physician.
  • Repeat treatment after 2 weeks.
  • Check with doctor if whole family should be treated.
  • Wash the bedding and underwear of infected persons in hot water and change daily for several days after treatment (avoid shaking the eggs into the air).
  • Clean/vacuum sleeping and living areas for several days after treatment.

 

What can you do?

  • Watch your child for signs of infection.
  • Encourage careful handwashing especially after using the toilet and before preparing food or eating.  Have soap readily available.
  • Discourage scratching bare anal area and nail biting.  Keep nails short.

 

Date of Creation: June 1, 2015

Last Modified: June 1, 2015