Symptoms
Common signs:
- Swelling around eyes or legs
- Puffy eyes or face, with foamy urine
- Foamy or bubbly urine
Less common
- Foamy urine
- Weight gain
Look up a symptom: Foamy or bubbly urine · Puffy eyes or face, with foamy urine · Swollen ankles, feet, or both legs
When to get medical care
Call 911Trouble breathing or a swollen, painful leg.
Get care todayFever.
See a doctor soonSwelling.
Causes
Kidney filter damage.
Does it spread or run in families?
- It isn't contagious. You can't catch it from someone else.
Who is more likely to get it
- Children
- Diabetes
Diagnosis
Urine and blood tests.
Tests
Tests, if needed:
- Urine protein:
- Kidney biopsy: Sometimes.
Treatment
Follow treatment.
Self-care
- Limit salt
Medicines
Medicines that may help:
| Medicine | Helps with | Good to know |
|---|---|---|
| Steroids | Leaking | |
| Water pills | Swelling |
OwieClear doesn't give doses: follow the label or your healthcare professional. Medicine names here are examples, not a full list.
Which doctor treats this
- Start with your primary care provider (family doctor or internist).
- They may send you to a nephrologist (kidney doctor).
Living with it
Support groups and helplines
- National Kidney Foundation: Help line, peer mentors, and education about kidney health.
- Genetic and Rare Diseases Information Center (GARD): Free NIH information on rare diseases, including where to find experts and patient groups.
- National Organization for Rare Disorders (NORD): Patient groups, help finding care, and aid programs for rare diseases.
Pregnancy and breastfeeding
- If you're pregnant or planning to be, tell your prenatal provider about this condition.
- Don't start or stop any medicine on your own. Some are safe in pregnancy and some need to be changed.
- Ask before taking any pain reliever. The FDA advises avoiding ibuprofen and naproxen after 20 weeks unless your doctor says to.
- Breastfeeding: Most medicines are fine, but ask. The NIH LactMed database lists what's known about each one.
Outlook
Treatable.
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's causing my symptoms?
- What treatment do you recommend?
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.
Sources
Last updated 2026-11-12.