Kidney Stones From Agony To Action
Overview
Kidney stones are hard, pebble-like pieces that form inside the kidneys from substances in urine. They can be as small as a grain of sand or larger. When a stone moves, it can cause severe pain. Most stones pass with time, but some need medical help.
Key facts
- Kidney stones are common and often treatable.
- The most common symptom is sharp pain in the back or side that may move toward the groin.
- Drinking enough fluid and getting medical advice can lower the chance of another stone.
Yes, kidney stones are common. About 1 in 10 people may have one at some point. They can come back, so prevention matters.
Anyone can get kidney stones, but they are more common in adults, especially men, and in people with a family history. They can affect children and older adults too.
Symptoms
- Severe pain that cannot be controlled and you feel very unwell
- Fever with shaking chills and back or side pain (possible infection)
- Confusion, fainting, or severe weakness
- Very little or no urine, or you cannot pee at all
- Severe vomiting and unable to keep fluids down
- Blood in urine with dizziness or fainting
- ⚠Pain that is severe or getting worse
- ⚠Fever, chills, or feeling hot and shivery
- ⚠Blood in urine that does not go away
- ⚠Urine that is cloudy or smells bad
- ⚠Vomiting and unable to keep fluids down
- ⚠Pain with a single kidney or a known kidney problem
- ⚠Pregnant and have pain, fever, or blood in urine
- ⚠Symptoms in a child or older adult
Common symptoms
- Sharp, cramping pain in the back, side, or lower belly, often in waves
- Pain that moves toward the groin
- Pink, red, or brown blood in urine
- Cloudy or bad-smelling urine
- Feeling sick (nausea) or being sick (vomiting)
- Needing to pee more often or urgently
- Burning or pain when peeing
- Feeling restless or unable to get comfortable
Symptoms in children
- Children may not describe pain clearly. They may have belly or back pain, vomiting, fever, blood in urine, or be very unsettled.
- Seek medical advice if a child has severe pain, fever, or blood in urine.
Symptoms in older adults
- Older adults may have less obvious pain or confusion. They may have tiredness, fever, changes in urine, or sudden confusion.
- Treat fever with confusion as urgent.
Causes
Main causes
- Stones form when urine has more stone-forming substances than fluid can dissolve. Common types include calcium, uric acid, struvite, and cystine stones.
- Not drinking enough fluid makes urine concentrated.
- Some medical conditions and medicines can raise risk. Ask your doctor about your medicines.
- Urinary infections can lead to some stones.
Risk factors
- Family or personal history of kidney stones
- Not drinking enough water
- Diet high in salt, sugar, or certain foods
- Obesity
- Diabetes
- High blood pressure
- Gout
- Repeated urinary infections
- Some bowel conditions or bowel surgery
- Certain medicines (ask your doctor)
- Being male
- Living in a hot climate
When to see a doctor
See a doctor urgently if:
- Severe pain or pain that keeps getting worse
- Fever, chills, or shaking
- Blood in urine
- Vomiting and cannot keep fluids down
- Very little urine or cannot pee
- Pregnant with symptoms
- Symptoms in a child or older adult with confusion
Book a routine appointment if:
- Mild pain that comes and goes
- A stone you passed and want it checked
- Repeat stones or a family history
- Burning when peeing or cloudy urine
Diagnosis
Your doctor will ask about your symptoms, health history, and examine you. They may test your urine and blood and use imaging to find the stone. The plan depends on stone size, where it is, and your health.
Tests that may be done
- Urine test to look for blood, infection, and crystals
- Blood tests to check kidney function and other health issues
- CT scan or ultrasound to see the stone
- X-ray sometimes
- Stone analysis if you pass one
What to expect at your appointment
You may be given pain relief and fluids. If the stone is small, you may be sent home to wait for it to pass, with instructions. If there are signs of infection or the stone blocks urine, you may need hospital care.
Treatment
Most small stones pass in a few days to weeks. Treatment focuses on pain control, fluids, and watching for infection. Larger stones or stones that block urine may need a procedure.
Self-care at home
- Drink fluids steadily unless told to limit them. Water is best. Aim for pale yellow urine.
- Take pain relief as advised by a pharmacist or doctor.
- Use a heat pack on your back or side.
- Strain your urine and save the stone if possible. A tea strainer or gauze can work. Bring it to your doctor.
- Keep moving gently if you feel able.
- Avoid alcohol and sugary drinks.
Medical treatments
Doctors may give medicine to ease pain, reduce nausea, or help some stones pass. They may treat infection with antibiotics if needed. Some stones can be broken up with sound waves or removed with a small camera. The choice depends on stone size, infection, and kidney function.
When is surgery considered?
Procedures may be needed if a stone is too large to pass, causes severe pain, blocks urine, causes infection, or damages the kidney. Options include shock-wave treatment, a scope to remove the stone, or surgery. Your doctor will explain risks and benefits.
Living with this condition
Most people return to normal life after a stone passes. Keep drinking fluids and follow your doctor's advice. If you have another stone, seek help early.
Lifestyle tips
- Drink water throughout the day.
- Eat regular meals and limit salt.
- Eat fruit and vegetables.
- Stay active.
- Keep a healthy weight.
- Ask your doctor before starting supplements.
Diet and exercise
Diet changes can lower stone risk. Cut back on salt and processed foods. Eat calcium-rich foods with meals unless your doctor says otherwise. Limit sugary drinks. Regular exercise helps weight and health. Your doctor may suggest a dietitian.
Mental health and emotional wellbeing
Kidney stone pain can be scary and stressful. It can affect sleep, work, and mood. Feeling anxious is normal. Talk to your doctor if worry or pain is affecting your daily life. If you ever feel you cannot cope or have thoughts of harming yourself, contact your local emergency number or a crisis support service right away.
Prevention
Many kidney stones can be prevented or made less likely. The best steps are drinking enough fluid, eating a balanced diet, and getting follow-up care if you have had stones.
Vaccines
There is no vaccine for kidney stones.
Screening programmes
There is no routine screening for kidney stones. If you have had stones, your doctor may check your urine, blood, or diet to lower your risk.
Complications
If left untreated
- A stone can block urine and cause kidney damage.
- Infection can spread and become serious.
- Severe pain and vomiting can lead to dehydration.
- Repeated stones can harm the kidneys over time.
Long-term outlook
Most people do well. Small stones often pass on their own, and treatments for larger stones are effective. With fluids, follow-up, and healthy habits, you can lower the chance of another stone.
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Always verify with your doctor
Health guidance differs by country and region. This page is general education and may not match the guidelines, medicines, or practice where you live. Discuss your concerns with your own doctor or healthcare provider, and follow local guidance where it exists.
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.
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Sources and guidance
No guideline names this topic
No health guideline or clinical chapter that names this exact topic is cited here. This page is for general education and information only. It is not a diagnosis, a treatment plan, or personal medical advice. Check with your own doctor and follow their advice. If symptoms are severe, sudden, or worrying, get medical care promptly, and call your local emergency number in an emergency. Ruqelo LLC is not responsible for medical or legal outcomes from decisions based on this information.
Last updated: October 24, 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.
Guidance may differ by country or region. Confirm local recommendations with a qualified healthcare provider.