Patau Syndrome (Trisomy-13)
Trisomy-13 (2n=46,13+)
is the third most common of trisomies, and occurs in about 1 in 5 ~
20,00 live births. Characteristics include a malformed midfacial
region, cleft palate, polydactyly (extra fingers), and severe
neurological problems. Survival beyond a few months is rare. The child
above survived infancy, with profound psycho-motor retardation,
deafness, and legal blindness.
See [http://www.trisomy.org/trisomy13.php]