Angelman syndrome facts*
*Angelman syndrome facts medically edited by: Melissa Conrad Stöppler
What is Angelman Syndrome?
Angelman syndrome is a genetic disorder that primarily affects the nervous system that causes developmental delay and neurological problems. The physician Harry Angelman first delineated the syndrome in 1965, when he described several children in his practice as having "flat heads, jerky movements, protruding tongues, and bouts of laughter."
What are the characteristics, signs, and symptoms of Angelman syndrome?
Angelman syndrome results from absence of a functional copy of the UBE3A gene inherited from the mother.
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