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Angelman Syndrome Dominant Or Recessive
Angelman syndrome: The answer is neither- most cases are not inherited at all. http://ghr.nlm.nih.gov/condition/angelman-syndrome ...Read more
Happy Puppet Syndrom: As is a genetic disorder, a chromosome 15 deletion, characterized by intellectual and developmental delay, sleep disorder, seizures, jerky movements, abnormal gait, autistic behavior and frequent laughter or smiling.No cure is available, anti-seizure medications can be given for the seizures. ...Read more
Angelman syndrome: Individuals with angelman syndrome have a characteristic facial appearance with microbrachycephaly, maxillary hypoplasia, deep-set eyes, and large mouth with tongue protrusion. The gait is jerky and puppet-like and behavior is marked by frequent spells of inappropriate laughter. Severe intellectual disability and speech impairment are usually present, and most suffer from epilepsy. ...Read more
Angelman syndrome: Angelman syndrome is a genetic cause of developmental delay and neurological problems. Affected kids have"flat heads, jerky movements, protruding tongues, and bouts of laughter." infants appear normal at birth, but often have feeding problems in the first months of life and exhibit noticeable developmental delays by 6 to 12 months. Info at: http://www.Ninds.Nih.Gov/disorders/angelman/angelman.Htm. ...Read more
Variable: Angelman patients lack a good copy of the gene UBE3A from their mothers. This may be the result of uniparental disomy (both chromosome 15's from Dad) or a new mutation on Mom's chromosome. It's tricky and goes beyond Mendel's laws. ...Read more
Early on: Seizures & microcephaly ( small head), developmental delays may present first, characteristic facial features ( e.g., pointed chin) are seen. Later, ataxic ( unsteady) gait hand -flapping, happy demeanor with frequent laughter, intellectual disability, hyperactivity, short attention span, severe language impairment, feeding problems, chewing/mouthing objects, gene involved is on chromosome 15. ...Read more
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