Alström

Alström syndrome is a rare genetic disorder characterized by a multitude of medical issues, including vision and hearing loss, obesity, insulin resistance and type 2 diabetes, and progressive heart disease. It is caused by mutations in the ALMS1 gene.

Symptoms and Signs

The symptoms of Alström syndrome can vary greatly from person to person. However, some common symptoms include:

• Vision loss: This is often one of the first symptoms of Alström syndrome. It typically begins in infancy or early childhood and progresses over time.
• Hearing loss: This usually begins in late childhood or early adolescence.
• Obesity: Individuals with Alström syndrome often have a tendency to gain weight easily, particularly in childhood.
• Insulin resistance and Type 2 diabetes: These conditions are common in individuals with Alström syndrome and can lead to serious health complications if not managed properly.
• Heart disease: This can develop in individuals with Alström syndrome, often in the form of dilated cardiomyopathy or congestive heart failure.

Causes

Alström syndrome is caused by mutations in the ALMS1 gene. This gene provides instructions for making a protein that is found in cells throughout the body, where it plays a role in various cellular processes. Mutations in the ALMS1 gene disrupt the normal function of this protein, leading to the diverse symptoms of Alström syndrome.

Diagnosis

Diagnosis of Alström syndrome is based on the presence of characteristic clinical features. Genetic testing can confirm the diagnosis.

Treatment

There is currently no cure for Alström syndrome. Treatment is aimed at managing the individual symptoms and improving quality of life.

See also

• Genetic disorder
• Rare disease

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