article_snippet.sent: About 15 to 20 cases of PKS are known to be in Australia, according to the Pallister Killian Syndrome Foundation of Australia .
article_snippet.sent: PKS is a rare chromosomal disorder which affects about 200 people worldwide and 15 those cases are known to be in Australia, according to the Pallister Killian Syndrome Foundation of Australia.
article_snippet.sent: Pallister Killian Syndrome, also known as PKS, is a rare chromosomal disorder.
article_snippet.sent: According to the PKS Foundation of Australia, about 200 to 300 cases of PKS have been reported worldwide.
article_snippet.sent: Most of about 200 to 300 cases of PKS have been diagnosed in the last five years with an increasing diagnosis rate,' the foundation states.