1. Cri Du Chat Syndrome Nathan Mooney Mr. Steinman Bio 4-17-11

2. Cause CDC is caused by the deletion of the 5 th chromosome in the DNA chain. A parent may be a carrier if they have a partially dissolved 5 th chromosome.

3. Symptoms Low birth weight Wail like a cat (high pitch) Mental Retardation Webbing of toes and fingers

4. Physical signs The skull will have an abnormal angle at its base Low mussel tone Webbed fingers and toes

5. Cure / Treatment At this time there is no known cure for CDC but around ½ of those afflicted are able to gain sufficient communication skills to get by but need assisted living all their lives.

6. Works Cited www.fivepminus.org http://www.ncbi.nlm.nih.gov/pubmedhealt h/PMH0002560/ Descartes M, Carroll AJ. Cytogenetics. In: Kliegman RM, Behrman RE, Jenson HB, Stanton BF, eds. Nelson Textbook of Pediatrics. 18th Ed. Philadelphia, Pa: Saunders Elsevier; 2007: chap 81