Mosaic variegated aneuploidy syndrome

Mosaic variegated aneuploidy syndrome is a rare autosomal recessive genetic disorder that causes inappropriate chromosomal segregation in mitosis process and because of it, some cells are aneuploid (mosaic). It is caused by mutation BUB1, BUB1B, BUB3, CEP57 or TRIP13.

Source: Wikipedia — Mosaic variegated aneuploidy syndrome (CC BY-SA 4.0)