CRI DU CHAT

WHAT IT IS:

• Rare genetic disorder that is caused by a deletion of a person's 5th chromosome.

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HOW IT'S INHERITED:

• Possible to get it for parent who already has it.
• Most commonly caused by random chromosomal break.

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DOMINANT CARRIERS:

• In 80% of cases, the chromosome that carried the deletion comes from the father rather than the mom.

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SYMPTOMS:

• Babies with disease are usually small and have respiratory problems.
• People with disease may have small head, unusually round face, small chin, widely set eyes, folds over the eyes, and small bridge of the nose.

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STATISTICS:

• Affects 1 in 20,000 people
• 1 in 50,000 babies.
• The life expectancy is the same as a regular person.

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OTHER NAMES:

• French for "cry of the cat"
• The disease is also named this because people with it can sometimes have a cat like cry.

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CURES/TREATMENTS:

• No cure but treatment options.
• Physical therapy
• Speech therapy
• Occupational therapy
• Communication alternatives like sign language.

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HISTORY:

• In 1963 Jerome Lejeune discovered Cri Du Chat.
• He also discovered the cause of Down syndrome.

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EXTRA INFO.:

• People it affects more are infants that are 8 months of age.
• A baby can be tested for Cri du chat before birth.

SOURCES:

• Chromosomal Mutations. eLibrary Science. Web. 19 Apr 2015.
• "New Health Guide." Cri Du Chat Syndrome Facts. N.p., n.d. Web. 21 Apr. 2015.
• "Cri-du-Chat Syndrome." Cri-du-Chat Syndrome. N.p., n.d. Web. 20 Apr. 2015.