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You are watching: How to know if u have worms


The pinworm, additionally known together threadworm, is a an extremely common intestinal parasite. The clinical condition associated with pinworm infestation is well-known as enterobiasis.


According come the Centers for condition Control and Prevention (CDC), pinworms room the many common type of worm epidemic in the joined States.

They space parasites, definition that they usage the person body come survive and reproduce. Human being pinworms can not infect any type of other animals.

Adult worms are simply 0.2 come 0.4 customs or 5 come 10 millimeters (mm) in length, around the dimension of a staple. They room white or cream colored and look like little pieces that thread. Pinworms can live for up to 6 weeks.

This MNT Knowledge facility article will discover the causes, symptoms, and treatments in much more detail.


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Share on PinterestSleep disturbance is a typical symptom of pinworms (threadworms).
If an separation, personal, instance only has a small number of adult worms, the symptoms will be mild, or there might be no symptoms at all. Symptoms are worse with heavy or center infections.

About 4 weeks ~ ingesting pinworm eggs, the tires females do their way out indigenous the intestine come the anal area, whereby eggs are laid in a jelly-like substance.

It is this substance the is believed to cause a human to itch, which commonly happens in ~ night. Throughout the maturing and reproduction stages, a human with pinworms may experience:

disturbed sleepitching that the anal area, which may sometimes be intense, specifically at night once the female worms room laying eggsmild nausea

Individuals with serious infection may experience:

loss that appetitesevere irritabilityintermittent abdominal painsleeping difficultiesweight loss

If someone is discovered to have actually an infection, all various other members that the family should be cure too, also if they have no symptoms.


Strict hygiene measures have the right to remedy pinworm infection and also significantly minimize the danger of re-infection.

The worm has actually a life span of about 6 weeks, so any type of hygiene measures taken should last at least that long.

everyone in a household with pinworms should adhere to the following:

Wash all bed linen, bedclothes, and also cuddly toys. A regular washing temperature is acceptable, however it demands to it is in well-rinsed.Vacuum the residence thoroughly, particularly the bedrooms. Vacuuming requirements to be regular and thorough transparent the 6-week period.Damp-dust surfaces in the kitchen and also bathroom, washing the towel often in hot water regularly.Do not shake points that may have eggs on them, such as clothing, pajamas, bed linen, or towels.Do not eat in the bedroom. There is a risk of swallowing egg that have shaken off the bedclothes.Make sure the fingernails of every member the the family members are cut short.Refrain from pond biting and finger sucking. This may not be easy if over there are tiny children in the house.Wash her hands thoroughly and also frequently, and also scrub under the fingernails. Before eating, after going to the toilet, and after an altering diapers, make certain to to wash hands.At night, wear close-fitting underwear. Be certain to adjust underwear every morning.Cotton gloves may aid prevent scratching during sleep.Take a bathtub or shower head regularly. Completely clean the body, paying particular attention to the anal and vaginal areas. Showering is preferred to avoid contaminating bathtub water.Do not share towels or face flannels.Toothbrushes must be retained in a closeup of the door cupboard and rinsed well prior to use.

When the infestation has gone, good hand-washing practice and also hygiene will aid prevent re-infection. Great hygiene deserve to prevent another outbreak also if youngsters pick up an additional pinworm epidemic from friends at school.


The reason of pinworm infection is poor hygiene.

Eggs are transferred from the anus of an infected person to one of two people their own mouth, re-infecting themselves, or another surface. If somebody else touches the contaminated surface and also then touches your mouth, castle may have ingested the eggs and can come to be infected.

The mrs pinworm lays eggs roughly the anus and vagina. The eggs deserve to be transferred from the who anus to:

bed sheetscarpetshandstowelsunderwear and also clothes

The woman pinworm releases an itchy mucus once laying she eggs, triggering an urge to scratch the influenced area that the anus or vagina. Native the hands, the eggs might be moved to anything the is touched, including:

bathroom utensils, such as toothbrushes, combs, and brushesdirectly to various other people’s handsfurniturekitchen and also bathroom surfaceskitchen utensilstoys

Swallowing the eggs

The eggs have the right to survive for as much as 3 mainly on surfaces. If they room touched, they will be transferred to the hands. If the hands then touch the person’s mouth, there is a significant risk of swallowing the eggs and also becoming infected.

Breathing in the eggs

The microscopic eggs may come to be airborne and then it is in breathed in and swallowed. This can occur when shiver towels or bed sheets, for example. The eggs hatch in the intestines 1 come 2 months after being swallowed. After hatching, a mrs pinworm can lay more eggs.

