Angelman and Prader Willi Syndromes

Hannah Messier and Cecily Fogarty

Background of Angelman Syndrome

Discovered in 1965 by Harry Angelman.

First called Happy Puppet Syndrome

University of Florida

Cause of disease was found in 1967

History of Prader Willi Syndrome

Genetic disorder on chromosome 15 where 7 genes are not expressed.

Discovered by Andrea Prader and Heinrich Willi in 1956.

What happens to those who have Angelman

Syndrome Intellectually grows slower than others

Mental issues

Seizures

Walking

Talking disabilities

Attention issues

Hyper

Generally Happy

Are easily excited

What happens to those with Prader Willi

SyndromeLow muscle tone

Short stature

Small genitalia, hands and feet

Cognitive disabilities

problem behaviors

Chronic feeling of hunger (linked with obesity)

How is Angelman Syndrome Passed on?

Caused by an issue with the 15th chromosome

Deletion

Mutation

How is Prader Willi Syndrome Passed on?

Usually the father is the one who was missing the chromosome.

Yet it has been reported that some with this disorder have a unique chromosome 15 because both strands come from the mother instead of one strand from the mother and one from the father.

Pictures

Other Interesting information about Angelman Syndrome

Only females can cause the syndrome.

Males can pass the mutation on but the child won’t have the syndrome.

1/12000 people

http://www.youtube.com/watch?v=ETMW0lExCgs

Other interesting information about Prader Willi Syndrome

This serious syndrome occurs in 10,000 out of 25,000 live births.

http://www.youtube.com/watch?v=X-QAIO3t41U&list=PLB53FFEAD12CFF2A5

If you know someone with this syndrome or anyone who may have this syndrome please help them by showing them this website.

http://www.pwsausa.org

Works Cited Angelman Syndrome Foundation Inc. Angelman Syndrome

Foundation. Global Cloud. Web. February 20, 2013.

Genetic Lens. “History of the Diagnosis.” The Angelman Project, 2003. Web. February 24, 2013.

"Angelman Syndrome." - Genetics Home Reference. N.p., n.d. Web. 24 Feb. 2013.

Board, A.D.A.M. Editorial. Prader-Willi Syndrome. U.S. National Library of Medicine, 18 Nov. 0000. Web. 24 Feb. 2013.

"Prader-Willi Syndrome." Medical Information & Trusted Health Advice: Healthline. N.p., n.d. Web. 24 Feb. 2013.