Werner Syndrome

Overview

Werner syndrome is a rare inherited disorder that causes premature aging, which is why it is sometimes called adult progeria. People with Werner syndrome usually grow normally through childhood but stop growing earlier than expected and begin to show signs of aging during their teens and twenties.

Over time, they develop features and health problems usually associated with much older age, such as graying hair, cataracts, thin skin, and a higher risk of certain diseases. The condition is caused by changes in a single gene and is passed down in families. There is no cure, so care focuses on monitoring and managing the conditions that arise.

Symptoms

Signs typically begin in adolescence or early adulthood and progress over time:

• A lack of the usual adolescent growth spurt, leading to short stature
• Premature graying and thinning or loss of hair
• Skin that becomes thin, tight, and aged-looking, sometimes with ulcers on the legs and feet
• Cataracts in both eyes, often by early adulthood
• A high-pitched or hoarse voice and a characteristic facial appearance
• Aging-related conditions appearing early, such as diabetes, osteoporosis, hardening of the arteries, and certain cancers

Causes

Werner syndrome is caused by changes (mutations) in a gene that provides instructions for a protein involved in maintaining and repairing DNA. When this protein does not work properly, cells accumulate damage more quickly, which is thought to drive the premature aging seen in the condition.

The disorder is inherited in an autosomal recessive pattern, meaning a person must inherit a changed copy of the gene from each parent to be affected. Parents who each carry one changed copy usually have no symptoms themselves.

Risk Factors

• Having two parents who each carry a changed copy of the responsible gene
• A family history of the condition
• The disorder occurs in all populations but is reported more often in certain communities where the gene change is more common

Diagnosis

Diagnosis is based on the combination of characteristic features and confirmatory testing:

• Clinical evaluation: Recognizing the typical pattern of early aging signs, short stature, bilateral cataracts, and skin changes.
• Genetic testing: Identifying changes in the responsible gene confirms the diagnosis.
• Supporting tests: Evaluations for the associated conditions, such as eye exams, blood sugar testing, and bone density scans.

Treatment

There is no cure for Werner syndrome, so treatment focuses on managing and monitoring the conditions that develop:

• Cataract surgery to restore vision.
• Management of diabetes with diet, medication, and monitoring.
• Cardiovascular care to address hardening of the arteries and high cholesterol.
• Wound and skin care for slow-healing leg and foot ulcers.
• Cancer surveillance because certain cancers occur more often.

Coordinated, regular medical follow-up helps detect and treat complications early. Genetic counseling can help families understand inheritance and recurrence risk.

Prevention

Because Werner syndrome is inherited, it cannot be prevented. However:

• Genetic counseling helps families understand the chance of passing on the condition
• Regular monitoring allows early treatment of diabetes, eye, heart, and skin problems
• Healthy lifestyle measures, such as not smoking and managing weight, support overall cardiovascular health

When to See a Doctor

See a doctor if a young person shows several signs of early aging together, such as premature graying, short stature with no growth spurt, early cataracts, and aged-looking skin, particularly if there is a family history. Ongoing care with specialists helps monitor for and manage the diabetes, cardiovascular disease, and other conditions associated with the syndrome.

Related Topics

Frequently Asked Questions

References

1. Genetic and Rare Diseases Information Center (GARD). Werner syndrome.
2. MedlinePlus Genetics, U.S. National Library of Medicine. Werner syndrome.
3. National Organization for Rare Disorders (NORD). Werner Syndrome.