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angelman syndrome vs. down syndrome

A 43-year-old member asked:
Dr. Johanna Fricke
50 years experience Developmental and Behavioral Pediatrics
Neurodevelopmental : Disorders like AS & DS that cause Intellectual Disability differ in etiology, signs & symptoms & Neurobehavioral profiles including motor, ... Read More

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A 47-year-old member asked:
Dr. Alan Ali
Dr. Alan Ali answered
32 years experience Psychiatry
Angelman syndrome: It is a Neuro-genetic disorder resulting from abnormality of genes on Chromosome 15 .
Dr. Stephen Southard
15 years experience Internal Medicine
Genetic disorder: Related to a deletion(missing genetic material) from chromosome 15. These children tend to have significant intellectual disability, small heads(micr ... Read More
A 45-year-old member asked:
Dr. Mark Diamond
46 years experience Pediatrics
Because..: Most likely due to physical features and some developmental issues.These kids often have some delays.It is a genetic condition due to a defect in the ... Read More
Dr. Oscar Novick
58 years experience Pediatrics
Gene disorder: It is caused by a lack of duplication of mothers gene on chromosome 15 two genes may be involved. Ube3a or oca2.
Dr. Richard Roberts
46 years experience Pediatrics
Dx 90% lab, 10% PE: A clinical geneticist can make a diagnosis by observing the combination of unusual behavioral features and severe developmental delay, usually by 2 ye ... Read More
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A 40-year-old member asked:
Dr. Peter Glusker
47 years experience Neurology
Angelman: The answer can be found here: http://www.Ninds.Nih.Gov/disorders/angelman/angelman.Htm.
A 43-year-old member asked:
Dr. Mohammad Homsi
33 years experience Neurology
Happy Puppet Syndrom: As is a genetic disorder, a chromosome 15 deletion, characterized by intellectual and developmental delay, sleep disorder, seizures, jerky movements, ... Read More
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A 40-year-old member asked:
Dr. Michael Ekizian
A Verified Doctor answered
A US doctor answered Learn more
Angelman syndrome: Individuals with angelman syndrome have a characteristic facial appearance with microbrachycephaly, maxillary hypoplasia, deep-set eyes, and large mou ... Read More
A 35-year-old member asked:
Dr. Colin Kerr
44 years experience Family Medicine
Angelman syndrome: Angelman syndrome is a genetic cause of developmental delay and neurological problems. Affected kids have"flat heads, jerky movements, protruding ton ... Read More
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A 35-year-old member asked:
Dr. Ed Friedlander
44 years experience Pathology
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) ... Read More
A 32-year-old member asked:
Dr. Johanna Fricke
50 years experience Developmental and Behavioral Pediatrics
Early on: Seizures & microcephaly ( small head), developmental delays may present first, characteristic facial features ( e.g., pointed chin) are seen. Later, a ... Read More
A 44-year-old member asked:
Dr. Johanna Fricke
50 years experience Developmental and Behavioral Pediatrics
For your questions: www.angelman.org website has a page for you to fill in your demographics and the specific genetic abnormality that caused your child's angelman syndro ... Read More

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