Screening for birth defects begins by assessing your risk factors, such as whether you have a genetic disorder, whether you have a child with a genetic disorder, or whether there is a family history of a genetic disorder. This disease is caused by a defective gene on the X chromosome.
Textbook of Family Medicine. Sex-linked and nontraditional modes of inheritance.
Cells: The smallest units of a structure in the body; the building blocks for all parts of the body. This disease is caused by a defective gene on the X chromosome. Epilepsy in children with Down syndrome. Alternative Names.
Turner Syndrome: A condition affecting females in which there is a missing or damaged X chromosome. Medical Genetics. An example of an autosomal recessive disorder is cystic fibrosis. The family needs to be referred to the clinical geneticist for the genetic testing and counseling of both the parents.
Ultrasound Exam: A test in which sound waves are used to examine internal structures. It further includes the possibility of association of different genes with different phenotypes of Down syndrome. Different clinical conditions are associated with Down syndrome as different systems are affected by it.
Jerome Lejeune in Paris.