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Intussusception

Also called: Intussusception

Part of the intestine slides into another part, causing sudden cramping belly pain in babies and toddlers.

Age6 months to 3 years

Overview

Pain comes in waves every 15 to 20 minutes, and the child may be sleepy between attacks.

An enema in the hospital often fixes it without surgery.

Part of the bowel slides into the next part like a telescope.

Babies may pull legs up and cry, then seem fine between attacks.

Symptoms

Common signs:

  • Sudden crying with legs pulled up
  • Bloody, jelly-like stool
  • Vomiting

Less common

  • Jelly-like stool

When to get medical care

Call 911Call 911 now for: sudden crying with legs pulled up, bloody, jelly-like stool, vomiting.
Get care todayMilder symptoms that could be early signs.
See a doctor soonQuestions about lowering your risk.

Causes

Unknown.

Does it spread or run in families?

  • It isn't contagious. You can't catch it from someone else.

Diagnosis

This is diagnosed in the emergency room or hospital.

The exam

A physical exam.

Tests

Tests, if needed:

  • Ultrasound:

Treatment

Emergency care is needed. While waiting for help:

Self-care

  • Go to the ER

Which doctor treats this

  • Emergency doctors treat it first, in the ER.
  • They may send you to a pediatric specialist: a pediatric surgeon.

Living with it

Support groups and helplines

Back to school, work, or sports

  • Recovery time varies. Ask your care team when you can drive, lift, work, and exercise.

Children, pregnancy, and older adults

  • Children 6 months to 3 years: Most common.

For caregivers

  • Learn the warning signs and when to call the doctor or 911.
  • Keep a list of your child's medicines, doses, and doctors on your phone.
  • Tell teachers, coaches, and sitters what to watch for and what to do.
  • Learn CPR. Many hospitals and the Red Cross offer classes.
  • Take breaks and ask for help. Caregivers need care too.

Outlook

Usually fixed quickly when found early.

Most are fixed without surgery.

Getting ready for your visit

Bring a list of your symptoms and medicines.

What to bring

  • A list of your medicines and supplements
  • Notes on when symptoms started and what makes them better or worse

Questions to ask

  • What follow-up care do I need?
  • How can I prevent this from happening again?

Research studies

Research studies test new ways to find and treat health problems. Some are looking for volunteers. Talk with your doctor before joining one.

Search ClinicalTrials.gov for studies on Intussusception

Sources

Last updated 2026-11-12.