Cri-du-chat syndrome is caused by a deletion of the end of the short (p) arm of chromosome 5.This chromosomal change is written as 5p-. The size of the deletion varies among affected individuals; studies suggest that larger deletions tend to result in more severe intellectual disability and developmental delay than smaller deletions. Jun 29, 2017 · The diagnosis of cri du chat syndrome is generally made in the hospital at birth. A health care provider may note the clinical symptoms associated with the condition. The cat-like cry is the most prominent clinical feature in newborn children and is usually diagnostic for the cri du chat syndrome.
Cri du chat syndrome, is a rare genetic disorder due to chromosome deletion on chromosome 5. Its name is a French term ("cat-cry" or "call of the cat") referring to the characteristic cat-like cry of affected children. It was first described by Jérôme Lejeune in 1963.Specialty: Medical genetics. Each year in the United States, approximately 50 to 60 children are born with 5p- Syndrome (five p minus), also known as Cat Cry Syndrome or Cri du Chat Syndrome. 5p- Syndrome is characterized at birth by a high pitched cry, low birth weight, poor muscle tone, microcephaly, and potential medical complications. “5p-” is a term used by geneticists to describe a portion of chromosome number.
Sep 05, 2006 · Definition. Cri du Chat Syndrome (CdCS) is a genetic disease resulting from a deletion of the short arm of chromosome 5 (5p-). Its clinical and cytogenetic aspects were first described by Lejeune et al. in 1963 .The most important clinical features are a high-pitched cat-like cry (hence the name of the syndrome), distinct facial dysmorphism, microcephaly and severe psychomotor and mental Cited by: 191.