Trisomy 18 is worse than Trisomy 13, and both are worse, by far, than being mongoloid. “That’s a pretty horrible thing to call someone with Down syndrome. You couldn’t have just gone with retarded?” “Retarded” doesn’t have to be Down Syndrome. And “mongoloid” has been in use...
Pallister–Killian syndrome (PKS) is a rare, sporadic disorder defined by a characteristic dysmorphic face, pigmentary skin anomalies, intellectual disability, hypotonia, and seizures caused by 12p tetrasomy due to an extra isochromosome 12p. We present three cases of PKS and two cases of trisomy...