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Living with Alstrom syndrome

A rare condition affecting many body systems, with gradual loss of vision and hearing, heart muscle disease, obesity, and type 2 diabetes.

Understanding Alstrom syndrome

Alstrom syndrome is a rare condition that affects many body systems, with signs that usually start in infancy or early childhood.

It involves slowly worsening vision and hearing loss, heart disease that enlarges and weakens the heart muscle (dilated cardiomyopathy), obesity, type 2 diabetes, and short height. It can also cause serious problems in the liver, kidneys, bladder, and lungs. Some people have thick, dark, velvety skin in body folds (acanthosis nigricans). Severity varies.

Signs & symptoms

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

  • Slowly worsening vision loss
  • Insulin resistance
  • Chronic kidney disease
  • Liver problems
  • Retinal dystrophy (damage to the back of the eye)
  • Cataract

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, ear, nose, and throat specialists, eye disease specialists and genetic specialists.

  3. Consider genetic testing

    Changes in ALMS1 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

    Alstrom Syndrome International and Children's Cardiomyopathy Foundation may keep lists of experts for this condition.

Care & treatment

Care team
Brain and nervous system specialists (neurologists); Ear, nose, and throat specialists (otolaryngologists); Eye disease specialists (ophthalmologists); Genetic specialists (geneticists)
Expert care
Expert lists: Alstrom Syndrome International, Children's Cardiomyopathy 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 Alstrom Syndrome International 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
Is genetic testing for ALMS1 available for our family?
How often should my heart, eyes, and hearing be checked?
How can diabetes and weight be managed?

Quick facts

Symptoms usually starta variety of ages
InheritanceAutosomal Recessive
GenesALMS1

Changes in the ALMS1 gene cause this condition. A child inherits a changed copy of the gene from each parent (autosomal recessive).

GeneticNeurologicalKidneyEndocrine

Also known as: alms; alss; alstrom's syndrome; alström syndrome

Patient organizations

Source: NIH GARD · Alstrom syndromeGARD ID 5787 · 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 Alstrom syndrome.

Explore the Alstrom syndrome blog

Explore research for Alstrom syndrome

Explore actively recruiting Alstrom syndrome studies with HealthSpark.

HealthSpark

Find actively recruiting studies for Alstrom syndrome 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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