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http://www.tay-sachs.org/taysachs_disease.php

http://www.mayoclinic.org/diseases-conditions/tay-sachs-disease/basics/definition/con-20036799

http://www.news-medical.net/health/Tay-Sachs-Disease-Prevention.aspx

https://www.ntsad.org/index.php/infantile-a-juvenile-support/symptom-management

http://www.ncbi.nlm.nih.gov/pubmed/11500789

https://ghr.nlm.nih.gov/condition/tay-sachs-disease

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Consider a feeding tube to prevent choking on food

Respond to seizures in a timely fashion

Develop a respiratory health management plan with your pediatrician

Interact with your child to provide sensory stimulation

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https://upload.wikimedia.org/wikipedia/commons/thumb/8/82/Autosomal_Recessive_Pedigree_Chart.svg/2000px-Autosomal_Recessive_Pedigree_Chart.svg.png

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There aren't very many prevention methods for the disease

Test to see you are a carrier

Make sure your partner isn't a carrier

You can get a Pre-implantation Genetic Diagnosis to avoid conceiving a child with the disease

A woman can get a in-vitro fertilization

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Most common in people with European Jewish descent

1/27 Jews in US

1/50 Irish American in US

1/250 General Population in US

1/3,500 newborns in the world are diagnosed

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It is inherited by a parent that carries the recessive gene.
https://2011gtms8f.wikispaces.com/file/view/josh_s_punnett_square.PNG/230299570/400x299/josh_s_punnett_square.PNG

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It is considered a autosomal recessive gene and occurs on chromosome 15.
Children with tay sachs have a defect of a vital gene (Hex-a).
http://www.cureangelman.org/images/15.jpg

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- The fetus always suffers diminishing effects but shows no signs of them until 6 months.
- Babies appear normal until age 2 when their normal development slows.
- By age 2 most children experience seizures, blindness, deafness and do not respond to their environment,
- Children are paralyzed by age 3 and 4.
- Most die by age 5.
- There is no cure but gene therapy and enzyme replacement therapy may be the key to finding a cure.

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Also called GM2 gangliosidosis
It is caused by an absence of vital enzyme Hex-A.
Defects in a gene on chromosome 15 that codes for Hex-A