Top Ataxia telangiectasia Doctors in India

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Frequently Asked Questions

Ataxia Telangiectasia (A-T) is a rare genetic disorder that affects various systems in the body. It primarily involves problems with balance and coordination (ataxia) and the appearance of small, dilated blood vessels near the surface of the skin (telangiectasia).

A-T is caused by mutations in the ataxia telangiectasia gene. This gene repairs damaged DNA, and mutations disrupt this process, leading to the characteristic symptoms of the disorder.

A-T is inherited in an autosomal recessive manner, meaning both parents must carry a mutated ATM gene for their child to develop the disorder.

Common symptoms include progressive difficulty with movement and coordination, involuntary eye movements, speech difficulties, a weakened immune system leading to frequent infections, and an increased risk of cancer, particularly leukaemia and lymphoma.

Diagnosis typically involves clinical evaluation, genetic testing, and analysis of symptoms. Blood tests, imaging studies, and neurological exams may also be used to confirm the diagnosis.

Currently, there is no cure for A-T. Treatment focuses on managing symptoms and complications. Physical therapy, speech therapy, and respiratory support can improve quality of life.

As a genetic disorder, A-T cannot be prevented. Genetic counselling and carrier testing can help families understand their risk and make informed reproductive choices.

Yes, research is ongoing to better understand the underlying mechanisms of A-T and to develop potential therapies. Clinical trials and studies are exploring various treatment options.

A-T weakens the immune system, making individuals more susceptible to infections. This is due to the role of the ATM gene in DNA repair, which is crucial for maintaining healthy immune cells.

Yes, A-T is associated with an increased risk of certain types of cancer, particularly leukaemia and lymphoma. Regular medical surveillance is important for early detection and treatment.

The severity of A-T varies among individuals. While some may experience significant limitations in daily activities, others can lead relatively independent lives with appropriate support and management.

Life expectancy for individuals with A-T is typically reduced, but advances in medical care and support have improved outcomes in recent years. Many individuals with A-T now live into adulthood.

Yes, genetic testing can identify mutations in the ATM gene and confirm a diagnosis of A-T. It can also be used for carrier testing in families with a history of the disorder.

However, medications may be prescribed to manage specific symptoms, such as movement difficulties or infections.

Yes, there are support groups and organizations that provide resources, information, and a sense of community for individuals and families affected by A-T.

Some experimental treatments and therapies are being explored in clinical trials, including potential gene therapies and targeted approaches to address specific symptoms of A-T.

FAQs reviewed by Dr. Hemlata Wadhwani Bhatia, Senior Consultant, Medical Genetics, Foetal Medicine.

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