How are the cause and onset of symptoms of Huntington's Disease different from those of PKU and Tay-Sachs disease?


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Disease PKU and Tay-Sachs usually come on at a very young age whereas Huntington's Disease comes on after the age of 30. ChaCha again!

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HD results from genetically programmed degeneration of nerve cells, called neurons,* in certain areas of the brain. This degeneration causes uncontrolled movements, loss of intellectual faculties, and emotional disturbance. ChaCha on!

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PKU and T-S are generally diseases of children. In most cases, the symptoms of Huntington's appear gradually, usually starting after age 30. ChaCha again!!

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Adult-onset Huntington disease usually appears in a person's thirties or forties. Early signs and symptoms can include irritability, depression, small involuntary movements, poor coordination, and trouble learning new information or making decisions.

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