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  1. Angelman syndrome - Wikipedia

    Angelman syndrome (AS) is a rare genetic disorder that affects approximately 1 in 15,000 individuals. [9] AS impairs the function of the nervous system, producing symptoms such as severe intellectual …

  2. Angelman syndrome - Symptoms and causes - Mayo Clinic

    Mar 8, 2024 · Angelman syndrome is a condition caused by a change in a gene, called a genetic change. Angelman syndrome causes delayed development, problems with speech and balance, …

  3. About Angelman syndrome - Angelman Syndrome Foundation

    Angelman syndrome (AS) is a rare neuro-genetic disorder that occurs in one in 15,000 live births or 500,000 people worldwide. It is caused by a loss of function of the UBE3A gene in the 15th …

  4. Angelman Syndrome: What It Is, Symptoms & Treatment

    A genetic variant of the UBE3A gene causes Angelman syndrome. This gene provides instructions to make an enzyme called ubiquitin protein ligase E3A, which regulates how your nervous system works.

  5. Angelman syndrome | About the Disease | GARD - Genetic and Rare ...

    Individuals with Angelman syndrome typically have a happy, excitable demeanor with frequent smiling, laughter, and hand-flapping movements. Many of the characteristic features of Angelman syndrome …

  6. What Is Angelman Syndrome? - FAST

    Angelman syndrome (AS) is a rare neurogenetic disorder that affects about one in 15,000 people, or approximately 500,000 individuals worldwide. Some say it could be as frequent as one in 8,000 …

  7. Angelman Syndrome - American Brain Foundation

    Angelman syndrome (AS) is a rare neurogenetic disorder affecting at least 1 in every 15,000 people, or 500,000 worldwide. AS is often first detected between 6 and 12 months of age, when an infant …

  8. Angelman syndrome: MedlinePlus Genetics

    Angelman syndrome is a complex genetic disorder that primarily affects the nervous system. Characteristic features of this condition include delayed development, intellectual disability, severe …

  9. Angelman Syndrome - National Institute of Neurological Disorders and Stroke

    Mar 13, 2026 · Angelman syndrome is a genetic disorder that primarily affects the nervous system. The disorder is named after Dr. Harry Angelman who first reported the syndrome in 1965.

  10. Angelman syndrome | Description, Cause, Symptoms, & Treatment

    Mar 7, 2026 · Angelman syndrome, rare genetic disorder that affects the nervous system. The syndrome is named for English physician Harry Angelman, who first described its characteristic symptoms in …