Quiz on Williams Syndrome

What is Williams Syndrome (WS) caused by?

• Deletion of genes on chromosome 7, including the elastin (ELN) gene

• Excessive production of elastin (ELN) gene

• Mutation in chromosome 21

• Overproduction of collagen

Which of the following is a characteristic of individuals with Williams Syndrome?

• Strong spatial reasoning skills

• Strong verbal skills and social personalities

• Advanced motor skills

• Lack of social interaction

What is the ICD-10 code for Williams Syndrome?

• Q87.0

• I73.9

• Q93.82

• Q95.1

What causes Williams Syndrome?

• Deletion of about 26-28 genes on chromosome 7q11.23

• Inherited genetic mutation

• Viral infection during pregnancy

• Environmental factors

How does the genetic deletion causing Williams Syndrome typically occur?

• It is inherited from parents

• It occurs spontaneously

• It is caused by environmental factors

• It is due to a viral infection

What is the estimated prevalence of Williams Syndrome?

• 1 in 1,000 to 1 in 2,000 live births

• 1 in 5,000 to 1 in 7,000 live births

• 1 in 7,500 to 1 in 10,000 live births

• 1 in 10,000 to 1 in 15,000 live births

Does Williams Syndrome affect males and females equally?

• Yes, it affects both equally

• No, it affects more males

• No, it affects more females

• It varies by region

Which of the following is a distinctive physical feature of Williams Syndrome?

• High muscle tone

• "Elfin" facial features

• Low empathy

• Strong visuospatial skills

What is the average IQ range associated with developmental delays in Williams Syndrome?

• 70-80

• 90-100

• 50-60

• 110-120

Which of the following is a developmental characteristic of Williams Syndrome?

• Low verbal abilities

• High muscle tone

• Hypersociability and high empathy

• Strong visuospatial construction skills