DNA Anomalies - Pallister-Killian syndrome (PKS) is an extremely rare genetic disorder that is present at birth. The prevalence has been estimated to be 1 in 20,000. Pallister-Killian syndrome is also known as isochromosome 12p syndrome, tetrasomy 12p mosaicism, Pallister-Killian mosaic syndrome and PKS. #DNA #anomalies #learn #somethingnew #educational #SOSForensicDNAConsulting