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  1. About Pinworm Infection | Pinworm Infection | CDC

    Sep 9, 2024 · Pinworms are a type of parasitic roundworm that can infect your intestines. Parasites are organisms (a living thing) that lives on or inside another organism. Pinworm …

  2. Pinworms (Threadworms): Symptoms, How You Get Them

    Jul 12, 2024 · Pinworms, also known as threadworms, are tiny, white or light gray worms that cause the common infection called enterobiasis. The infection is highly contagious and occurs …

  3. Pinworm infection - Symptoms & causes - Mayo Clinic

    Dec 16, 2025 · A pinworm infection is one of the most common worm infections worldwide. Pinworms are thin and white. They're about 1/4 to 1/2 inch — about 6 to 13 millimeters — …

  4. Pinworms: Infection, Symptoms, Treatment, Prevention - WebMD

    Jan 9, 2025 · A pinworm infection is an intestinal illness that's very common in elementary school-aged children. Pinworms are small, thin, pin-shaped worms that sometimes live in the human …

  5. Pinworms - MedlinePlus

    Aug 24, 2024 · Pinworms are small parasites that can live in the colon and rectum. You get them when you swallow their eggs. The eggs hatch inside your intestines. While you sleep, the …

  6. Pinworm Infection: Causes, Symptoms, Treatment, Prevention

    Jun 24, 2025 · Pinworms are tiny, parasitic nematodes that live in the intestines and lay eggs on the skin around the anus. They are named for the pin-like tail on the female worms.

  7. Pinworm Infection: Symptoms & Treatment - MedicineNet

    Nov 13, 2024 · What are pinworms? Pinworm infection is an infestation of the large intestine and anal area by a small, white parasite that resembles a "worm." The medical name for the …

  8. Pinworms (threadworms): Symptoms, causes, and treatments

    Nov 3, 2025 · Pinworms are a common intestinal parasite. They mostly occur in children and lead to itching around the anus. According to the Centers for Disease Control and Prevention …

  9. Pinworm Infection - Infections - MSD Manual Consumer Version

    The diagnosis of pinworm infection is made by finding the eggs or adult pinworms around the anus. Eggs can be obtained by patting the skinfolds around the anus with the sticky side of a …

  10. Pinworms - HealthLink BC

    What causes them? Most people get infected by accidentally swallowing pinworm eggs. Anyone can get pinworms, but they are most common in school-aged children. They are usually …