How Common Is Williams Syndrome?

Is Williams syndrome similar to Down syndrome?

Williams syndrome has a very uneven cognitive profile with marked strengths and weaknesses.

Similarly, peaks and troughs of ability are present in Down syndrome, although the profile is less extreme.

Down syndrome is more common than Williams syndrome, occurring in 1 in 600-800 births..

Is Williams syndrome a form of autism?

Autism spectrum disorders (ASD) and Williams syndrome (WS) both are neurodevelopmental disorders, each with a unique social phenotypic pattern.

Is Williams Syndrome like Down’s syndrome?

Williams syndrome is characterised by poor visuo-spatial abilities alongside relatively preserved language skills, whereas Down’s syndrome is characterised by lower language skills alongside less impaired visuo-spatial skills (e.g. Mervis and John, 2012).

What genes are missing in Williams syndrome?

What causes Williams syndrome? Williams syndrome is caused by a missing piece ( deletion ) of genetic material from a specific region of chromosome 7. The deleted region includes more than 25 genes . CLIP2, ELN, GTF2I, GTF2IRD1, and LIMK1 are among the genes that are typically deleted in people with Williams syndrome.

What is the treatment for Williams syndrome?

There is no cure for Williams syndrome. Treatment is symptomatic and supportive. Individuals with Williams syndrome need regular monitoring for potential medical problems by a physician familiar with the disorder.

How is Williams syndrome inherited?

Inheritance Pattern Williams syndrome is considered an autosomal dominant condition because one copy of the altered chromosome 7 in each cell is sufficient to cause the disorder. In a small percentage of cases, people with Williams syndrome inherit the chromosomal deletion from a parent with the condition.

What is the life expectancy of someone with Williams syndrome?

Some people with Williams syndrome may have a reduced life expectancy due to complications of the disease (such as cardiovascular involvement). No studies specifically exist on life expectancy, although individuals have been reported to live into their 60s.

Why are people with Williams syndrome so happy?

Scientists realized it was related to the levels of oxytocin. They knew that oxytocin is involved in social/intimacy behaviors, like mother-child bonding or romantic encounters. And they found that people with Williams syndrome have a lot more oxytocin than everybody else, and that it fluctuates wildly in the brain.

Is Williams Syndrome Rare?

Williams syndrome is a rare disorder that affects males and females in equal numbers and infants of any race may be affected. The prevalence of this disorder is approximately one in 10,000-20,000 births in the United States.

Is Turner’s syndrome genetic?

Turner syndrome is not usually inherited in families. Turner syndrome occurs when one of the two X chromosomes normally found in women is missing or incomplete. Although the exact cause of Turner syndrome is not known, it appears to occur as a result of a random error during the formation of either the eggs or sperm.

How many people in the world have Williams syndrome?

WS affects 1 in 10,000 people worldwide – an estimated 20,000 to 30,000 people in the United States. It is known to occur equally in both males and females and in every culture. Children with Williams syndrome tend to be social, friendly and endearing.

What are the symptoms of Williams syndrome?

What are the symptoms of Williams syndrome?specific facial features like a wide mouth, small upturned nose, widely spaced teeth, and full lips.colic or feeding problems.attention deficit hyperactivity disorder (ADHD)learning disorders.inward bend of pinky finger.specific phobias.short stature.speech delays.More items…

At what age is Williams Syndrome diagnosed?

Williams syndrome is usually diagnosed before a child is 4 years old. Your doctor will do an exam and ask about your family medical history. Then the doctor will look for facial features like an upturned nose, wide forehead, and small teeth. An electrocardiogram (EKG) or ultrasound can check for heart problems.