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Living with Kidney Wilms tumor

A kidney tumor that mostly affects young children and rarely adults.

Understanding Kidney Wilms tumor

Kidney Wilms tumor is an embryonal tumor of the kidney that mainly occurs in children and rarely in adults.

It is most often found between the ages of 2 and 5. Under the microscope it has a mix of cell types. When it spreads, the most common sites are nearby lymph nodes, the lungs, and the liver.

Signs & symptoms

GARD doesn't list specific symptoms for this condition yet.

Not everyone has every symptom. GARD's list comes from the Human Phenotype Ontology.

Diagnosis

  1. Talk with your doctor

    Share the symptoms you've noticed, when they started and your family health history. Notes and photos can help.

  2. See a specialist

    Specialists who may be involved include cancer specialists, genetic specialists and kidney specialists.

  3. Ask which tests can help

    Your care team will decide which exams and tests can confirm the diagnosis.

  4. Connect with expert centers

    Alex's Lemonade Stand Foundation may keep lists of experts for this condition.

Care & treatment

Care team
Cancer specialists (oncologists); Genetic specialists (geneticists); Kidney specialists (nephrologists)
Expert care
Expert lists: Alex's Lemonade Stand Foundation
Treatment
GARD doesn't list specific treatments for this condition. Your care team will tailor care to your symptoms.
Research
Clinical trials and observational studies may be options. See the research section below.

General information, not medical advice. Your care team makes the decisions.

Everyday life

Living with a rare condition is easier with support.

  • Connect with Alex's Lemonade Stand Foundation and other patient organizations
  • Keep notes on symptoms, changes and questions for appointments
  • Ask about patient registries that help research
  • Look into financial aid and travel resources for care visits
Bring these questions to your next doctor visit
Which tests and scans show the stage of the tumor?
What treatment options are available for my child?
Should we ask about genetic testing or counseling?

Quick facts

GARD says changes in genes (also called variants) cause this condition. It does not name specific genes or describe inheritance.

GeneticKidney

Also known as: nephroblastoma, malignant; renal embryonic tumor; renal embryonic tumour; renal wilms tumor; renal wilms tumour; renal wilms' tumor

Patient organizations

Source: NIH GARD · Kidney Wilms tumorGARD ID 7892 · GARD page updated September 2026 · Plain-language summary by Know Rare; editorial review pending. General information, not medical advice.

You are more than your diagnosis

Perspectives from people navigating life with Kidney Wilms tumor.

Explore the Kidney Wilms tumor blog

Explore research for Kidney Wilms tumor

Explore actively recruiting Kidney Wilms tumor studies with HealthSpark.

HealthSpark

Find actively recruiting studies for Kidney Wilms tumor with HealthSpark. Share your city to explore research near you.

  • Recruiting studies from ClinicalTrials.gov
  • Share your city to look for research near you
  • Eligibility is confirmed by the study team

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Powered by HealthSpark, our AI chat helper · Study information from ClinicalTrials.gov · Eligibility is confirmed by the study team.

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