Poor hygiene amongst children

Small children are an ext likely to come to be infected since they tend to be much less thorough about hand washing. Youngsters may likewise have long-lasting infections due to the fact that they room swallowing fresh egg continually.

Children space usually in close contact with each other, do re-infection much more likely.

Overcrowding

Pinworms are an ext common in overfilled conditions.

Pet hygiene

Pinworms that impact humans can not infect animals or pets. However, part microscopic eggs might land on a pet’s fur and then be transferred to person hands as soon as petting or playing through them. It is crucial to remember the the difficulty is not the pet; the is under to person hygiene.


The adhering to methods have the right to be supplied to diagnose pinworms:

Tape test

This test uses cellophane tape. The doctor locations a piece of clear plastic tape against the skin around the anus and also then looks at the ice under a microscope. Together the worm has tendency to lay she eggs at night, an excellent samples are an ext likely early on in the morning. Civilization may apply the ice cream themselves before using the restroom or bathing. The sample must then be taken to the doctor.

Moistened swab

A physician or nurse might take a moistened swab from approximately the anal area.

Sighting a worm

Sometimes the worms room visible in the anal area, underwear, or in the toilet. In stools, the worms look at like small pieces of white noodle thread. Because of your size and white color, pinworms are difficult to see. The male worm is hardly ever seen because it stays inside the intestine. It is finest to find for pinworms at night, as soon as the woman comes the end to lay her eggs. If you room checking children, that is best to inspect around 2 to 3 hrs after they have actually fallen asleep.

When to view a doctor

If you are pregnant, breast-feeding, or have a baby less than 6 month of age, and also you suspect you may have pinworms, you must see your physician straight away.


Pinworm infection can be conveniently treated. That is crucial to remember that treatment additionally focuses on staying clear of re-infection. All members the the family need to it is in treated. Treatment may consist of either a 6-week strict hygiene technique or medication adhered to by strictly hygiene for 2 weeks.

Some medicines are accessible OTC (over the counter) at local pharmacies. That is important to monitor the manufacturer’s instructions. People who room pregnant, breast-feeding, or have a baby less than 6 month old must speak v a doctor.

Medication because that pinworms

If medicine is used, it need to be offered to everybody in the household. Over there is a threat of transmission in between family members (people in the same household); therefore the chances of being infected if somebody has actually been diagnosed space high, even if no symptoms space present. Currently, the CDC proposal the complying with treatment for pinworms.

Mebendazole: This medication block the worm’s ability to absorb glucose, successfully killing it within a couple of days. It deserve to be take away in chewable kind or together a liquid. A 100 milligrams dose is taken and usually recurring in 2 weeks.Pyrantel pamoate: This medication is easily accessible over the respond to for the treatment of pinworms. That paralyzes the worms. The dose is taken and also repeated in 2 weeks.Albendazole: choose mebendazole, this medication additionally blocks the worm’s ability to absorb glucose. One 400 milligram sheep is bring away then recurring in 2 weeks.

Hygiene measures should be ongoing for the 2 weeks adhering to the initial treatment.

Various drugs are accessible to acquisition online. Speak to a doctor prior to taking any kind of medicaton.

Pregnancy and breastfeeding

The hygiene technique is commonly recommended because that pregnant or breast-feeding mothers, fairly than medication. Neither mebendazole or albendazole should be taken during the an initial 13 main of pregnancy.

During the second and third trimesters of pregnancy and also breast-feeding, medication can be used if necessary. This decision have to be do by a doctor.

Pyrantel should not it is in taken during pregnancy without approval by a doctor.

Infants and Children

Talk to a doctor for youngsters under 2 who need treatment. The hygiene an approach is frequently preferred. If one more treatment is necessary, they can recommend the medicine that is appropriate and safe because that the children age.


Though uncomfortable and sometimes alarming, complications as a an outcome of pinworm infection space rare. However, if they perform occur, they have the right to include:

Weight loss: If the epidemic is severe, the parasite might leech necessary nutrients, bring about weight loss. Skin infection: The itching may result in intense scratching, which could break the skin, increasing the risk of infection.Appendicitis: there are cases of pinworms migrating right into the appendix.

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Medication will certainly be forced for major infections or complications. Prevention is normally achievable through sufficient hygiene measures. There space no significant or instantly life-threatening complications. As long as therapy occurs quickly after symptoms appear, pinworms space parasites that can be conveniently handled.