Can Angelman syndrome be passed onto offspring?

Can Angelman syndrome be passed onto offspring?

Most cases of Angelman syndrome are not inherited, particularly those caused by a deletion in the maternal chromosome 15 or by paternal uniparental disomy .

What is the genetic cause of Angelman syndrome?

Angelman syndrome is caused by a genetic mutation on chromosome 15. The name of this gene is UBE3A. Normally, people inherit one copy of the gene from each parent, and both copies become active in many areas in the body. Angelman syndrome occurs when only one copy of the gene is active in certain areas of the brain.

What is the long term outlook for a child with Angelman syndrome?

Most people with Angelman syndrome live nearly as long as people without the condition, however, they are unable to live independently and will need life-long supportive care. Individuals with Angelman syndrome will continue to have intellectual limitations and severe speech impairment throughout their lives.

How do you treat a child with Angelman syndrome?


  1. Anti-seizure medication to control seizures.
  2. Physical therapy to help with walking and movement problems.
  3. Communication therapy, which may include sign language and picture communication.
  4. Behavior therapy to help overcome hyperactivity and a short attention span and to aid in development.

What gender is Angelman Syndrome most common in?

Affected Populations Angelman syndrome affects males and females in equal numbers. The prevalence of Angelman syndrome is estimated to be approximately 1 in 12,000-20,000 people in the general population.

Is Angelman Syndrome on the autism spectrum?

Angelman syndrome has a high comorbidity with autism and shares a common genetic basis with some forms of autism. The current view states that Angelman syndrome is considered a ‘syndromic’ form of autism spectrum disorder19.

What is the life expectancy for a child with Angelman syndrome?

Angelman syndrome is a genetic condition that affects the nervous system and causes severe physical and learning disabilities. A person with Angelman syndrome will have a near-normal life expectancy, but they will need support throughout their life.

How is Angelman Syndrome different from autism?

Children with autism may develop a larger head and, in fact, a larger brain. This won’t be evident in the early months, but later as they grow it is something that could present itself. Conversely, Angelman Syndrome can cause a small head or microbrachycephaly, according to the Mayo Clinic.

What kind of medical assistance will the affected child need Angelman Syndrome?

There is no specific therapy for Angelman syndrome. Medical therapy for seizures is usually necessary. Physical and occupational therapies, communication therapy, and behavioral therapies are important in allowing individuals with Angelman syndrome to reach their maximum developmental potential.

What are the treatments of Angelman syndrome?

There is no specific therapy for Angelman syndrome at this time. The best treatment is to minimize seizures, anxiety, and gastrointestinal issues and maximize sleep. Seizures are treated with medications and dietary therapies, while sleep issues are treated with medications and sleep training.

Could this disorder have been prevented Angelman Syndrome?

There is no way to prevent Angelman syndrome. If you have a child with AS or a family history of the condition, you may want to talk with your provider before becoming pregnant.

How does Angelman syndrome affect a person’s life?

It causes delayed development, problems with speech and balance, intellectual disability, and sometimes, seizures. People with Angelman syndrome often smile and laugh frequently, and have happy, excitable personalities.