A genetic disorder in young children
What is Tay-Sachs Disease?
A genetic disorder in young children that causes progressive loss of mental and motor ability. Tay-Sachs disease involves mutations of a pair of genes on chromosome 15. It is autosomal recessive, which means that it is inherited by parents who do not show any symptoms, or has the recessive trait.
- loss of voluntary muscle control and movement (late)
- irritability (early)
- intellectual impairment
- seizures (late)
- diminishing responsiveness and awareness (progressive)
- loss of vision (progressive)
A healthy neuron compared to a neuron effected by Tay-Sachs disease
A baby effected by Tay-Sachs disease
Someone can tell if a baby has Tay-Sachs disease by noticing a round, cherry red spot on the macula in the back of the eye
"Tay-Sachs Disease." Volume 2. New Haven, Connecticut: Thomson Gale, n.d.
Tay-Sachs Disease. Gale Science in Context. Web. 22 May 2013.