Symptoms
Newborns with Patau syndrome share common physical characteristics:
Extra fingers or toes (polydactyly)
Deformed feet, known as rocker-bottom feet
Neurological problems such as small head (microcephaly), failure of the brain to divide into halves during gestation (holoprosencephaly), severe mental deficiency
Facial defects such as small eyes (microphthalmia), absent or malformed nose, cleft lip and/or cleft palate
Heart defects (80% of individuals)
Kidney defects