Kidney stones prevention living in children
Informed by recognized medical guidance
Overview
Kidney stones are hard, pebble-like pieces that form in one or both kidneys. They can cause pain and other symptoms, especially when they move through the urinary tract.
Key facts
- Kidney stones are becoming more common in children, likely due to diet and lifestyle changes.
- Most stones in children are made of calcium, but other types can occur.
- Drinking plenty of water every day is the best way to help prevent stones.
While kidney stones are more common in adults, they are increasingly seen in children. It is not extremely common, but it is no longer rare.
Children of any age can get kidney stones, but they occur most often in older children and teenagers. Some children have a higher risk due to family history, certain medical conditions, or diet.
Symptoms
- Severe pain that will not go away with rest or simple comfort measures
- Unable to pass urine at all
- Fever with chills along with pain or blood in urine
- ⚠Blood in urine without other severe symptoms
- ⚠Persistent mild pain that does not improve
- ⚠Nausea or vomiting that prevents drinking fluids
Common symptoms
- Pain in the side or lower back, often sharp and comes in waves
- Blood in the urine (may look pink, red, or brown)
- Nausea or vomiting
Symptoms in children
- Fussiness or crying without a clear reason
- Bedwetting or needing to urinate more often
- Unexplained stomach pain or discomfort
Causes
Main causes
- Not drinking enough water, making urine too concentrated
- Diet high in salt, sugar, or certain substances that form stones
- Family history of kidney stones
Risk factors
- Dehydration from not drinking enough fluids, especially in hot weather or during illness
- Obesity or being overweight
- Certain medical conditions like urinary tract infections or structural problems in the kidneys
- Some medications (always discuss with a doctor)
When to see a doctor
See a doctor urgently if:
- If your child has severe pain that does not ease with rest
- If your child cannot pass urine at all
- If there is fever with pain or blood in urine
Book a routine appointment if:
- If you notice blood in your child’s urine (even if no pain)
- If your child has had a kidney stone before and you want a prevention plan
- If your child has symptoms that worry you but are not severe
Diagnosis
A doctor will ask about your child’s symptoms, do a physical exam, and order tests to look for stones and check kidney function.
Tests that may be done
- Urine test to check for blood, infection, or crystals
- Ultrasound of the kidneys and bladder to see stones
- Sometimes a CT scan for a clearer picture, but this is less common in children due to radiation
What to expect at your appointment
Most tests are painless. Your child may need to drink extra water before an ultrasound. Results usually come back within a few days. Your doctor will explain what they mean.
Treatment
Treatment focuses on helping the stone pass, relieving symptoms, and preventing future stones. Many stones pass on their own with home care.
Self-care at home
- Encourage your child to drink plenty of water (unless told otherwise by a doctor)
- Give over-the-counter pain relief as recommended by your doctor or pharmacist (follow dosage instructions carefully)
- Keep your child rested and comfortable until the stone passes
Medical treatments
If the stone does not pass on its own, a doctor may prescribe medications to help relax the urinary tract and ease passage. Sometimes, a procedure called lithotripsy uses sound waves to break the stone into smaller pieces. These treatments are done under medical supervision.
When is surgery considered?
If the stone is very large, stuck, or causing blockage, surgery may be needed to remove it. This is not common in children but can be done safely if necessary.
Living with this condition
After a stone passes, most children feel better quickly. To prevent new stones, you and your child will work on healthy habits like drinking enough water each day.
Lifestyle tips
- Make sure your child drinks 6 to 8 cups of water daily (more if active or in hot weather)
- Reduce salty foods like chips, fast food, and processed snacks
- Limit foods high in oxalate (like spinach, nuts, and chocolate) only if your doctor recommends it
Diet and exercise
A balanced diet with plenty of fruits and vegetables is best. Regular exercise helps overall health, but it is especially important to stay hydrated during activity. Avoid sugary drinks and soda.
Mental health and emotional wellbeing
Having a kidney stone can be painful and scary for a child and their family. Episodes may cause anxiety about pain or future stones. Talk openly with your child and ask your doctor for advice on coping strategies. If you or your child feel very stressed, a counselor can help.
Prevention
In many cases, yes. The most important step is making sure your child drinks enough water every day. A healthy diet low in salt and avoiding dehydration can greatly reduce the risk.
Screening programmes
Routine screening is not recommended for all children. If your child has recurrent stones, your doctor may do blood and urine tests to look for underlying causes.
Complications
If left untreated
- Urinary tract infection that can spread to the kidney
- Blockage of urine flow, causing kidney swelling and damage
- Long-term kidney problems if stones are large or recurrent
Long-term outlook
The outlook for children with kidney stones is very good. Most stones pass on their own or with simple treatment. With proper prevention, many children never have another stone. Your healthcare team will help you keep your child healthy.
Find support
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Always verify with your doctor
Health guidelines vary by country and region. The information in this article is based on international clinical guidelines but may not reflect the specific guidelines, medications, or practices in your country. Always discuss your health concerns with your own doctor or healthcare provider, and refer to your local national health guidelines where available.
Important notice This information is for educational purposes only. It does not replace professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider about your specific situation. If you are experiencing a medical emergency, call your local emergency services immediately.
Related conditions
Sources and guidance
This article is educational and is prepared with reference to recognized health information and clinical guidance sources where available. Specific source links may vary by topic.
Last updated: July 21, 2026
Educational note: This information is for education only and is not a diagnosis.
Use it to support, not replace, advice from a licensed clinician.
If symptoms are severe, worsening, or urgent, call your local emergency number or seek emergency care.