Patau Syndrome

Patau Syndrome is a trisomy of chromosome 13 due to a nondisjunction during meiosis. Patau Syndrome can also result from a Robersonian translocation, a section of chromosome 13 attacthes to another chromosome. This results in cell containing 2 intact copies of chromosome 13 and an extra partial copy. Patau Syndrome has a prevalence of around 1 in every 10,000 live births .

Signs and Symptoms of Trisomy 13

Infants ususally have a normal birth weight, a tiny head and a titlted forehead.