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Living with Laurence-Moon syndrome

A rare inherited condition that can affect the eyes, nerves, movement, learning, hormones, and growth.

Understanding Laurence-Moon syndrome

Laurence-Moon syndrome is a rare inherited condition that affects many parts of the body.

Signs vary but may include balance and coordination problems (cerebellar ataxia), eye changes in the retina and choroid, nerve problems, and leg weakness and stiffness. Some people have intellectual disability, hormone problems from the pituitary gland, or short stature. It may be noticed in newborns.

Signs & symptoms

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

  • Intellectual disability
  • Short stature
  • Obesity
  • Hearing loss from inner ear or nerve changes
  • Extra fingers (polydactyly) or joined fingers (syndactyly)
  • Kidney problems (renal insufficiency)

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 brain and nervous system specialists, eye disease specialists, genetic specialists and hormone specialists.

  3. Consider genetic testing

    Changes in PNPLA6 are linked to this condition. Genetic testing and counseling can help confirm a diagnosis and explain what it means for your family.

  4. Connect with expert centers

    Resolve: The National Infertility Association and Pituitary Network Association may keep lists of experts for this condition.

Care & treatment

Care team
Brain and nervous system specialists (neurologists); Eye disease specialists (ophthalmologists); Genetic specialists (geneticists); Hormone specialists (endocrinologists)
Expert care
Expert lists: Resolve: The National Infertility Association, Pituitary Network Association
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 Resolve: The National Infertility Association 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
Would genetic testing of the PNPLA6 gene be right for our family?
Which specialists should follow eye, nerve, and hormone health?
How can we support learning and development?

Quick facts

Symptoms usually startNewborn
InheritanceAutosomal Recessive
GenesPNPLA6

It is caused by changes in the PNPLA6 gene. A child inherits a changed copy of the gene from each parent (autosomal recessive).

GeneticNeurologicalEndocrineUrinary and Reproductive

Also known as: lms; lnms

Patient organizations

Source: NIH GARD · Laurence-Moon syndromeGARD ID 12635 · 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 Laurence-Moon syndrome.

Explore the Laurence-Moon syndrome blog

Explore research for Laurence-Moon syndrome

Explore actively recruiting Laurence-Moon syndrome studies with HealthSpark.

HealthSpark

Find actively recruiting studies for Laurence-Moon syndrome with HealthSpark. Share your city to explore research near you.

  • Recruiting studies from ClinicalTrials.gov
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  • 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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