Patau's syndrome karyotype 47,XY,+13
- Wessex Reg. Genetics Centre
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Trisomy 13 syndrome (formerly Patau's syndrome), 47,XY,+13. This male has a full complement of chromosome, plus an extra chromosome 13. Symptoms of this severe syndrome include microcephaly, cleft lip or palate, polydactyly, and flexion deformities of the fingers. Infants are deaf and blind and rarely survive more than a few weeks or months. The syndrome is associated with advanced maternal age.