D2I2.
genetic

Angelman syndrome

Angelman (AS) is a rare disorder that affects approximately 1 in 15,000 individuals. AS impairs the function of the nervous system, producing symptoms such as severe intellectual disability, developmental disability, limited to no functional speech, balance and movement problems, , hyperactivity, and sleep problems. Physical symptoms include a small head and a specific facial appearance. Additionally, those affected often have a happy personality.

Underlined words are explained — tap any of them.

Symptoms — what it feels like

  • ·Delayed development, happy demeanor, intellectual disability, limited to no functional speech, balance and movement problems, small head,

Causes — why it happens

  • · (new )

How it's found

  • ·Based on symptoms, testing

Treatment

  • ·Supportive care

Outlook

  • ·Nearly normal life expectancy
Plain-language summary adapted from Wikipedia. Not medical advice.