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Living with Meckel-Gruber syndrome

A severe genetic condition present before birth that affects the kidneys, brain, and hands and feet, among other body parts.

Understanding Meckel-Gruber syndrome

Meckel-Gruber syndrome, also called Meckel syndrome, is a genetic disorder with serious signs affecting many parts of the body.

The most common features are enlarged kidneys with many fluid-filled cysts, a sac-like bulge of the brain through an opening at the back of the skull (occipital encephalocele), and extra fingers and toes (polydactyly). Most people also have scarring in the liver. Eyes, face, heart, bones, urinary system, and genitals can also be affected. It begins during pregnancy.

Signs & symptoms

Symptoms vary from person to person. GARD lists these among the most common:

  • Enlarged, cyst-filled kidneys
  • Brain tissue bulging out the back of the skull (encephalocele)
  • Extra fingers and toes (polydactyly)
  • Scarring of the liver (hepatic fibrosis)
  • Small eyes and small head
  • Cleft palate

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 bone and joint specialists, brain and nervous system specialists, digestive system specialists and ear, nose, and throat 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

    World Craniofacial Foundation may keep lists of experts for this condition.

Care & treatment

Care team
Bone and joint specialists (orthopedists or orthopedic surgeons); Brain and nervous system specialists (neurologists); Digestive system specialists (gastroenterologists); Ear, nose, and throat specialists (otolaryngologists)
Expert care
Expert lists: World Craniofacial 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 World Craniofacial 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 gene is involved, and can we have genetic testing?
What is the chance of this happening in another pregnancy?
What support is available for our family?

Quick facts

Symptoms usually startduring Pregnancy
InheritanceAutosomal Recessive

Changes in genes (also called variants) cause this condition. It is autosomal recessive, meaning a child inherits a changed copy of the gene from each parent.

GeneticNeurologicalKidneyGastrointestinal

Also known as: dysencephalia splachnocystica; dysencephalia splanchnocystica; gruber syndrome; meckel syndrome

Patient organizations

Source: NIH GARD · Meckel-Gruber syndromeGARD ID 3436 · 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 Meckel-Gruber syndrome.

Explore the Meckel-Gruber syndrome blog

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Explore actively recruiting Meckel-Gruber syndrome studies with HealthSpark.

HealthSpark

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  • Recruiting studies from ClinicalTrials.gov
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